Ajigasawa Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Ajigasawa.
Climate overview of Ajigasawa
Ajigasawa, Japan, experiences significant temperature variation throughout the year. Summers bring daytime highs of 27°C (81°F) in August, while winters cool to 2°C (36°F) in January.
With around 1625 mm (64 in) of annual rain/snowfall, Ajigasawa has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has warm summers and very cold winters. The wettest month is August.
Ajigasawa Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ajigasawa - and find the best time to visit.
Monthly Temperature in Ajigasawa
Depending on the time of the year, temperatures range from comfortable to very cold in Ajigasawa. Average daytime temperatures reach a comfortable 27°C (81°F) in August. In January, the coolest month of the year, temperatures drop to a very cold 2°C (36°F).
At night, temperatures range from around 21°C (70°F) in August to -3°C (27°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ajigasawa
Ajigasawa has a relatively rain/snowy climate with high precipitation levels, averaging 1625 mm (64 in) of rain/snowfall annually. Ajigasawa experiences moderate seasonal variation in rainfall, with monthly averages ranging from 189 mm (7.4 in) in August, the wettest month, and 98 mm (3.9 in) in April, the driest month. For more details, please visit our Ajigasawa Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Ajigasawa
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July and September
- Warmest weather: August
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -3°C (27°F).
Frequently asked questions about the climate in Ajigasawa
What is the best time to visit Ajigasawa?
June, July and September typically offer the most optimal weather in Ajigasawa. In contrast, January, February, March, November and December tend to have less optimal conditions. Ajigasawa has warm summers and very cold winters.
What temperatures can I expect in Ajigasawa?
Daytime highs range from 2°C (36°F) in January to 27°C (81°F) in August. Nighttime lows range from -3°C (27°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Ajigasawa get?
Annual rainfall is around 1625 mm (64 in). August is the wettest month with 189 mm (7.4 in), while April is the driest with 98 mm (3.9 in).
Ajigasawa 3-Day Forecast
Ajigasawa on the map
Ajigasawa is highlighted - select any city to see its climate.
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