New Plymouth Weather in August
What's the weather like in New Plymouth (Taranaki) in August 2025?
The climate in New Plymouth during August can be summarized as cool and wet.
August is in the winter in New Plymouth and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night 6°C (43°F) is normal.
| Daytime temperature | 13.1°C 55.6°F |
|---|---|
| Nightly temperature | 5.9°C 42.6°F |
| Average temperature | 9.5°C 49.1°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 160 mm 6.3 ins |
| Rainy days | 17 days |
| Sea temperature | 13.5°C 56.3°F |
| Humidity | 82% |
| Windspeed | 15.5kph 10 mph |
On average August is the 3rd wettest month of the year in New Plymouth with around 160mm 6.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
August temperatures in New Plymouth
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 New Plymouth in August 2025.
Other monthly averages
Best places to visit in August
New Plymouth weather stats
| Hottest month: | February | 21.5°C 70.7°F |
|---|---|---|
| Driest month: | February | 108mm 4.3ins |
| Sunniest month: | February | 8.2hrs |
| Coldest month: | July | 12.5°C 54.5°F |
| Wettest month: | July | 181mm 7.1ins |
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