Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The advent of September observes an average high-temperature of a still fresh 12.5°C (54.5°F), nearly identical to August's 11.8°C (53.2°F). The month of September in Seatoun is marked by an average minimum temperature of 9.6°C (49.3°F), slightly cooler than its daytime counterpart.Humidity
The average relative humidity in September in Seatoun is 79%.Rainfall
In Seatoun, New Zealand, in September, during 13 rainfall days, 25mm (0.98") of precipitation is typically accumulated. In Seatoun, New Zealand, during the entire year, the rain falls for 144.3 days and collects up to 394mm (15.51") of precipitation.Daylight
The average length of the day in September is 11h and 49min.On the first day of September, sunrise is at 6:45 am and sunset at 5:56 pm NZST. On the last day of the month, sunrise is at 6:55 am and sunset at 7:25 pm NZDT.
Note: On Sunday, 29. September 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from NZST to NZDT. Daylight Saving Time lasts until Sunday, 06. April 2025, at 3:00 am; consequently, the time zone reverts from NZDT to NZST.
Sunshine
In September, the average sunshine in Seatoun is 7.5h.UV index
The average daily maximum UV index in September in Seatoun is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Seatoun?
What is the average humidity in September in Seatoun?
How many days does it rain in September in Seatoun?
What is the average length of the day in September in Seatoun?
When are sunrise and sunset in September in Seatoun?
When does Daylight Saving Time (DST) start in September in Seatoun?
How many hours of sunshine does Seatoun have in September?
What is the UV index intensity in September in Seatoun?
Average temperature in September
Seatoun, New Zealand
- Average high temperature in September: 12.5°C
The warmest month (with the highest average high temperature) is February (18.8°C).
The month with the lowest average high temperature is July (11.4°C).
- Average low temperature in September: 9.6°C
The month with the highest average low temperature is February (15.4°C).
The coldest month (with the lowest average low temperature) is July (9°C).
Average pressure in September
Seatoun, New Zealand
- Average pressure in September: 1012.2mbar
The month with the highest atmospheric pressure is March (1017.7mbar).
The months with the lowest atmospheric pressure are September and November (1012.2mbar).
Average wind speed in September
Seatoun, New Zealand
- Average wind speed in September: 26.9km/h
The windiest month (with the highest average wind speed) is September (26.9km/h).
The calmest month (with the lowest average wind speed) is March (23.1km/h).
Average humidity in September
Seatoun, New Zealand
- Average humidity in September: 79%
The months with the highest relative humidity are February, March, April and December (80%).
The month with the lowest relative humidity is July (78%).
Average rainfall in September
Seatoun, New Zealand
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is June (47mm).
The driest months (with the least rainfall) are January and February (20mm).
Average rainfall days in September
Seatoun, New Zealand
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is June (14.5 days).
The month with the least rainy days is February (8 days).
Average daylight in September /
Average sunshine in September
Seatoun, New Zealand
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 15h and 6min).
The month with the shortest days is June (Average daylight: 9h and 12min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is December (Average sunshine: 9h and 24min).
The month with the least sunshine is June (Average sunshine: 5h and 24min).
Average sunshine days in September
Seatoun, New Zealand
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is March (19 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in September
Seatoun, New Zealand
- Average UV index in September: 4
The months with the highest UV index are January, February, March and December (UV index 5).
The months with the lowest UV index are May and June (UV index 3).
Average cloud cover in September
Seatoun, New Zealand
- Average cloud cover in September: 38
The month with the most cloud cover is June (Cloud cover 44).
The month with the least cloud cover is February (Cloud cover 30).
Average visibility in September
Seatoun, New Zealand
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Seatoun, New Zealand
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