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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, in Wassamu, Japan, is another subzero cold winter month, with an average temperature varying between -5.8°C (21.6°F) and -12°C (10.4°F). Wassamu's January weather reaches an average high of -5.8°C (21.6°F) and an average low of -12°C (10.4°F), making it the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Wassamu, is another freezing cold month, with an average temperature fluctuating between -5.1°C (22.8°F) and -12.2°C (10°F). The introduction of February sees an average high-temperature of a still subzero cold -5.1°C (22.8°F), hardly deviating from January. Weather in February »
Weather in March
March, the first month of the spring in Wassamu, is also a subzero cold month, with an average temperature fluctuating between -8.1°C (17.4°F) and -0.8°C (30.6°F). Observing a slight rise in March, the average high-temperature shifts from February's freezing cold -5.1°C (22.8°F) to a still subzero cold -0.8°C (30.6°F). Weather in March »
Weather in April
April in Wassamu, Japan, is a frosty spring month, with temperature in the range of an average low of -1.7°C (28.9°F) and an average high of 6.6°C (43.9°F). Wassamu's weather in April shows a rise in the average high-temperature, moving up from March's freezing cold -0.8°C (30.6°F) to a frosty 6.6°C (43.9°F). Weather in April »
Weather in May
May, the last month of the spring in Wassamu, is a refreshing month, with an average temperature ranging between min 4.5°C (40.1°F) and max 14.8°C (58.6°F). May's onset brings a noticeable temperature rise, soaring from a frosty 6.6°C (43.9°F) in April to a moderate 14.8°C (58.6°F). Weather in May »
Weather in June
June, the first month of the summer in Wassamu, is a refreshing month, with an average temperature varying between 8.3°C (46.9°F) and 19.4°C (66.9°F). The shift into June is marked by a modest rise in the average high-temperature, moving from May's mild 14.8°C (58.6°F) to a still refreshing 19.4°C (66.9°F). Weather in June »
Weather in July
July in Wassamu, Japan, is a warm summer month, with temperature in the range of an average high of 23.4°C (74.1°F) and an average low of 13.2°C (55.8°F). As Wassamu, Japan, welcomes July, the average high-temperature displays a subtle shift, adjusting from a refreshing 19.4°C (66.9°F) in June to a moderately hot 23.4°C (74.1°F). Weather in July »
Weather in August
August, the last month of the summer in Wassamu, is another warm month, with an average temperature ranging between min 13.7°C (56.7°F) and max 23.5°C (74.3°F). August, with its high-temperature average of 23.5°C (74.3°F) and a low-temperature average of 13.7°C (56.7°F), is the warmest month. Weather in August »
Weather in September
The first month of the autumn, September, is also an enjoyable month in Wassamu, Japan, with temperature in the range of an average low of 9.5°C (49.1°F) and an average high of 19.3°C (66.7°F). Wassamu's weather in September involves a mild decrease in the average high-temperature, moving down slightly from August's moderately hot 23.5°C (74.3°F) to a refreshing 19.3°C (66.7°F). Weather in September »
Weather in October
October, like September, in Wassamu, Japan, is a cool autumn month, with temperature in the range of an average low of 3.1°C (37.6°F) and an average high of 11.1°C (52°F). As Wassamu, Japan, transitions into October, a marked decrease in the average high-temperature is observed, dropping from an enjoyable 19.3°C (66.7°F) in September to a cool 11.1°C (52°F). Weather in October »
Weather in November
November, the last month of the autumn in Wassamu, is another cold month, with an average temperature ranging between min -2.9°C (26.8°F) and max 2.7°C (36.9°F). The shift into November is marked by a noticeable reduction in the average high-temperature, decreasing from October's fresh 11.1°C (52°F) to a cold 2.7°C (36.9°F). Weather in November »
Weather in December
The first month of the winter, December, is also a subzero cold month in Wassamu, Japan, with an average temperature varying between -3.4°C (25.9°F) and -8.8°C (16.2°F). As December arrives, Wassamu's weather displays a decrease in high-temperatures, transitioning from November's cold 2.7°C (36.9°F) to a freezing cold -3.4°C (25.9°F). Weather in December »
Updated: Jan 31, 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 time of the year is the coldest in Wassamu?
January, with an average high of -5.8°C (21.6°F) and a low of -12°C (10.4°F), signifies the coldest month of the year.
What is the most humid month in Wassamu?
The most humid month is January, with an average relative humidity of 95%.
How much does it rain in Wassamu?
In Wassamu, Japan, during the entire year, the rain falls for 156 days and collects up to 936mm (36.85") of precipitation.
When does it snow in Wassamu?
January through May, October through December are months with snowfall in Wassamu, Japan.
How many days does it snow in Wassamu?
Throughout the year, in Wassamu, Japan, there are 132.2 snowfall days, and 2634mm (103.7") of snow is accumulated.
What is the month with the least sunshine in Wassamu?
January has the least sunshine of the year in Wassamu, with an average of 1h of sunshine.
When is the lowest UV index in Wassamu?
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1.
What is the driest month in Wassamu?
The month with the least rainfall in Wassamu is April, when the rain falls for 14.2 days and typically collects 50mm (1.97") of precipitation.
What is the least humid month in Wassamu?
The least humid month is May, with an average relative humidity of 79%.
What are the months with the most sunshine in Wassamu?
The months with the most sunshine are May and August, with an average of 7.2h of sunshine.
When it does not snow in Wassamu?
In Wassamu, snow does not fall in June through September.
When are the longest days in Wassamu?
The month with the longest days in Wassamu is June, with an average of 15h and 24min of daylight.
When is the highest UV index in Wassamu?
