Normal weather for Wellington in September
It's hot in September in Wellington with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 33°C. At night, you can expect temperatures between 25°C and 26°C.
In September, there is an average of 317 mm of precipitation, spread over 26 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
Wellington in September |
London | ||
|---|---|---|---|
 Average Temperature |
32°C | 20°C | |
 High Temp |
33°C | 22°C | |
| Low Temp |
31°C | 17°C | |
 Total Precipitation |
317 mm | 44 mm | |
| Rainy Days |
26 days | 8 days | |
Start of September
The month of September starts in Wellington with hot temperatures, averaging around 33°C during the day and nights close to 26°C. Plenty of days with a chance of precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-September
By mid-September, the average daytime temperature drops to around 32°C, with nights close to 26°C. The chance of precipitation is high during this period. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of September
By the end of September, the average daytime temperature in Wellington will be around 32°C, with nights close to 26°C. There’s a significant chance of many days with precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is September a good time to visit Wellington?
After some sun? Then September isn’t the best time to be in Wellington. The temperature is pleasant, but there’s too much chance of rain this month.
The hurricane season in Wellington runs from June to November.
Temperature records for Wellington in September
With 35°C, Wellington hit the highest temperature in the last 10 years in September 2021. The lowest daytime temperature in this month was 27°C in 2018. The extreme night temperatures ranged from a low of 19°C to a high of 29°C.
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Daily Temperature in September in Wellington
This chart shows the average daily temperatures, both day and night, for each day in September in Wellington, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in Wellington
The chart below shows the average daily precipitation in September for Wellington, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 26 days of rain in Wellington.
Daily UV Index in September in Wellington
This chart shows the average daily UV index in September in Wellington, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Wellington Over the Years
This chart shows the average temperature in September in Wellington, measured in degrees Celsius, over the past years.
Total Precipitation in September in Wellington Over the Years
This chart shows the average precipitation in September in Wellington, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for Wellington
Click on a specific day in September for detailed info on the typical weather on that day in Wellington. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Wellington
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Average Weather in Wellington by Month
Click on a month below to see detailed weather info for Wellington. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Wellington for all months at once
