Kiama Weather in August
What's the weather like in Kiama (New South Wales) in August 2025?
The climate in Kiama during August can be summarized as mild and a little damp.
August is in the winter in Kiama and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 7°C (45°F) is normal.
| Daytime temperature | 17°C 62.5°F |
|---|---|
| Nightly temperature | 7.4°C 45.3°F |
| Average temperature | 12.2°C 53.9°F |
| Daily sunshine | 7.7 hrs |
| Avg rainfall | 89 mm 3.5 ins |
| Rainy days | 9 days |
| Sea temperature | 17.8°C 64.1°F |
| Humidity | 60% |
| Windspeed | 15.5kph 10 mph |
On average August is the 3rd driest month of the year in Kiama with around 89mm 3.5 inches of rain making it a a little 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.
August temperatures in Kiama
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 Kiama in August 2025.
Other monthly averages
Best places to visit in August
Kiama weather stats
| Hottest month: | February | 25.4°C 77.7°F |
|---|---|---|
| Driest month: | July | 69mm 2.7ins |
| Sunniest month: | August | 7.7hrs |
| Coldest month: | July | 15.7°C 60.3°F |
| Wettest month: | March | 171mm 6.7ins |
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