Iwase Weather in September

What's the weather like in Iwase (Ibaraki) in September 2024?

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

September is in the fall / autumn in Iwase and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 25°C (78°F), whilst at night 18°C (64°F) is normal.

Iwase weather averages (imperial / metric)
Daytime temperature 25.3°C 77.5°F
Nightly temperature 17.5°C 63.5°F
Average temperature 21.4°C 70.5°F
Daily sunshine 4.1 hrs
Avg rainfall 183 mm 7.2 ins
Rainy days 20 days
Sea temperature 25°C 77°F
Humidity 81%
Windspeed 7.6kph 5 mph

On average September is the 2nd wettest month of the year in Iwase with around 183mm 7.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 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 Iwase

Iwase average temperature in September

September rainfall

Iwase average rain in September

September hourly sunshine

Iwase 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 Iwase in September 2024.

Other monthly averages

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UV index Best time to go?

Iwase weather stats

Iwase weather statistics
Hottest month: August 29.6°C 85.3°F
Driest month: January 29mm 1.1ins
Sunniest month: January 6.6hrs
Coldest month: January 7.6°C 45.7°F
Wettest month: June 185mm 7.3ins
Map showing location of Iwase (36.35, 140.1) Iwase map pin © Google

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