Kaminoyama Weather in August
What's the weather like in Kaminoyama (Yamagata) in August 2025?
The climate in Kaminoyama during August can be summarized as hot, humid and wet.
August is in the summer in Kaminoyama and is typically the warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 20°C (67°F) is normal.
| Daytime temperature | 28.7°C 83.7°F |
|---|---|
| Nightly temperature | 19.5°C 67.1°F |
| Average temperature | 24.1°C 75.4°F |
| Daily sunshine | 6.1 hrs |
| Avg rainfall | 161 mm 6.3 ins |
| Rainy days | 19 days |
| Sea temperature | 24.5°C 76.2°F |
| Humidity | 78% |
| Windspeed | 7.6kph 5 mph |
On average August is the 2nd wettest month of the year in Kaminoyama with around 161mm 6.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.1 hours of sunshine per day.
August temperatures in Kaminoyama
August rainfall
August hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Kaminoyama in August 2025.
Other monthly averages
Best places to visit in August
Kaminoyama weather stats
| Hottest month: | August | 28.5°C 83.3°F |
|---|---|---|
| Driest month: | February | 70mm 2.8ins |
| Sunniest month: | April | 6.5hrs |
| Coldest month: | January | 1.3°C 34.3°F |
| Wettest month: | July | 161mm 6.3ins |
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