Iiyama Weather in August
What's the weather like in Iiyama (Nagano) in August 2024?
The climate in Iiyama during August can be summarized as hot, humid and wet.
August is in the summer in Iiyama and is typically the warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (83°F), whilst at night 19°C (67°F) is normal.
| Daytime temperature | 28.2°C 82.8°F |
|---|---|
| Nightly temperature | 19.2°C 66.6°F |
| Average temperature | 23.7°C 74.7°F |
| Daily sunshine | 6.2 hrs |
| Avg rainfall | 153 mm 6 ins |
| Rainy days | 19 days |
| Sea temperature | 25.7°C 78.2°F |
| Humidity | 78% |
| Windspeed | 7.9kph 5 mph |
On average August is the 4th wettest month of the year in Iiyama with around 153mm 6 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 6.2 hours of sunshine per day.
August temperatures in Iiyama
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 Iiyama in August 2024.
Other monthly averages
Best places to visit in August
Iiyama weather stats
| Hottest month: | August | 28°C 82.4°F |
|---|---|---|
| Driest month: | March | 78mm 3.1ins |
| Sunniest month: | April | 6.5hrs |
| Coldest month: | January | 1.9°C 35.4°F |
| Wettest month: | July | 182mm 7.2ins |
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