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Contents
- 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
Climate and monthly weather forecast
Weather in January
January, the same as December, is an icy winter month in Arahama, Japan, with an average temperature ranging between min -1.8°C (28.8°F) and max 3.2°C (37.8°F). During the coldest month, January, temperatures average a high of 3.2°C (37.8°F) and a low of -1.8°C (28.8°F). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Arahama, Japan, with an average temperature fluctuating between -2.2°C (28°F) and 3.8°C (38.8°F). February's weather records an average high-temperature of a still icy 3.8°C (38.8°F), showing little deviation from January. Weather in February »
Weather in March
March, the first month of the spring in Arahama, is a chilly month, with an average temperature varying between 8°C (46.4°F) and 1.1°C (34°F). Arahama's transition into March sees a mild rise in the average high-temperature, edging from a cold 3.8°C (38.8°F) in February to a chilly 8°C (46.4°F). Weather in March »
Weather in April
April in Arahama, Japan, is a refreshing spring month, with an average temperature fluctuating between 5.8°C (42.4°F) and 13.5°C (56.3°F). An upsurge in temperatures occurs as March gives way to April, with average highs shifting from a frosty 8°C (46.4°F) to a refreshing 13.5°C (56.3°F). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Arahama, Japan, with an average temperature varying between 19.6°C (67.3°F) and 11.2°C (52.2°F). May's arrival sees a rise in the average high-temperature, jumping from April's moderate 13.5°C (56.3°F) to an enjoyable 19.6°C (67.3°F). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Arahama, Japan, with an average temperature fluctuating between 22.2°C (72°F) and 14.9°C (58.8°F). May's transformation into June witnesses an average high-temperature of an agreeable 22.2°C (72°F), noting a minor change from the preceding month. Weather in June »
Weather in July
July in Arahama, Japan, is a warm summer month, with temperature in the range of an average high of 26°C (78.8°F) and an average low of 19.7°C (67.5°F). July's arrival brings a slight change in high-temperatures, adjusting from an agreeable 22.2°C (72°F) in June to a warm 26°C (78.8°F). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Arahama, Japan, with an average temperature fluctuating between 27.6°C (81.7°F) and 21.2°C (70.2°F). August is the month when Arahama experiences its warmest temperatures, averaging a high of 27.6°C (81.7°F) and a low of 21.2°C (70.2°F). The heat index in August is calculated to be a hot 32°C (89.6°F). Weather in August »
Weather in September
September, the first month of the autumn in Arahama, is still a warm month, with an average temperature varying between 23.5°C (74.3°F) and 17.5°C (63.5°F). Arahama in September undergoes a slight reduction in the average high-temperature, shifting from August's moderately hot 27.6°C (81.7°F) to a still warm 23.5°C (74.3°F). Weather in September »
Weather in October
October, like September, in Arahama, Japan, is another comfortable autumn month, with an average temperature fluctuating between 18.3°C (64.9°F) and 11.7°C (53.1°F). Arahama in October demonstrates a small temperature transition, adjusting from an average high of a warm 23.5°C (74.3°F) in September to a comfortable 18.3°C (64.9°F). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Arahama, Japan, with temperature in the range of an average high of 12.5°C (54.5°F) and an average low of 6.6°C (43.9°F). Arahama in November experiences a subtle temperature decline, with average high-temperatures reducing from a refreshing 18.3°C (64.9°F) in October to a fresh 12.5°C (54.5°F). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Arahama, Japan, with an average temperature fluctuating between 1.3°C (34.3°F) and 6.3°C (43.3°F). As December arrives, Arahama's weather displays a decrease in high-temperatures, transitioning from November's fresh 12.5°C (54.5°F) to a chilly 6.3°C (43.3°F). Weather in December »
Updated: Aug 6, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
Arahama, Japan, experiences its lowest temperatures in January, with an average peak of 3.2°C (37.8°F) and a low of -1.8°C (28.8°F).
How many days does it rain in Arahama?
Throughout the year, there are 164.3 rainfall days, and 828mm (32.6") of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April and December.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 13.3 days and accumulates 129mm (5.08") of snow.
How many days does it snow?
Throughout the year, there are 37.6 snowfall days, and 373mm (14.69") of snow is accumulated.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 4.8h of sunshine.
What is the month with the lowest UV index?
January through March and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the driest month?
February is the month with the least rainfall in Arahama. Rain falls for 8.9 days and accumulates 28mm (1.1") of precipitation.
What is the least humid month?
With an average relative humidity of 72%, April is the least humid month.
When it does not snow?
May through November are months without snowfall.
What month has the most sunshine?
May has the most sunshine of the year, with an average of 9.5h of sunshine.
When are the longest days?
With an average of 14h and 48min of daylight, June has the longest days of the year.
