Collie Weather in September
What's the weather like in Collie (Western Australia) in September 2024?
The climate in Collie during September can be summarized as mild and a little damp.
September is in the spring in Collie and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 18°C (64°F), whilst at night 6°C (42°F) is normal.
| Daytime temperature | 17.7°C 63.8°F |
|---|---|
| Nightly temperature | 5.6°C 42°F |
| Average temperature | 11.6°C 52.9°F |
| Daily sunshine | 7 hrs |
| Avg rainfall | 81 mm 3.2 ins |
| Rainy days | 12 days |
| Sea temperature | 18°C 64.5°F |
| Humidity | 67% |
| Windspeed | 20.5kph 13 mph |
On average September is the 5th wettest month of the year in Collie with around 81mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
September temperatures in Collie
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 Collie in September 2024.
Other monthly averages
Best places to visit in September
Collie weather stats
| Hottest month: | January | 30.1°C 86.2°F |
|---|---|---|
| Driest month: | January | 14mm 0.6ins |
| Sunniest month: | January | 11hrs |
| Coldest month: | July | 14.9°C 58.8°F |
| Wettest month: | June | 184mm 7.2ins |
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