Click on a day for an hourly weather forecast
The temperatures in Whitianga in September are usually low and can range between 11°C and 14°C.
You can expect about 3 to 8 days of rain in Whitianga during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Whitianga in September 2025.
If you’re planning to visit Whitianga in the near future, we highly recommend that you review the 14 day weather forecast for Whitianga before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 21° / 17° | 4 | 28 | 0 | 89 mm | Good | Whitianga in January |
| February | 22° / 17° | 4 | 24 | 0 | 121 mm | Good | Whitianga in February |
| March | 20° / 16° | 5 | 26 | 0 | 119 mm | Good | Whitianga in March |
| April | 19° / 15° | 6 | 24 | 0 | 145 mm | Good | Whitianga in April |
| May | 16° / 13° | 5 | 26 | 0 | 154 mm | Good | Whitianga in May |
| June | 14° / 12° | 8 | 22 | 0 | 197 mm | Ok | Whitianga in June |
| July | 13° / 10° | 7 | 24 | 0 | 172 mm | Bad | Whitianga in July |
| August | 14° / 11° | 8 | 23 | 0 | 177 mm | Ok | Whitianga in August |
| September | 14° / 11° | 7 | 23 | 0 | 160 mm | Ok | Whitianga in September |
| October | 16° / 12° | 5 | 26 | 0 | 98 mm | Good | Whitianga in October |
| November | 18° / 13° | 5 | 25 | 0 | 115 mm | Good | Whitianga in November |
| December | 20° / 16° | 6 | 25 | 0 | 124 mm | Good | Whitianga in December |