Climate averages 1991–2020
Weather in New Zealand in September
In September, average daytime highs across the 11 cities listed in New Zealand range from 11.6°C in Dunedin to 15.0°C in Auckland. Monthly rainfall ranges from 43 mm in Christchurch to 173 mm in New Plymouth.
Long-term climate patterns, not a forecast for a particular trip.
City by city
September in New Zealand
| City | Average highHigh / low | Average low | Rainfall mm | Rain days |
|---|---|---|---|---|
| Auckland | 15.0°C10.0°C | 10.0°C | 93 | 13.6 |
| Christchurch | 13.4°C4.8°C | 4.8°C | 43 | 8.1 |
| Wellington | 12.3°C9.4°C | 9.4°C | 74 | 10.7 |
| Manukau City | 15.0°C9.5°C | 9.5°C | 86 | 12.9 |
| Hamilton, New Zealand | 14.8°C7.1°C | 7.1°C | 114 | 13.9 |
| Tauranga | 14.8°C8.8°C | 8.8°C | 112 | 12.0 |
| Dunedin | 11.6°C4.4°C | 4.4°C | 50 | 10.6 |
| Lower Hutt | 13.0°C8.8°C | 8.8°C | 76 | 11.8 |
| Palmerston North | 13.5°C6.5°C | 6.5°C | 94 | 14.2 |
| New Plymouth | 13.4°C8.3°C | 8.3°C | 173 | 15.6 |
| Hastings, New Zealand | 14.9°C6.9°C | 6.9°C | 60 | 10.0 |
A rain day is a local calendar day with at least 1 mm of precipitation.