Hottest (avg)
#9 / 12
Wellington in September
September weather, climate averages, and packing tips.
Avg High
Avg Low
Rain
Daylight 12h
What to expect
September lands in the midst of spring in Wellington, where the weather is warming up. Daytime highs average 13°C / 55°F, dropping to 9°C / 49°F at night.
Skies are often changeable, and you should be prepared for regular rainfall (approx. 14 wet days).
September in context
How it compares to the rest of the year in Wellington.
Wettest (avg)
#5 / 12
Daylight Hours
#7 / 12
Windiest (avg)
#3 / 12
Highest UV
#7 / 12
Most Humid
#9 / 12
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight
- 11.8 hours
- UV index (max)
- 6
- Typical sun hours
- 07:21 – 19:10
Rain & Snow
- Total
-
- Rainy days
- 14
- Cloud cover
- 58%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 78%
- Wind (avg)
-
- Wind (max gusts)
-
Frequently asked questions
Is September a good time to visit Wellington?
Typical September days in Wellington reach highs of 13°C (55°F) with nights around 9°C (48°F). It usually feels cool by day and cool after dark. Overall, September sits in the middle of the Wellington climate range.
What are temperatures like in September?
In September, you can usually expect highs of 13°C (55°F) and lows near 9°C (48°F). That means cool days and cool nights, so pack layers you can add or remove.
How much does it rain in September?
Rainfall in September averages 78 mm (3.1 in) across roughly 14 days. Overall it is a very wet time of year, so a light rain jacket and waterproof shoes are very handy.
How many hours of daylight are there in September?
You can expect about 12 hours of daylight in September. Sunrise is typically around 07:21 and sunset near 19:10. Daylight is fairly typical, with enough time for sightseeing.
How strong is the sun in September?
UV levels are moderate (around 6); sunscreen and sunglasses are still a good idea.
Is it windy in September?
In September, average wind speeds are around 22 km/h (14 mph), with gusts on the windiest days reaching about 97 km/h (60 mph). On the ground, it is it is a notably windy place, and strong gusts are fairly common.