Niigata Weather in August

The climate in Niigata during August can be summarized as hot, humid and wet.

August is in the summer in Niigata and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 23°C (73°F) is normal.

On average August is the 6th driest month of the year in Niigata with around 135mm 5.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.1 hours of sunshine per day.

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 Niigata in August 2024.