The climate in Jackson during September can be summarized as warm, humid and a little damp.
September is in the fall / autumn in Jackson and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 15°C (59°F) is normal.
Daytime temperature | 27.9°C 82.2°F |
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Nightly temperature | 15.1°C 59.2°F |
Average temperature | 21.5°C 70.7°F |
Daily sunshine | 8.3 hrs |
Avg rainfall | 95 mm 3.7 ins |
Rainy days | 8 days |
Sea temperature | 24.3°C 75.7°F |
Humidity | 76% |
Windspeed | 13kph 8 mph |
On average September is the 6th wettest month of the year in Jackson with around 95mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.3 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 Jackson in September 2025.
Best places to visit in September
Hottest month: | July | 31.5°C 88.7°F |
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Driest month: | November | 74mm 2.9ins |
Sunniest month: | April | 9.2hrs |
Coldest month: | January | 9°C 48.2°F |
Wettest month: | July | 133mm 5.2ins |