Shiraoi Weather in September

What's the weather like in Shiraoi (Hokkaidō) in September 2024?

The climate in Shiraoi during September can be summarized as mild and wet.

September is in the fall / autumn in Shiraoi and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 13°C (54°F) is normal.

Shiraoi weather averages (imperial / metric)
Daytime temperature 20.6°C 69°F
Nightly temperature 12.5°C 54.4°F
Average temperature 16.5°C 61.7°F
Daily sunshine 5.8 hrs
Avg rainfall 167 mm 6.6 ins
Rainy days 17 days
Sea temperature 20.7°C 69.2°F
Humidity 79%
Windspeed 11.2kph 7 mph

On average September is the 2nd wettest month of the year in Shiraoi with around 167mm 6.6 inches of rain making it a 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 5.8 hours of sunshine per day.

September temperatures in Shiraoi

Shiraoi average temperature in September

September rainfall

Shiraoi average rain in September

September hourly sunshine

Shiraoi 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 Shiraoi in September 2024.

Other monthly averages

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Shiraoi weather stats

Shiraoi weather statistics
Hottest month: August 23.3°C 73.9°F
Driest month: February 53mm 2.1ins
Sunniest month: October 5.7hrs
Coldest month: January -1.4°C 29.5°F
Wettest month: August 189mm 7.4ins
Map showing location of Shiraoi (42.55, 141.35) Shiraoi map pin © Google

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