Nagato Weather in September

What's the weather like in Nagato, Japan in September 2018?

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

September is in the fall / autumn in Nagato 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.

Nagato weather averages (imperial / metric)
Daytime temperature 25.9°C 78.6°F
Nightly temperature 18.7°C 65.7°F
Average temperature 22.3°C 72.1°F
Daily sunshine 5.5 hrs
Avg rainfall 206 mm 8.1 ins
Rainy days 17 days
Sea temperature 25.7°C 78.3°F
Humidity 80%
Windspeed 9kph 6 mph

On average September is the 3rd wettest month of the year in Nagato with around 206mm 8.1 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 5.5 hours of sunshine per day.

September temperatures in Nagato

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

Nagato weather stats

Nagato weather statistics
Hottest month: August 29.7°C 85.5°F
Driest month: December 72mm 2.8ins
Sunniest month: August 7hrs
Coldest month: January 7.8°C 46°F
Wettest month: July 275mm 10.8ins
Map showing location of Nagato (34.38333, 131.2)

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