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Contents
- The climate of Guangzhou
- The best time to visit Guangzhou
- The worst time to visit Guangzhou
- Spring weather in Guangzhou
- Summer weather in Guangzhou
- Autumn weather in Guangzhou
- Winter weather in Guangzhou
- 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 humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average UV index
The urban setting of the District of Guangzhou in China with beautiful blue skies, and clear, calm waters
The climate of Guangzhou
Guangzhou, a vibrant metropolis in southern China, is classified as Cwa under the Köppen climate classification, translating into a humid subtropical climate characterized by a dry winter. Starting from its highest average high of 32.8°C (91°F) in July, the city experiences a variation of temperature dipping to the lowest average high of 18.3°C (64.9°F) in January. Likewise, after reaching their peak at 24.8°C (76.6°F) and 25.5°C (77.9°F) in June and July, the average low temperatures drop to their lowest at 10.3°C (50.5°F) in January.
Remarkably, the city receives a considerable amount of rainfall throughout the year, peaking from April to September with an impressive total of 1,471mm (18.54") spread across these six months. The months bearing the brunt of this heavy rainfall are May, June and August, each accumulating well above 200mm (7.87"). On the contrary, December turns out to be the driest month, receiving a meagre 32mm (1.26") of rainfall.
Additionally, levels of relative humidity in Guangzhou hover between 66% and 84%. The city also experiences ample daylight throughout the year, the longest being 13.5 hours in June and the shortest, 10.7 hours in December. Finally, the UV index asserts its strongest presence from April to August, reaching as high as 12.
Remarkably, the city receives a considerable amount of rainfall throughout the year, peaking from April to September with an impressive total of 1,471mm (18.54") spread across these six months. The months bearing the brunt of this heavy rainfall are May, June and August, each accumulating well above 200mm (7.87"). On the contrary, December turns out to be the driest month, receiving a meagre 32mm (1.26") of rainfall.
Additionally, levels of relative humidity in Guangzhou hover between 66% and 84%. The city also experiences ample daylight throughout the year, the longest being 13.5 hours in June and the shortest, 10.7 hours in December. Finally, the UV index asserts its strongest presence from April to August, reaching as high as 12.
The best time to visit Guangzhou
Factoring in the given climatological parameters, it appears that autumn, specifically November, with its temperate weather, moderate rainfall and abundant sunshine, serves as the most accommodating time for tourists to visit Guangzhou. The average high temperature hovers around a comfortable 24.5°C (76.1°F), while the average low temperature is a bearable 15.9°C (60.6°F), providing a pleasant climate for outdoor activities. An added advantage is the less frequent rainfall, which stands at 35mm (1.38") across 5.5 days.
The worst time to visit Guangzhou
The summer and the start of the monsoon season, particularly May, seem less suited for travel to Guangzhou. The city faces its highest recorded rainfall, 284mm (11.18"), spread across 18.3 days. Tourists might find the high average temperatures, rising to 29.3°C (84.7°F) during the day and not dropping below 22.7°C (72.9°F) at night, rather discomforting. Elevated UV index levels of 12 further add to the harshness of the climate.
Spring weather in Guangzhou
Guangzhou welcomes spring with a gradual increase in temperatures, from an average high of 18.5°C (65.3°F) in February to a high of 25.7°C (78.3°F) in April. The average low temperature also follows a similar upward trend, rising from 11.7°C (53.1°F) to 19.5°C (67.1°F). Rainfall tends to accelerate across these months, culminating in 201mm (7.91") in April.
Summer weather in Guangzhou
Summer in Guangzhou is characterized by sweltering temperatures, high humidity, and persistent rainfall. Average high temperatures range from 29.3°C (84.7°F) in May to a peak of 32.8°C (91°F) in July. Meanwhile, the average low temperatures equally keep up, escalating from 22.7°C (72.9°F) to 25.5°C (77.9°F) in the same period. Alongside, heavy downpours dominate these months, making June the wettest, with 276mm (10.87") of rainfall.
Autumn weather in Guangzhou
Guangzhou's autumn sees a decline in temperatures, averaging out to a high of 24.5°C (76.1°F) and a low of 15.9°C (60.6°F) in November. Rainfall too takes a downward plunge from 166mm (6.54") in September to 35mm (1.38") in November, setting the stage for a relatively drier climate.
