Izumi Weather in September

What's the weather like in Izumi, Japan in September?

The climate in Izumi during September can be summarized as hot, humid and very wet.

September is in the fall / autumn in Izumi and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (81°F), whilst at night 20°C (68°F) is normal.

Izumi weather averages (imperial / metric)
Daytime temperature 27.3°C 81.1°F
Nightly temperature 19.7°C 67.5°F
Average temperature 23.5°C 74.3°F
Daily sunshine 5.2 hrs
Avg rainfall 217 mm 8.5 ins
Rainy days 17 days
Sea temperature 26.4°C 79.5°F
Humidity 74%
Windspeed 10.4kph 7 mph

On average September is the 2nd wettest month of the year in Izumi with around 217mm 8.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.2 hours of sunshine per day.

September temperatures in Izumi

September rainfall

September 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 September 2018.

Other monthly averages

Izumi weather stats

Izumi weather statistics
Hottest month: August 31.1°C 88°F
Driest month: December 38mm 1.5ins
Sunniest month: August 7hrs
Coldest month: January 8.1°C 46.6°F
Wettest month: June 242mm 9.5ins
Map showing location of Izumi (34.48333, 135.43333)

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