Hekinan Weather in September

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

The climate in Hekinan during September can be summarized as hot, humid and very wet.

September is in the fall / autumn in Hekinan and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 20°C (68°F) is normal.

Hekinan weather averages (imperial / metric)
Daytime temperature 27.7°C 81.8°F
Nightly temperature 20.2°C 68.3°F
Average temperature 23.9°C 75°F
Daily sunshine 5.1 hrs
Avg rainfall 221 mm 8.7 ins
Rainy days 17 days
Sea temperature 26.7°C 80°F
Humidity 77%
Windspeed 9.4kph 6 mph

On average September is the 3rd wettest month of the year in Hekinan with around 221mm 8.7 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 5.1 hours of sunshine per day.

September temperatures in Hekinan

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

Hekinan weather stats

Hekinan weather statistics
Hottest month: August 31.3°C 88.3°F
Driest month: December 36mm 1.4ins
Sunniest month: December 5.9hrs
Coldest month: January 8.7°C 47.7°F
Wettest month: June 236mm 9.3ins
Map showing location of Hekinan (34.88333, 136.98333)

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