The climate in Wanaka during August can be summarized as cool and a little damp.
August is in the winter in Wanaka and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cold 8°C (47°F), whilst at night -1°C (31°F) is normal.
Daytime temperature | 8.3°C 46.9°F |
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Nightly temperature | -0.9°C 30.5°F |
Average temperature | 3.7°C 38.7°F |
Daily sunshine | 4.4 hrs |
Avg rainfall | 92 mm 3.6 ins |
Rainy days | 7 days |
Sea temperature | 11.6°C 52.9°F |
Humidity | 80% |
Windspeed | 7.6kph 5 mph |
On average August is the 6th driest month of the year in Wanaka with around 92mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.4 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 Wanaka in August 2025.
Best places to visit in August
Hottest month: | January | 20.6°C 69.1°F |
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Driest month: | February | 63mm 2.5ins |
Sunniest month: | February | 7.5hrs |
Coldest month: | July | 5.6°C 42.1°F |
Wettest month: | October | 115mm 4.5ins |