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
September's arrival is noted with a slight increase in the average high-temperature, moving from an agreeable 21.6°C (70.9°F) in August to a moderately hot 26.4°C (79.5°F). A sharp reduction from the daytime highs is witnessed in Wesselsbron during September, with nighttime temperatures averaging a low of 10.7°C (51.3°F).Humidity
September is the least humid month, with an average relative humidity of 29%.Rainfall
In Wesselsbron, in September, during 2.5 rainfall days, 4mm (0.16") of precipitation is typically accumulated. Throughout the year, there are 75.7 rainfall days, and 259mm (10.2") of precipitation is accumulated.Daylight
In September, the average length of the day is 11h and 56min.On the first day of September in Wesselsbron, sunrise is at 06:27 and sunset at 18:01. On the last day of the month, sunrise is at 05:54 and sunset at 18:14 SAST.
Sunshine
In September, the average sunshine is 9.9h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 5 in September leads to these recommendations:
Be vigilant - Preventing sunburn is recommended. When the Sun is at its strongest around midday, find shade and limit exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What are September temperatures in Wesselsbron?
What is the least humid month in Wesselsbron?
What is the average humidity in September in Wesselsbron?
How much does it rain in Wesselsbron in September?
How many hours of daylight does Wesselsbron have in September?
When is the sunrise / sunset in September in Wesselsbron?
How long on average sun shines in September in Wesselsbron?
What is the UV index intensity in September in Wesselsbron?
Average temperature in September
Wesselsbron, South Africa
- Average high temperature in September: 26.4°C
The warmest months (with the highest average high temperature) are January and December (30.8°C).
The months with the lowest average high temperature are June and July (17.9°C).
- Average low temperature in September: 10.7°C
The month with the highest average low temperature is January (19.5°C).
The coldest month (with the lowest average low temperature) is July (5.5°C).
Average pressure in September
Wesselsbron, South Africa
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is July (1024.8mbar).
The month with the lowest atmospheric pressure is January (1011.7mbar).
Average wind speed in September
Wesselsbron, South Africa
- Average wind speed in September: 13.7km/h
The windiest month (with the highest average wind speed) is November (14.8km/h).
The calmest month (with the lowest average wind speed) is May (9.6km/h).
Average humidity in September
Wesselsbron, South Africa
- Average humidity in September: 29%
The month with the highest relative humidity is February (50%).
The month with the lowest relative humidity is September (29%).
Average rainfall in September
Wesselsbron, South Africa
- Average rainfall in September: 4mm
The wettest month (with the highest rainfall) is December (46mm).
The driest month (with the least rainfall) is August (1mm).
Average rainfall days in September
Wesselsbron, South Africa
- Average rainfall days in September: 2.5 days
The month with the highest number of rainy days is December (12.7 days).
The month with the least rainy days is July (0.9 days).
Average daylight in September /
Average sunshine in September
Wesselsbron, South Africa
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is November (Average sunshine: 11h and 54min).
The month with the least sunshine is June (Average sunshine: 7h and 30min).
Average sunshine days in September
Wesselsbron, South Africa
- Average sunshine days in September: 26.7 days
The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is February (14.3 days).
Average UV index in September
Wesselsbron, South Africa
- Average UV index in September: 5
The months with the highest UV index are January and December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in September
Wesselsbron, South Africa
- Average cloud cover in September: 10
The month with the most cloud cover is February (Cloud cover 19).
The months with the least cloud cover are July and August (Cloud cover 6).
Average visibility in September
Wesselsbron, South Africa
- 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).
Wesselsbron, South Africa
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