Shiraoka Weather in September

What's the weather like in Shiraoka (Saitama) in September 2024?

The climate in Shiraoka during September can be summarized as warm, humid and wet.

September is in the fall / autumn in Shiraoka and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 19°C (66°F) is normal.

Shiraoka weather averages (imperial / metric)
Daytime temperature 26.3°C 79.3°F
Nightly temperature 18.8°C 65.8°F
Average temperature 22.5°C 72.5°F
Daily sunshine 4.1 hrs
Avg rainfall 180 mm 7.1 ins
Rainy days 19 days
Sea temperature 25°C 77°F
Humidity 79%
Windspeed 7.9kph 5 mph

On average September is the wettest month of the year in Shiraoka with around 180mm 7.1 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 4.1 hours of sunshine per day.

September temperatures in Shiraoka

Shiraoka average temperature in September

September rainfall

Shiraoka average rain in September

September hourly sunshine

Shiraoka 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 Shiraoka in September 2024.

Other monthly averages

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Shiraoka weather stats

Shiraoka weather statistics
Hottest month: August 30.7°C 87.3°F
Driest month: January 31mm 1.2ins
Sunniest month: January 6.7hrs
Coldest month: January 8.8°C 47.8°F
Wettest month: September 180mm 7.1ins
Map showing location of Shiraoka (36.01667, 139.66667) Shiraoka map pin © Google

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