The climate in Grove Hill during September can be summarized as hot, humid and damp.
September is in the fall / autumn in Grove Hill and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 31°C (87°F), whilst at night 18°C (64°F) is normal.
Daytime temperature | 30.5°C 86.9°F |
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Nightly temperature | 17.7°C 63.9°F |
Average temperature | 24.1°C 75.4°F |
Daily sunshine | 7.7 hrs |
Avg rainfall | 104 mm 4.1 ins |
Rainy days | 9 days |
Sea temperature | 28.1°C 82.6°F |
Humidity | 75% |
Windspeed | 10.8kph 7 mph |
On average September is the 2nd driest month of the year in Grove Hill with around 104mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.7 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 Grove Hill in September 2025.
Best places to visit in September
Hottest month: | July | 32.6°C 90.7°F |
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Driest month: | October | 74mm 2.9ins |
Sunniest month: | October | 8hrs |
Coldest month: | January | 13.8°C 56.8°F |
Wettest month: | March | 172mm 6.8ins |