Whangarei Weather in September
What's the weather like in Whangarei (Northland) in September 2025?
The climate in Whangarei during September can be summarized as mild and wet.
September is in the spring in Whangarei and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 7°C (45°F) is normal.
| Daytime temperature | 16.1°C 61°F |
|---|---|
| Nightly temperature | 7.1°C 44.8°F |
| Average temperature | 11.6°C 52.9°F |
| Daily sunshine | 5.2 hrs |
| Avg rainfall | 132 mm 5.2 ins |
| Rainy days | 19 days |
| Sea temperature | 15.7°C 60.2°F |
| Humidity | 82% |
| Windspeed | 15.1kph 9 mph |
On average September is the 6th wettest month of the year in Whangarei with around 132mm 5.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.2 hours of sunshine per day.
September temperatures in Whangarei
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 Whangarei in September 2025.
Other monthly averages
Best places to visit in September
Whangarei weather stats
| Hottest month: | February | 23.1°C 73.6°F |
|---|---|---|
| Driest month: | December | 101mm 4ins |
| Sunniest month: | January | 7.6hrs |
| Coldest month: | July | 14.1°C 57.4°F |
| Wettest month: | June | 190mm 7.5ins |
© Google
Locations nearby
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- Abel Tasman National Park
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