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 snowfall in September
- Average snowfall 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
September's climate shows a minor adjustment in average high-temperatures to a fresh 10.5°C (50.9°F) from August's 9.5°C (49.1°F). Nights in September cool down, indicating a minor disparity from daytime highs with an average low-temperature of 6.8°C (44.2°F).Humidity
In Stoneburn, the average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall in Stoneburn. Rain falls for 11.4 days and accumulates 16mm (0.63") of precipitation.Snowfall
In Stoneburn, snow does not fall in January through July, September through December.Daylight
In September, the average length of the day is 11h and 46min.On the first day of September in Stoneburn, sunrise is at 7:06 am and sunset at 6:09 pm NZST. On the last day of the month, sunrise is at 7:10 am and sunset at 7:44 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 is 7.3h.UV index
The months with the lowest UV index in Stoneburn, New Zealand, are April through October, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: An average maximum UV index of 3 in September leads to these recommendations:
Heed the precautions - It is counselled to guard against solar damage. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What is the usual temperature for Stoneburn in September?
What is the average humidity in September in Stoneburn?
What is the driest month in Stoneburn?
How much does it rain in Stoneburn in September?
When it does not snow in Stoneburn?
Does it snow in Stoneburn in September?
How many hours of daylight does Stoneburn have in September?
When are sunrise and sunset in September in Stoneburn?
When does Daylight Saving Time (DST) start in September in Stoneburn?
How many hours of sunshine does Stoneburn have in September?
What is the month with the lowest UV index in Stoneburn?
How high is the UV index in September in Stoneburn?
Average temperature in September
Stoneburn, New Zealand
- Average high temperature in September: 10.5°C
The warmest month (with the highest average high temperature) is February (15.8°C).
The month with the lowest average high temperature is July (9.2°C).
- Average low temperature in September: 6.8°C
The month with the highest average low temperature is February (11.7°C).
The coldest month (with the lowest average low temperature) is July (6.3°C).
Average pressure in September
Stoneburn, New Zealand
- Average pressure in September: 1009.8mbar
The month with the highest atmospheric pressure is March (1016.2mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in September
Stoneburn, New Zealand
- Average wind speed in September: 21.1km/h
The windiest month (with the highest average wind speed) is June (21.8km/h).
The calmest month (with the lowest average wind speed) is February (18.4km/h).
Average humidity in September
Stoneburn, New Zealand
- Average humidity in September: 77%
The months with the highest relative humidity are March and December (80%).
The month with the lowest relative humidity is July (76%).
Average rainfall in September
Stoneburn, New Zealand
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is February (43mm).
The driest month (with the least rainfall) is September (16mm).
Average rainfall days in September
Stoneburn, New Zealand
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is October (15.6 days).
The month with the least rainy days is March (11.1 days).
Average snowfall in September
Stoneburn, New Zealand
- Average snowfall in September: 0mm
The month with the highest snowfall is August (3mm).
The months with the least snowfall are January, February, March, April, May, June, July, September, October, November and December (0mm).
Average snowfall days in September
Stoneburn, New Zealand
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is August (0.7 days).
The months with the least snowfall days are January, February, March, April, May, October and December (0 days).
Average daylight in September /
Average sunshine in September
Stoneburn, New Zealand
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 15h and 36min).
The month with the shortest days is June (Average daylight: 8h and 48min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is December (Average sunshine: 10h and 36min).
The month with the least sunshine is June (Average sunshine: 4h and 30min).
Average sunshine days in September
Stoneburn, New Zealand
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is March (17.9 days).
The month with the least sunshine days is January (13.4 days).
Average UV index in September
Stoneburn, New Zealand
- Average UV index in September: 3
The months with the highest UV index are January, February, March, November and December (UV index 4).
The months with the lowest UV index are April, May, June, July, August, September and October (UV index 3).
Average cloud cover in September
Stoneburn, New Zealand
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is March (Cloud cover 40).
Average visibility in September
Stoneburn, 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).
Stoneburn, New Zealand
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