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New ZealandThe weather in September in Southland
It's cool in September in Southland with an average temperature of 13°C. Temperatures this month range from a low of 12°C to a high of 15°C. At night, you can expect temperatures between 3°C and 7°C.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Southland, New Zealand. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 23°C in 2023, Southland reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 4°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of -2°C to a highest value of 14°C.
Rainfall amount
In September, there is an average of 83 mm of precipitation, spread over 11 days. The wind speed is around 5 Bft, mostly coming from the Southwest.
Daily weather in September for Southland
Click on any day in September to get detailed info about the usual weather on that day in Southland. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Southland | New York | |
|---|---|---|
| Average temperature | 13°C | 27°C |
| Max. temperature | 15°C | 31°C |
| Min. temperature | 3°C | -5°C |
| Total precipitation | 83 mm | 57 mm |
| Rainy days | 11 days | 9 days |
Start of September
The month of September starts in Southland with cool temps, averaging around 13°C during the day and nights around 5°C.
Mid September
By mid-September, daytime temps rise to around 14°C, with nights around 6°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of September
By the end of September, the average daytime temperature in Southland is around 14°C, while nighttime temps are about 6°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
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Temperature charts
These charts show the average temperatures in September in Southland, New Zealand. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Southland
Temperature in September in Southland over the years
Precipitation charts
These charts show the average amount of precipitation in September in Southland, New Zealand. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Southland
Total precipitation in September in Southland over the years
Daily UV index in September in Southland
This chart shows the average daily UV index in September in Southland, 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.
Weather experiences in September in Southland
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Average weather in Southland by month
Click on a month below to see detailed weather info for Southland. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.