Millicent Weather in September
What's the weather like in Millicent (South Australia) in September 2025?
The climate in Millicent during September can be summarized as mild and a little damp.
September is in the spring in Millicent and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 7°C (44°F) is normal.
| Daytime temperature | 15.9°C 60.6°F |
|---|---|
| Nightly temperature | 6.5°C 43.7°F |
| Average temperature | 11.2°C 52.2°F |
| Daily sunshine | 6 hrs |
| Avg rainfall | 81 mm 3.2 ins |
| Rainy days | 10 days |
| Sea temperature | 14.1°C 57.4°F |
| Humidity | 68% |
| Windspeed | 20.9kph 13 mph |
On average September is the 5th wettest month of the year in Millicent with around 81mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
September temperatures in Millicent
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 Millicent in September 2025.
Other monthly averages
Best places to visit in September
Millicent weather stats
| Hottest month: | February | 25.7°C 78.3°F |
|---|---|---|
| Driest month: | February | 22mm 0.9ins |
| Sunniest month: | February | 9.2hrs |
| Coldest month: | July | 13.4°C 56.1°F |
| Wettest month: | July | 118mm 4.6ins |
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