The climate in Gojō during September can be summarized as warm, humid and very wet.
September is in the fall / autumn in Gojō and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 18°C (65°F) is normal.
| Daytime temperature | 26.7°C 80°F |
|---|---|
| Nightly temperature | 18.4°C 65°F |
| Average temperature | 22.5°C 72.5°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 268 mm 10.5 ins |
| Rainy days | 18 days |
| Sea temperature | 26.4°C 79.5°F |
| Humidity | 78% |
| Windspeed | 9.7kph 6 mph |
On average September is the 2nd wettest month of the year in Gojō with around 268mm 10.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
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 Gojō in September 2025.
Best places to visit in September
| Hottest month: | August | 30.3°C 86.5°F |
|---|---|---|
| Driest month: | December | 43mm 1.7ins |
| Sunniest month: | December | 5.1hrs |
| Coldest month: | January | 7.7°C 45.9°F |
| Wettest month: | June | 277mm 10.9ins |