New Zealand in September: where is it warmest?
In September, Whangārei is the warmest place with 16 °C by day, Queenstown the coolest with 8 °C. 0 of 9 destinations have good holiday weather.
All destinations in September, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| Whangārei | 16 | 16° | 16° | 5 h | 12 |
| Tauranga | 57 | 15° | 15° | 6 h | 12 |
| Auckland | 56 | 15° | 15° | 6 h | 13 |
| Nelson | 18 | 14° | 13° | 6 h | 12 |
| Christchurch | 55 | 13° | – | 6 h | 9 |
| Wellington | 44 | 13° | 13° | 6 h | 12 |
| Dunedin | 16 | 12° | 10° | 5 h | 13 |
| Invercargill | 10 | 12° | 11° | 5 h | 15 |
| Queenstown | 25 | 8° | – | 5 h | 13 |
New Zealand in September: quick answers
New Zealand in September: where is it warmest?
The warmest places in September are Whangārei (16 °C), Tauranga (15 °C) and Auckland (15 °C).
New Zealand in September: where is the sea warmest?
The sea is warmest at Whangārei (16 °C), Tauranga (15 °C) and Auckland (15 °C).
New Zealand in September: where is the weather best?
The best holiday weather in September – warm, sunny and dry – is in Tauranga, Auckland and Christchurch.
New Zealand month by month
New Zealand: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)