St Helens Weather in August
What's the weather like in St Helens (Tasmania) in August 2025?
The climate in St Helens during August can be summarized as cool and a little damp.
August is in the winter in St Helens and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 14°C (56°F), whilst at night 5°C (42°F) is normal.
| Daytime temperature | 13.5°C 56.2°F |
|---|---|
| Nightly temperature | 5.4°C 41.6°F |
| Average temperature | 9.4°C 48.9°F |
| Daily sunshine | 5.6 hrs |
| Avg rainfall | 87 mm 3.4 ins |
| Rainy days | 14 days |
| Sea temperature | 13.2°C 55.8°F |
| Humidity | 76% |
| Windspeed | 15.8kph 10 mph |
On average August is the wettest month of the year in St Helens with around 87mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.6 hours of sunshine per day.
August temperatures in St Helens
August rainfall
August 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 St Helens in August 2025.
Other monthly averages
Best places to visit in August
St Helens weather stats
| Hottest month: | February | 21.4°C 70.5°F |
|---|---|---|
| Driest month: | January | 47mm 1.9ins |
| Sunniest month: | February | 8.6hrs |
| Coldest month: | July | 12.7°C 54.9°F |
| Wettest month: | August | 87mm 3.4ins |
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