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Contents
- The climate of Changsha
- The best time to visit Changsha
- The worst time to visit Changsha
- Spring weather in Changsha
- Summer weather in Changsha
- Autumn weather in Changsha
- Winter weather in Changsha
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Flowery spring field in front of the giant Mao Statue in Changsha, China
The climate of Changsha
Situated within the humid subtropical climate zone (Cfa according to the Köppen climate classification), Changsha is characterized by a notable absence of a dry season. The annual variation of temperature, humidity, and rainfall reflects this city's unique climatological profile.
Throughout the year, average temperatures in Changsha exhibit a clear progression. During winter, the average high temperature is 11.7°C (53.1°F) in December, reaching a pleasant 17.8°C (64°F) by the end of February. With the onset of spring, highs increase dramatically, ranging from 22.8°C (73°F) to 33.3°C (91.9°F) between March and August. The decline in temperatures begins in September with an average high of 29°C (84.2°F), gradually declining to 9.6°C (49.3°F) by November. The average low temperatures follow a similar trend with a minimum of 3.8°C (38.8°F) in January and a maximum of 25°C (77°F) in July.
Relative humidity levels fluctuate between 64 to 82% throughout the year, implying that Changsha experiences a generally moist environment. A similar pattern characterizes the liquid precipitation data. Monthly average rainfall stretches from 35mm (1.38") in October to 183mm (7.2") in June, making this period the city's rainiest. The snowfall data reveal a less dramatic, albeit worthy of mention, a pattern with 11mm (0.43") in December and virtually no snow from April to November.
Sunshine duration ranges from 6.4 hours in May to 9.6 hours in July, resulting in an average daily difference between 10.4 hours and 13.7 hours of daylight throughout the year. The least cloud cover is noticed from April to August, while the highest cloud cover is mostly experienced from January to March. On average, Changsha experiences wind speeds of 9.8km/h (6.1mph) in December to 8.2km/h (5.1mph) in June; wind gusts oscillate between 13.6km/h (8.5mph) and 12.3km/h (7.6mph).
Throughout the year, average temperatures in Changsha exhibit a clear progression. During winter, the average high temperature is 11.7°C (53.1°F) in December, reaching a pleasant 17.8°C (64°F) by the end of February. With the onset of spring, highs increase dramatically, ranging from 22.8°C (73°F) to 33.3°C (91.9°F) between March and August. The decline in temperatures begins in September with an average high of 29°C (84.2°F), gradually declining to 9.6°C (49.3°F) by November. The average low temperatures follow a similar trend with a minimum of 3.8°C (38.8°F) in January and a maximum of 25°C (77°F) in July.
Relative humidity levels fluctuate between 64 to 82% throughout the year, implying that Changsha experiences a generally moist environment. A similar pattern characterizes the liquid precipitation data. Monthly average rainfall stretches from 35mm (1.38") in October to 183mm (7.2") in June, making this period the city's rainiest. The snowfall data reveal a less dramatic, albeit worthy of mention, a pattern with 11mm (0.43") in December and virtually no snow from April to November.
Sunshine duration ranges from 6.4 hours in May to 9.6 hours in July, resulting in an average daily difference between 10.4 hours and 13.7 hours of daylight throughout the year. The least cloud cover is noticed from April to August, while the highest cloud cover is mostly experienced from January to March. On average, Changsha experiences wind speeds of 9.8km/h (6.1mph) in December to 8.2km/h (5.1mph) in June; wind gusts oscillate between 13.6km/h (8.5mph) and 12.3km/h (7.6mph).
The best time to visit Changsha
Changsha offers different experiences depending on the time of year. However, the optimal period for travel to this city is between April and June. During these months, the temperature ranges from 17.3°C (63.1°F) to 29.7°C (85.5°F), providing comfortable warmth. Furthermore, with sunshine duration increasing from 5.8 hours to 8 hours and an abundance of daylight hours (from 12 to 13.9 hours) during these months, visitors can fully participate and enjoy outdoor activities.
