Weather in Wellington in September
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Book now, pay at pickup — compare Hertz, Avis, Budget, Sixt and 800+ rental companies for September in Wellington.
Compare car hire prices → Affiliate link — we earn a commission at no extra cost to youWellington in September is cool — daytime temperatures average 13.3°C, dropping to 9.4°C at night. The month is fairly wet (12 rainy days on average), with roughly 8.5 hours of sunshine a day. Weather-wise, this is one of the most reliable months to travel. For the complete picture, see the best time to visit Wellington — every month compared. Once you know when to go, find your Wellington packing list at 247PackingList.
Get ready for Wellington in September
Search flights to Wellington
Compare 100+ airlines for September — one search, best price.
Search Flights →Travel clothing layers
Pack layers — temperatures can vary significantly between day and night.
Check Price →What to pack for Wellington in September
- Warm layers
- Light jacket or fleece
- Comfortable walking shoes
- Light waterproof layer
Compare all months in Wellington
| Month | High | Rain | Rating |
|---|---|---|---|
| January | 19.4°C | 35.6mm | 10/10 |
| February | 19.5°C | 108.4mm | 9/10 |
| March | 18.1°C | 89.4mm | 10/10 |
| April | 16.8°C | 64.3mm | 10/10 |
| May | 15.3°C | 110.9mm | 9/10 |
| June | 13.5°C | 130.9mm | 9/10 |
| July | 12.3°C | 119.3mm | 9/10 |
| August | 12.2°C | 112.1mm | 9/10 |
| September | 13.3°C | 92.8mm | 10/10 |
| October | 14.6°C | 60.4mm | 10/10 |
| November | 16.5°C | 99.7mm | 10/10 |
| December | 18.1°C | 86.5mm | 10/10 |
Full month-by-month guide: best time to visit Wellington →
For facts about New Zealand — currency, language and dialling code — see our New Zealand country guide at 247CountryInfo. Travellers also find it useful to keep a Wellington travel guide to hand. Check clothing sizes in New Zealand before you shop.
Frequently Asked Questions
Is September a good time to visit Wellington?
September rates 10/10 for visiting Wellington — excellent time to visit. Expect average highs of 13.3°C, 92.8mm of rain across the month and about 8.5 hours of daily sunshine.
What is the temperature in Wellington in September?
In September, Wellington has average highs of 13.3°C (55.9°F) and average lows of 9.4°C (48.9°F).
Does it rain in Wellington in September?
Some rain is likely. Wellington averages 92.8mm across about 12 rainy days in September, so a light waterproof layer is worth packing.
What should I wear in Wellington in September?
For Wellington in September (13.3°C highs / 9.4°C lows), pack warm layers plus light jacket or fleece, comfortable walking shoes, light waterproof layer.
More essentials for Wellington in September
Packing cubes
Keep the bag organised whatever the weather — compression cubes for every size.
Check Price →Travel first aid kit
Compact TSA-friendly kit for peace of mind wherever you travel.
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.