Winter weather in Guangzhou
Despite being positioned in the subtropical zone, winters in Guangzhou offer a cool respite with an average high of 18.3°C (64.9°F) and a low of 10.3°C (50.5°F) in January. December, the driest month, experiences rain just across 4.9 days totaling to 32mm (1.26") in quantity. Note that December is also the month with the shortest daylight, lasting for 10.7 hours.
Weather in January
Weather during January in Guangzhou, China shifts from cool to mild with average high and low temperatures fluctuating from 10.3°C (50.5°F) to 18.3°C (64.9°F). The first month of the year receives less sunlight, with shorter daylight hours as compared to later months. Weather in January »
Weather in February
The second month brings slight increases in both temperature and humidity, indicating the subtle beginnings of a transitioning climate. This period showcases a slight escalation in rainfall as compared to January, with a recorded average of 69mm (2.72"), while also lengthening daylight hours. Weather in February »
Weather in March
The arrival of March signals a significant shift in weather elements, especially in temperature readings. This month marks a noticeable rise to average high and low temperatures from 15.2°C (59.4°F) to 21.6°C (70.9°F), compared to the milder temperatures of February. Weather in March »
Weather in April
In April, Guangzhou experiences an even further upsurge in weather intensity. The temperature noticeably increases providing a more tropical ambience, while humidity levels tread towards their peak. Rainfall surpasses previous month's records, reaching a significant average of 201mm (7.91"), which may often result in shorter periods of downpours. Weather in April »
Weather in May
May in Guangzhou is characterized by excellent weather conditions meant for outdoor activities. The marked high temperature average maintains an upward trajectory, providing warmth amidst the city's vibrant urban life. Counterbalanced by the steadily high humidity, the temperature allows for comfortable exploring and sightseeing. Weather in May »
Weather in June
June weather continues the upward trend in temperature as the city hits its stride in the peak monsoon season. Humidity remains constant, giving a moist feel to every breath while enjoying the city's numerous parks. The summer solstice extends daylight hours to 13.5, the year's longest span. Weather in June »
Weather in July
July maintains the city's high temperature mark, making it amongst the hottest months in Guangzhou. Humidity slightly decreases, signaling a plateau in atmospheric moisture. Sunshine hours peak, resulting in maximum UV index levels, hitting a high of 12. Weather in July »
Weather in August
By August, the weather in Guangzhou remains in a relatively stable state. Most parameters show minor shifts indicating a slight break from the intense high-summer trend. A minor decline in rainfall is observed, yet rainfall remains quite substantial, with an accumulated average of 227mm (8.94"). Weather in August »
Weather in September
September sees a gradual decrease in temperatures, signifying a slow approach towards the end of the hot season. Though the drop in temperature is gradual, it fosters a noticeable change in the city's atmosphere. Rainfall decreases to 166mm (6.54"), providing some respite from the preceding wet months. Weather in September »
Weather in October
As October creeps in, Guangzhou is greeted with pleasant weather characterizing a typical fall season. The temperature continues on its downward journey, restoring a sense of calm and freshness in the air. With the reduced rainfall of 87mm (3.43"), the sky's hue returns to a clearer blue, compared to the cloudy monsoon months. Weather in October »
Weather in November
With November, Guangzhou slowly transitions into a cooler climate. The reversal in temperature becomes more pronounced while the reduction in rainfall is significant. Humidity drops to its lowest in the year, fostering drier and cooler air to circulate through the city. Weather in November »
Weather in December
December in Guangzhou witnesses mild winter weather, as temperatures continue to decline reaching the year's coldest readouts, between 11.5°C (52.7°F) and 20.6°C (69.1°F). Rainfall continues to decline, reaching the year's lowest average of 32mm (1.26"). Weather in December »
[Resources]Frequently asked questions
What month is the coldest in Guangzhou?
January is the coldest month in Guangzhou, with an average high-temperature of 18.3°C (64.9°F) and an average low-temperature of 10.3°C (50.5°F).
How many days does it rain in Guangzhou?
Throughout the year, in Guangzhou, there are 149.2 rainfall days, and 1736mm (68.35") of precipitation is accumulated.