The worst time to visit Changsha
Visiting Changsha during the winter months of December to February could prove challenging due to the combination of cold temperatures (average highs ranging from 9.6°C (49.3°F) to 17.3°C (63.1°F)) and increased snowfall (up to 27mm (1.06") in January). In addition, the decreased duration of sunshine (5.3 hours to 5.8 hours) and shorter daylight hours (ranging from 10.6 hours to 12 hours) might make sightseeing less enjoyable.
Spring weather in Changsha
Spring in Changsha, lasting from March to May, is characterized by moderation and growth. The temperatures start to rise, with the average high of 17.3°C (63.1°F) in March increasing to 27°C (80.6°F) in May. The lows also rise, from 9.9°C (49.8°F) to 18.8°C (65.8°F). The city receives an increase in rainfall, rising from 86mm (3.39") in March to 133mm (5.24") in May. Meanwhile, the relative humidity creeps up, from 73 to 77%, indicating more moisture in the air.
Summer weather in Changsha
The summer months from June through August register the warmest temperatures in Changsha. The highs reach their peak at 33.3°C (91.9°F) in July, while the lows average between 22.2°C (72°F) to 25°C (77°F). Humidity also reaches its maximum at 82% in June, producing the sensation of a hotter environment. Rainfall is at its highest at 183mm (7.2") in June, gradually decreasing to 87mm (3.43") by the end of the summer.
Autumn weather in Changsha
Autumn in Changsha, from September to November, sees a decrease in temperature, with average highs falling from 29°C (84.2°F) in September to 9.6°C (49.3°F) in November. The lows follow a comparable pattern, lowering from 20.3°C (68.5°F) to 3.8°C (38.8°F). The rainfall also declines, from 46mm (1.81") in September to 37mm (1.46") in November.
Winter weather in Changsha
Winter in Changsha, encompassing December through February, witnesses the coldest climate conditions. The average high teeters between 9.6°C (49.3°F) in December to 12.2°C (54°F) in February. The average low temperatures drop to 3.8°C (38.8°F) in January. Interestingly, December sees an increase in snowfall at 27mm (1.06"), contributing to the cold winter weather in Changsha. The daylight hours are also shortest during this season, ranging from 10.4 to 11.2 hours.
Weather in January
January in Changsha, China, commences the year with quite chilly temperatures, reflecting the winter season. Weather patterns transition from those of a freezing December. The weather features rainfall of 37mm (1.46") coupled with relative humidity measuring 67%, creating a significantly damp environment. Weather in January »
Weather in February
As Changsha, China moves further into the year, February brings slightly moderate temperatures compared to January. The city faces an increase in rainfall, now registering 59mm (2.32"), and a rise in humidity, adding to the damp conditions prevalent in the winter months. Weather in February »
Weather in March
The arrival of March in Changsha, China, hints at the onset of spring with a noticeable rise in temperatures from the previous month. Rainfall levels mark a significant increase, reaching 86mm (3.39"), ushering in moist weather conditions. Weather in March »
Weather in April
April in Changsha, China, indicates a welcoming shift in weather towards more pleasant and stable conditions. Temperature fluctuations diminish as the city straddles between winter and more summer-like weather conditions. April proves to be the fourth wettest month of the year with a rainfall of 91mm (3.58"). Weather in April »
Weather in May
Changsha, China transitions into May with a clear departure from the cooler months. The weather remains stable, emphasizing the shift towards summer. However, the city experiences its highest rainfall in the year with 133mm (5.24"). The increased temperature, coupled with higher humidity levels, creates a somewhat tropical climate. Weather in May »
Weather in June
June in Changsha, China brings the onset of summer with its warmer regimes and high precipitation. Typically experiencing a gradual escalade in heat levels, June sees a notable departure from the less intense heat experienced in May. Weather in June »
Weather in July
The scorching summer continues into July in Changsha, China, featuring temperatures reaching their peak. A slight drop in July's rainfall levels as compared to June, recording 166mm (6.54"), slightly eases the damp conditions. Despite the substantial rainfall, the amount of sunny days increases, giving some respite to Changsha's inhabitants. Weather in July »
