Aomori Weather in August

The climate in Aomori during August can be summarized as warm, humid and wet.

August is in the summer in Aomori and is typically the warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 19°C (65°F) is normal.

On average August is the wettest month of the year in Aomori with around 149mm 5.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.

On the flip side this corresponds to an average of 6 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 Aomori in August 2025.