The climate in Ashta during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Ashta and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 22°C (71°F) is normal.
| Daytime temperature | 30.5°C 86.9°F |
|---|---|
| Nightly temperature | 21.5°C 70.7°F |
| Average temperature | 26°C 78.8°F |
| Daily sunshine | 6.6 hrs |
| Avg rainfall | 202 mm 8 ins |
| Rainy days | 7 days |
| Sea temperature | 27.8°C 82°F |
| Humidity | 71% |
| Windspeed | 9kph 6 mph |
On average September is the 3rd wettest month of the year in Ashta with around 202mm 8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 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 Ashta in September 2025.
Best places to visit in September
| Hottest month: | May | 40.2°C 104.4°F |
|---|---|---|
| Driest month: | April | 3mm 0.1ins |
| Sunniest month: | February | 10.2hrs |
| Coldest month: | January | 25.3°C 77.5°F |
| Wettest month: | August | 364mm 14.3ins |