Weather in August
The weather in August in Changsha, China, gives a slight relief from the intense summer heat as temperatures start to lower. Despite being a peak summer month, a significant decrease in rainfall to 87mm (3.43") and humidity compared to the previous month is witnessed. Weather in August »
Weather in September
September in Changsha, China, signifies the onset of fall with further lowering of temperatures. The reduced rainfall of 46mm (1.81") marks a significant departure from the monsoonal patterns of the earlier months. Shorter daylight hours, coupled with the lower UV index, reflect the incoming fall season. Weather in September »
Weather in October
In Changsha, China, the serene weather of October witnesses further fall in temperatures. The reduced rainfall, now at 35mm (1.38"), coupled with a noticeable decline in humidity levels, defines a clear break from the high humidity experienced in the summer months. Weather in October »
Weather in November
November brings a further drop in temperatures in Changsha, China, hinting at the imminent arrival of winter. This transition month continues the trend of lower temperatures, rainfall, and humidity levels. In contrast, increased visibility and lower cloud coverage indicate clearer skies and drier conditions. Weather in November »
Weather in December
Finally, December in Changsha, China, marks the onset of winter with temperatures dropping significantly. With 41mm (1.61") of rainfall and 64% relative humidity, the city presents chilly temperatures and mildly damp conditions. Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Changsha?
Changsha, China, records the coldest temperatures in January, averaging a high of 9.6°C (49.3°F) and a low of 3.8°C (38.8°F).
How many days does it rain in Changsha?
In Changsha, during the entire year, the rain falls for 181.9 days and collects up to 1008mm (39.69") of precipitation.
When does it snow in Changsha?
Months with snowfall in Changsha are January, February, November and December.
When does it snow the most in Changsha?
January is the month with the most snowfall in Changsha. Snow falls for 2.3 days and accumulates 27mm (1.06") of snow.
How many days does it snow in Changsha?
In Changsha, China, during the entire year, snow falls for 4.5 days and aggregates up to 49mm (1.93") of snow.
What is the month with the lowest UV index in Changsha?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3.
When it does not snow in Changsha?
March through October are months without snowfall in Changsha.
What is the most humid month in Changsha?
June is the most humid month in Changsha, China, with an average relative humidity of 82%.
What is the rainiest month in Changsha?
June is the month with the most rainfall. Rain falls for 20.3 days and accumulates 183mm (7.2") of precipitation.
When are the longest days in Changsha?
With an average of 13h and 54min of daylight, June has the longest days of the year.
What month has the most sunshine in Changsha?
With an average of 9.6h of sunshine, July has the most sunshine of the year in Changsha, China.
When is the highest UV index in Changsha?
The month with the highest UV index is July, with an average maximum UV index of 8.
What part of the year is the hottest in Changsha?
August, with an average high of 33.3°C (91.9°F) and a low of 24.8°C (76.6°F), signifies the warmest month of the year.
What are the least humid months in Changsha?
October and December, with an average relative humidity of 64%, are the least humid months in Changsha, China.
What is the driest month in Changsha?
October is the month with the least rainfall in Changsha. Rain falls for 10 days and accumulates 35mm (1.38") of precipitation.
What is the month with the least sunshine in Changsha?
November has the least sunshine of the year in Changsha, China, with an average of 5.1h of sunshine.
What is the month with the shortest days in Changsha?
December has the shortest days of the year in Changsha, China, with an average of 10h and 24min of daylight.
Is there Daylight Saving Time (DST) in Changsha?
Changsha, China, does not observe Daylight Saving Time (DST). CST timezone is used over the entire year.
Average temperature
Changsha, China
The warmest month (with the highest average high temperature) is August (33.3°C).
The month with the lowest average high temperature is January (9.6°C).
The month with the highest average low temperature is July (25°C).
The coldest month (with the lowest average low temperature) is January (3.8°C).
