Kushiro Weather in September

What's the weather like in Kushiro (Hokkaidō) in September 2023?

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

September is in the fall / autumn in Kushiro and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 19°C (66°F), whilst at night 12°C (53°F) is normal.

Kushiro weather averages (imperial / metric)
Daytime temperature 18.9°C 66°F
Nightly temperature 11.5°C 52.7°F
Average temperature 15.2°C 59.4°F
Daily sunshine 5.5 hrs
Avg rainfall 140 mm 5.5 ins
Rainy days 17 days
Sea temperature 17.9°C 64.2°F
Humidity 83%
Windspeed 11.2kph 7 mph

On average September is the wettest month of the year in Kushiro with around 140mm 5.5 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 5.5 hours of sunshine per day.

September temperatures in Kushiro

Kushiro average temperature in September

September rainfall

Kushiro average rain in September

September hourly sunshine

Kushiro 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 Kushiro in September 2023.

Other monthly averages

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UV index Best time to go?

Kushiro weather stats

Kushiro weather statistics
Hottest month: August 21.1°C 70°F
Driest month: February 39mm 1.5ins
Sunniest month: February 6.6hrs
Coldest month: January -1.8°C 28.8°F
Wettest month: September 140mm 5.5ins
Map showing location of Kushiro (42.975, 144.37472)

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