July is the month with the highest UV index in Wassamu, Japan, with an average maximum UV index of 5.
What is the hottest time of year in Wassamu?
In Wassamu, temperatures reach their average annual highs in August, measuring 23.5°C (74.3°F) and a minimum average of 13.7°C (56.7°F).
What is the wettest month in Wassamu?
August is the month with the most rainfall in Wassamu. Rain falls for 20.6 days and accumulates 121mm (4.76") of precipitation.
What is the snowiest month in Wassamu?
The month with the most snowfall is December, when snow falls for 27.5 days and typically aggregates up to 688mm (27.09") of snow.
What is the month with the shortest days in Wassamu?
With an average of 9h and 0min of daylight, December has the shortest days of the year in Wassamu.
Is there Daylight Saving Time (DST) in Wassamu?
Wassamu does not observe Daylight Saving Time (DST). JST timezone is used over the entire year.
Average temperature
Wassamu, Japan
The warmest month (with the highest average high temperature) is August (23.5°C).
The month with the lowest average high temperature is January (-5.8°C).
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is February (-12.2°C).
Average pressure
Wassamu, Japan
- Average pressure in January:
1012.1mbar - Average pressure in February:
1013.9mbar - Average pressure in March:
1012.4mbar - Average pressure in April:
1011.5mbar - Average pressure in May:
1010mbar - Average pressure in June:
1009mbar
- Average pressure in July:
1008.6mbar - Average pressure in August:
1009.7mbar - Average pressure in September:
1013.4mbar - Average pressure in October:
1015mbar - Average pressure in November:
1015mbar - Average pressure in December:
1011.6mbar
The months with the highest atmospheric pressure are October and November (1015mbar).
The month with the lowest atmospheric pressure is July (1008.6mbar).
Average wind speed
Wassamu, Japan
- Average wind speed in January:
9.9km/h - Average wind speed in February:
10.3km/h - Average wind speed in March:
11km/h - Average wind speed in April:
10.9km/h - Average wind speed in May:
9.6km/h - Average wind speed in June:
7.2km/h
- Average wind speed in July:
6.9km/h - Average wind speed in August:
7.5km/h - Average wind speed in September:
8.4km/h - Average wind speed in October:
10.6km/h - Average wind speed in November:
10.9km/h - Average wind speed in December:
11.5km/h
The windiest month (with the highest average wind speed) is December (11.5km/h).
The calmest month (with the lowest average wind speed) is July (6.9km/h).
Average humidity
Wassamu, Japan
The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is May (79%).
Average rainfall
Wassamu, Japan
The wettest month (with the highest rainfall) is August (121mm).
The driest month (with the least rainfall) is April (50mm).
Average rainfall days
Wassamu, Japan
- Average rainfall days in January:
2.4 days - Average rainfall days in February:
3.3 days - Average rainfall days in March:
8.6 days - Average rainfall days in April:
14.2 days - Average rainfall days in May:
16 days - Average rainfall days in June:
18.5 days
- Average rainfall days in July:
19.5 days - Average rainfall days in August:
20.6 days - Average rainfall days in September:
18 days - Average rainfall days in October:
17.8 days - Average rainfall days in November:
11.4 days - Average rainfall days in December:
5.7 days
The month with the highest number of rainy days is August (20.6 days).
The month with the least rainy days is January (2.4 days).
Average snowfall
Wassamu, Japan
- Average snowfall in January:
555mm - Average snowfall in February:
464mm - Average snowfall in March:
382mm - Average snowfall in April:
156mm - Average snowfall in May:
11mm - Average snowfall in June:
0mm
The month with the highest snowfall is December (688mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Wassamu, Japan
- Average snowfall days in January:
28.3 days - Average snowfall days in February:
24.9 days - Average snowfall days in March:
23 days - Average snowfall days in April:
9.8 days - Average snowfall days in May:
1.1 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:
2.2 days - Average snowfall days in November:
15.4 days - Average snowfall days in December:
27.5 days
The month with the highest number of snowfall days is January (28.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Wassamu, Japan
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 5min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 1min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January:
1h and 0min - Average sunshine in February:
1h and 2min - Average sunshine in March:
2h and 5min - Average sunshine in April:
6h and 4min - Average sunshine in May:
7h and 1min - Average sunshine in June:
6h and 4min
- Average sunshine in July:
6h and 5min - Average sunshine in August:
7h and 1min - Average sunshine in September:
6h and 3min - Average sunshine in October:
5h and 2min - Average sunshine in November:
2h and 2min - Average sunshine in December:
1h and 1min
The months with the most sunshine are May and August (Average sunshine: 7h and 12min).
The month with the least sunshine is January (Average sunshine: 1h and 0min).
Average sunshine days
Wassamu, Japan
- Average sunshine days in January:
3.1 days - Average sunshine days in February:
3.4 days - Average sunshine days in March:
4.9 days - Average sunshine days in April:
9.8 days - Average sunshine days in May:
12.1 days - Average sunshine days in June:
8.9 days
- Average sunshine days in July:
9.3 days - Average sunshine days in August:
8.4 days - Average sunshine days in September:
10.1 days - Average sunshine days in October:
10.1 days - Average sunshine days in November:
5.8 days - Average sunshine days in December:
1.8 days
The month with the most sunshine days is May (12.1 days).
The month with the least sunshine days is December (1.8 days).
Average UV index
Wassamu, Japan
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover
Wassamu, Japan
The month with the most cloud cover is January (Cloud cover 90).
The months with the least cloud cover are April, May and September (Cloud cover 55).
Average visibility
Wassamu, Japan
The months with the highest visibility are April, May and October (8km).
The month with the lowest visibility is January (4km).