What is the most humid month in Arahama?
July is the most humid month, with an average relative humidity of 85%.
What is the wettest month?
July is the month with the most rainfall. Rain falls for 22.3 days and accumulates 137mm (5.39") of precipitation.
What is the month with the highest UV index?
July and August, with an average maximum UV index of 6, are months with the highest UV index.
What month is the hottest?
August, with its high-temperature average of 27.6°C (81.7°F) and a low-temperature average of 21.2°C (70.2°F), is the warmest month.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 36min of daylight.
Is there Daylight Saving Time (DST)?
Arahama does not observe Daylight Saving Time (DST). JST timezone is used over the entire year.
Average temperature
Arahama, Japan
The warmest month (with the highest average high temperature) is August (27.6°C).
The month with the lowest average high temperature is January (3.2°C).
The month with the highest average low temperature is August (21.2°C).
The coldest month (with the lowest average low temperature) is February (-2.2°C).
Average pressure
Arahama, Japan
- Average pressure in January:
1016.4mbar - Average pressure in February:
1017.9mbar - Average pressure in March:
1016.2mbar - Average pressure in April:
1014.7mbar - Average pressure in May:
1012mbar - Average pressure in June:
1009.3mbar
- Average pressure in July:
1009.4mbar - Average pressure in August:
1010.2mbar - Average pressure in September:
1014.1mbar - Average pressure in October:
1017.5mbar - Average pressure in November:
1018.7mbar - Average pressure in December:
1016.4mbar
The month with the highest atmospheric pressure is November (1018.7mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).
Average wind speed
Arahama, Japan
- Average wind speed in January:
14.9km/h - Average wind speed in February:
14.5km/h - Average wind speed in March:
13.6km/h - Average wind speed in April:
12.7km/h - Average wind speed in May:
10.8km/h - Average wind speed in June:
9.2km/h
- Average wind speed in July:
7.9km/h - Average wind speed in August:
8.6km/h - Average wind speed in September:
9.7km/h - Average wind speed in October:
11.4km/h - Average wind speed in November:
12km/h - Average wind speed in December:
14.4km/h
The windiest month (with the highest average wind speed) is January (14.9km/h).
The calmest month (with the lowest average wind speed) is July (7.9km/h).
Average humidity
Arahama, Japan
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is April (72%).
Average rainfall
Arahama, Japan
The wettest month (with the highest rainfall) is July (137mm).
The driest month (with the least rainfall) is February (28mm).
Average rainfall days
Arahama, Japan
- Average rainfall days in January:
10.4 days - Average rainfall days in February:
8.9 days - Average rainfall days in March:
12.7 days - Average rainfall days in April:
12.5 days - Average rainfall days in May:
10.9 days - Average rainfall days in June:
16.3 days
- Average rainfall days in July:
22.3 days - Average rainfall days in August:
18.5 days - Average rainfall days in September:
14.7 days - Average rainfall days in October:
12.6 days - Average rainfall days in November:
11.4 days - Average rainfall days in December:
13.1 days
The month with the highest number of rainy days is July (22.3 days).
The month with the least rainy days is February (8.9 days).
Average snowfall
Arahama, Japan
The month with the highest snowfall is January (129mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days
Arahama, Japan
- Average snowfall days in January:
13.3 days - Average snowfall days in February:
9.8 days - Average snowfall days in March:
5.7 days - Average snowfall days in April:
0.7 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:
7.9 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Arahama, Japan
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 3min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
4h and 5min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 5min - Average sunshine in May:
9h and 3min - Average sunshine in June:
8h and 4min
- Average sunshine in July:
8h and 2min - Average sunshine in August:
8h and 5min - Average sunshine in September:
7h and 2min - Average sunshine in October:
7h and 1min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 2min
The month with the most sunshine is May (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days
Arahama, Japan
- Average sunshine days in January:
11 days - Average sunshine days in February:
12.6 days - Average sunshine days in March:
14.7 days - Average sunshine days in April:
15 days - Average sunshine days in May:
17.8 days - Average sunshine days in June:
10.9 days
- Average sunshine days in July:
7 days - Average sunshine days in August:
9.4 days - Average sunshine days in September:
12.7 days - Average sunshine days in October:
16.2 days - Average sunshine days in November:
15.9 days - Average sunshine days in December:
11.5 days
The month with the most sunshine days is May (17.8 days).
The month with the least sunshine days is July (7 days).
Average UV index
Arahama, Japan
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).
Average cloud cover
Arahama, Japan
The month with the most cloud cover is July (Cloud cover 50).
The month with the least cloud cover is May (Cloud cover 37).
Average visibility
Arahama, Japan
The months with the highest visibility are October and November (10km).
The month with the lowest visibility is July (8km).