Average pressure
Changsha, China
- Average pressure in January:
1026.3mbar - Average pressure in February:
1022.6mbar - Average pressure in March:
1019mbar - Average pressure in April:
1013.8mbar - Average pressure in May:
1009.1mbar - Average pressure in June:
1004.2mbar
- Average pressure in July:
1003.2mbar - Average pressure in August:
1004.7mbar - Average pressure in September:
1011.3mbar - Average pressure in October:
1018.2mbar - Average pressure in November:
1022mbar - Average pressure in December:
1026mbar
The month with the highest atmospheric pressure is January (1026.3mbar).
The month with the lowest atmospheric pressure is July (1003.2mbar).
Average wind speed
Changsha, China
- Average wind speed in January:
9.7km/h - Average wind speed in February:
10.3km/h - Average wind speed in March:
9.6km/h - Average wind speed in April:
9.4km/h - Average wind speed in May:
8.8km/h - Average wind speed in June:
8.2km/h
- Average wind speed in July:
9.5km/h - Average wind speed in August:
9.2km/h - Average wind speed in September:
8.6km/h - Average wind speed in October:
9.1km/h - Average wind speed in November:
9.2km/h - Average wind speed in December:
9.8km/h
The windiest month (with the highest average wind speed) is February (10.3km/h).
The calmest month (with the lowest average wind speed) is June (8.2km/h).
Average humidity
Changsha, China
The month with the highest relative humidity is June (82%).
The months with the lowest relative humidity are October and December (64%).
Average rainfall
Changsha, China
- Average rainfall in January:
37mm - Average rainfall in February:
59mm - Average rainfall in March:
86mm - Average rainfall in April:
91mm - Average rainfall in May:
133mm - Average rainfall in June:
183mm
The wettest month (with the highest rainfall) is June (183mm).
The driest month (with the least rainfall) is October (35mm).
Average rainfall days
Changsha, China
- Average rainfall days in January:
11.9 days - Average rainfall days in February:
13.4 days - Average rainfall days in March:
18.1 days - Average rainfall days in April:
17.6 days - Average rainfall days in May:
17.5 days - Average rainfall days in June:
20.3 days
- Average rainfall days in July:
18.3 days - Average rainfall days in August:
19.7 days - Average rainfall days in September:
12.9 days - Average rainfall days in October:
10 days - Average rainfall days in November:
11.7 days - Average rainfall days in December:
10.5 days
The month with the highest number of rainy days is June (20.3 days).
The month with the least rainy days is October (10 days).
Average snowfall
Changsha, China
The month with the highest snowfall is January (27mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days
Changsha, China
- Average snowfall days in January:
2.3 days - Average snowfall days in February:
1.1 days - Average snowfall days in March:
0.2 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.2 days - Average snowfall days in December:
0.7 days
The month with the highest number of snowfall days is January (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Changsha, China
- Average daylight in January:
10h and 4min - Average daylight in February:
11h and 1min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 5min - Average daylight in May:
13h and 4min - Average daylight in June:
13h and 5min
- Average daylight in July:
13h and 4min - Average daylight in August:
13h and 1min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 3min - Average daylight in November:
10h and 5min - Average daylight in December:
10h and 2min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in January:
5h and 2min - Average sunshine in February:
5h and 4min - Average sunshine in March:
5h and 5min - Average sunshine in April:
6h and 5min - Average sunshine in May:
7h and 5min - Average sunshine in June:
8h and 0min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 3min - Average sunshine in September:
7h and 2min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 1min - Average sunshine in December:
5h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is November (Average sunshine: 5h and 6min).
Average sunshine days
Changsha, China
- Average sunshine days in January:
17.1 days - Average sunshine days in February:
12.6 days - Average sunshine days in March:
11.7 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
11 days - Average sunshine days in June:
8.2 days
- Average sunshine days in July:
10.9 days - Average sunshine days in August:
10.6 days - Average sunshine days in September:
14.5 days - Average sunshine days in October:
19.5 days - Average sunshine days in November:
16.6 days - Average sunshine days in December:
19.5 days
The months with the most sunshine days are October and December (19.5 days).
The month with the least sunshine days is June (8.2 days).
Average UV index
Changsha, China
The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover
Changsha, China
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility
Changsha, China
The months with the highest visibility are October and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and November (9km).
Changsha, China
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