Temperatures in September
It's cool to moderate in September in New Zealand with an average temperature of 17°C. Temperatures this month range from a low of 15°C to a high of 18°C. At night, you can expect temperatures between 9°C and 13°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for New Zealand in September. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of September
The month of September starts in New Zealand with cool temperatures, averaging around 17°C during the day and nights close to 10°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-September
By mid-September, the average daytime temperature stays the same at 17°C, with nights close to 11°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of September
By the end of September, the average daytime temperature in New Zealand will be around 18°C, with nights close to 12°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
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Precipitation in September
In September, there is an average of 108 mm of precipitation, spread over 14 days. The wind speed is around 5 Bft, mostly coming from the South.
The average precipitation chance is 48% per day this month. Though it seems average, the weather’s variable. Some days have a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for New Zealand. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
New Zealand in September |
UK | ||
|---|---|---|---|
 Average Temperature |
17°C | 20°C | |
 High Temp |
18°C | 22°C | |
| Low Temp |
15°C | 17°C | |
 Total Precipitation |
108 mm | 44 mm | |
| Rainy Days |
14 days | 8 days | |
August
UV index
The UV index is a maximum of 8 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 New Zealand?
Looking for sun and warm weather? Then September isn’t the best time to be in New Zealand. The temperature is too low this month for a warm stay.
Temperature records for New Zealand in September
With 23°C, New Zealand hit the highest temperature in the last 10 years in September 2023. The lowest daytime temperature in this month was 10°C in 2016. The extreme night temperatures ranged from a low of 4°C to a high of 16°C.
Check out the climate of New Zealand for all months and discover the best travel time
The climate of New Zealand is based on weather data from Auckland. Other locations might have different weather. You can check out all destinations in New Zealand for a full picture of the climate.
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Daily Temperature in September in New Zealand
This chart shows the average daily temperatures, both day and night, for each day in September in New Zealand, 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 New Zealand
The chart below shows the average daily precipitation in September for New Zealand, 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 14 days of rain in New Zealand.
Daily UV Index in September in New Zealand
This chart shows the average daily UV index in September in New Zealand, 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 New Zealand Over the Years
This chart shows the average temperature in September in New Zealand, measured in degrees Celsius, over the past years.
Total Precipitation in September in New Zealand Over the Years
This chart shows the average precipitation in September in New Zealand, 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 New Zealand
Click on a specific day in September for detailed info on the typical weather on that day in New Zealand. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in New Zealand
Have you been to New Zealand in September?
Share your weather experience in September in New Zealand.
Average Weather in New Zealand by Month
Click on a month below to see detailed weather info for New Zealand. 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 New Zealand for all months at once