What is the month with the least sunshine in Guangzhou?
March has the least sunshine of the year in Guangzhou, China, with an average of 2h of sunshine.
What is the most humid month in Guangzhou?
The months with the highest humidity are April through June, with an average relative humidity of 84%.
When is the highest UV index in Guangzhou?
April through August, with an average maximum UV index of 12, are months with the highest UV index.
What is the rainiest month in Guangzhou?
May is the month with the most rainfall. Rain falls for 18.3 days and accumulates 284mm (11.18") of precipitation.
When are the longest days in Guangzhou?
June has the longest days of the year in Guangzhou, China, with an average of 13h and 30min of daylight.
What is the warmest month in Guangzhou?
With average temperatures fluctuating between a high of 32.8°C (91°F) and a low of 25.5°C (77.9°F), July stands out as the warmest month in Guangzhou, China.
What month has the most sunshine in Guangzhou?
July has the most sunshine of the year in Guangzhou, with an average of 6.5h of sunshine.
What is the least humid month in Guangzhou?
The months with the lowest humidity in Guangzhou are November and December, with an average relative humidity of 66%.
What is the driest month in Guangzhou?
December is the month with the least rainfall in Guangzhou. Rain falls for 4.9 days and accumulates 32mm (1.26") of precipitation.
What is the month with the shortest days in Guangzhou?
December has the shortest days of the year in Guangzhou, China, with an average of 10h and 42min of daylight.
Is there Daylight Saving Time (DST) in Guangzhou?
Guangzhou does not observe Daylight Saving Time (DST). CST timezone is used throughout the entire year.
What is the month with the lowest UV index in Guangzhou?
The month with the lowest UV index is December, with an average maximum UV index of 6.
Average temperature
Guangzhou, China
The warmest month (with the highest average high temperature) is July (32.8°C).
The month with the lowest average high temperature is January (18.3°C).
The month with the highest average low temperature is July (25.5°C).
The coldest month (with the lowest average low temperature) is January (10.3°C).
Average humidity
Guangzhou, China
The months with the highest relative humidity are April, May and June (84%).
The months with the lowest relative humidity are November and December (66%).
Average rainfall
Guangzhou, China
- Average rainfall in January:
40.9mm - Average rainfall in February:
69.4mm - Average rainfall in March:
84.7mm - Average rainfall in April:
201.2mm - Average rainfall in May:
283.7mm - Average rainfall in June:
276.2mm
- Average rainfall in July:
232.5mm - Average rainfall in August:
227mm - Average rainfall in September:
166.2mm - Average rainfall in October:
87.3mm - Average rainfall in November:
35.4mm - Average rainfall in December:
31.6mm
The wettest month (with the highest rainfall) is May (283.7mm).
The driest month (with the least rainfall) is December (31.6mm).
Average rainfall days
Guangzhou, China
- Average rainfall days in January:
7.5 days - Average rainfall days in February:
11.2 days - Average rainfall days in March:
15 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
18.2 days
- Average rainfall days in July:
15.9 days - Average rainfall days in August:
16.8 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
7.1 days - Average rainfall days in November:
5.5 days - Average rainfall days in December:
4.9 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is December (4.9 days).
Average daylight / Average sunshine
Guangzhou, China
- Average daylight in January:
10h and 5min - Average daylight in February:
11h and 2min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 4min - Average daylight in May:
13h and 2min - Average daylight in June:
13h and 3min
- Average daylight in July:
13h and 2min - Average daylight in August:
12h and 5min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 4min - Average daylight in November:
11h and 0min - Average daylight in December:
10h and 4min
The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 42min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
2h and 4min - Average sunshine in March:
2h and 0min - Average sunshine in April:
2h and 1min - Average sunshine in May:
3h and 2min - Average sunshine in June:
4h and 4min
- Average sunshine in July:
6h and 3min - Average sunshine in August:
5h and 4min - Average sunshine in September:
5h and 4min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 2min
The month with the most sunshine is July (Average sunshine: 6h and 30min).
The month with the least sunshine is March (Average sunshine: 2h and 0min).
Average UV index
Guangzhou, China
The months with the highest UV index are April, May, June, July and August (UV index 12).
The month with the lowest UV index is December (UV index 6).
Guangzhou, China
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