Ōtsuki Weather in September

What's the weather like in Ōtsuki (Yamanashi) in September 2024?

The climate in Ōtsuki during September can be summarized as warm and very wet.

September is in the fall / autumn in Ōtsuki and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 23°C (74°F), whilst at night 15°C (59°F) is normal.

Ōtsuki weather averages (imperial / metric)
Daytime temperature 23.2°C 73.7°F
Nightly temperature 14.9°C 58.7°F
Average temperature 19°C 66.2°F
Daily sunshine 4.2 hrs
Avg rainfall 208 mm 8.2 ins
Rainy days 19 days
Sea temperature 25.8°C 78.4°F
Humidity 83%
Windspeed 7.6kph 5 mph

On average September is the 2nd wettest month of the year in Ōtsuki with around 208mm 8.2 inches of rain making it a very 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 4.2 hours of sunshine per day.

September temperatures in Ōtsuki

Ōtsuki average temperature in September

September rainfall

Ōtsuki average rain in September

September hourly sunshine

Ōtsuki average rain in September

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 Ōtsuki in September 2024.

Other monthly averages

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Ōtsuki weather stats

Ōtsuki weather statistics
Hottest month: August 27.6°C 81.7°F
Driest month: December 32mm 1.3ins
Sunniest month: January 6.8hrs
Coldest month: January 5.5°C 41.9°F
Wettest month: August 234mm 9.2ins
Map showing location of Ōtsuki (35.6, 138.93333) Ōtsuki map pin © Google

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