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
September
Weather in September
Temperature
The transition into September marks the average high-temperature at a mild 13°C (55.4°F), differing minimally from August's 12.6°C (54.7°F). During September, Onekaka perceives a slight decrease in temperature from daytime highs, settling at an average low of 11.3°C (52.3°F).Humidity
In September, the average relative humidity is 76%.Rainfall
In Onekaka, in September, during 11.3 rainfall days, 53mm (2.09") of precipitation is typically accumulated. Throughout the year, there are 128.3 rainfall days, and 663mm (26.1") of precipitation is accumulated.Daylight
In Onekaka, the average length of the day in September is 11h and 49min.On the first day of September, sunrise is at 6:53 am and sunset at 6:05 pm NZST. On the last day of the month, sunrise is at 7:04 am and sunset at 7:33 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 Onekaka, New Zealand, the average sunshine in September is 7.4h.UV index
In Onekaka, New Zealand, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The average daily UV index of 4 in September transforms into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How much does it rain in September?
How many hours of daylight does Onekaka have in September?
What time are sunrise and sunset in September?
When does Daylight Saving Time (DST) start in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Onekaka, New Zealand
- Average high temperature in September: 13°C
The warmest month (with the highest average high temperature) is February (18.8°C).
The month with the lowest average high temperature is August (12.6°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is February (16.7°C).
The coldest month (with the lowest average low temperature) is July (10.7°C).
Average pressure in September
Onekaka, New Zealand
- Average pressure in September: 1012.9mbar
The month with the highest atmospheric pressure is March (1018mbar).
The month with the lowest atmospheric pressure is September (1012.9mbar).
Average wind speed in September
Onekaka, New Zealand
- Average wind speed in September: 28km/h
The windiest month (with the highest average wind speed) is September (28km/h).
The calmest month (with the lowest average wind speed) is February (23.8km/h).
Average humidity in September
Onekaka, New Zealand
- Average humidity in September: 76%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is July (73%).
Average rainfall in September
Onekaka, New Zealand
- Average rainfall in September: 53mm
The wettest month (with the highest rainfall) is June (79mm).
The driest month (with the least rainfall) is February (25mm).
Average rainfall days in September
Onekaka, New Zealand
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is August (13.8 days).
The month with the least rainy days is February (5.6 days).
Average daylight in September /
Average sunshine in September
Onekaka, New Zealand
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 15h and 0min).
The month with the shortest days is June (Average daylight: 9h and 18min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is December (Average sunshine: 9h and 12min).
The month with the least sunshine is June (Average sunshine: 6h and 54min).
Average sunshine days in September
Onekaka, New Zealand
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is January (22.9 days).
The month with the least sunshine days is June (16.1 days).
Average UV index in September
Onekaka, New Zealand
- Average UV index in September: 4
The months with the highest UV index are January, February, March, April and December (UV index 5).
The month with the lowest UV index is June (UV index 3).
Average cloud cover in September
Onekaka, New Zealand
- Average cloud cover in September: 38
The month with the most cloud cover is June (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 29).
Average visibility in September
Onekaka, 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).
