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
Boksburg experiences a minor temperature shift with the start of September, with average high-temperatures moving from an agreeable 21.3°C (70.3°F) in August to a moderately hot 25.4°C (77.7°F). Boksburg's September nights cool down significantly from the day's heat, to an average low-temperature of 11.6°C (52.9°F).Humidity
With an average relative humidity of 34%, September is the least humid month in Boksburg.Rainfall
In Boksburg, during September, the rain falls for 3.8 days and regularly aggregates up to 9mm (0.35") of precipitation. In Boksburg, during the entire year, the rain falls for 117 days and collects up to 425mm (16.73") of precipitation.Daylight
In September, the average length of the day is 11h and 57min.On the first day of the month, sunrise is at 06:19 and sunset at 17:54. On the last day of September, in Boksburg, South Africa, sunrise is at 05:47 and sunset at 18:06 SAST.
Sunshine
The average sunshine in September in Boksburg is 9.5h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Boksburg?
What is the least humid month in Boksburg?
What is the average humidity in September in Boksburg?
How much does it rain in Boksburg in September?
What is the average length of the day in September in Boksburg?
When are sunrise and sunset in September in Boksburg?
How long on average sun shines in September in Boksburg?
What is the UV index intensity in September in Boksburg?
Average temperature in September
Boksburg, South Africa
- Average high temperature in September: 25.4°C
The warmest months (with the highest average high temperature) are January, February and December (27.2°C).
The month with the lowest average high temperature is July (17.6°C).
- Average low temperature in September: 11.6°C
The month with the highest average low temperature is January (16.2°C).
The coldest month (with the lowest average low temperature) is July (6°C).
Average pressure in September
Boksburg, South Africa
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is July (1024.7mbar).
The month with the lowest atmospheric pressure is January (1013.3mbar).
Average wind speed in September
Boksburg, South Africa
- Average wind speed in September: 11.6km/h
The windiest month (with the highest average wind speed) is November (11.7km/h).
The calmest month (with the lowest average wind speed) is May (8km/h).
Average humidity in September
Boksburg, South Africa
- Average humidity in September: 34%
The month with the highest relative humidity is February (65%).
The month with the lowest relative humidity is September (34%).
Average rainfall in September
Boksburg, South Africa
- Average rainfall in September: 9mm
The wettest month (with the highest rainfall) is December (86mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in September
Boksburg, South Africa
- Average rainfall days in September: 3.8 days
The month with the highest number of rainy days is January (19.8 days).
The month with the least rainy days is July (1.5 days).
Average daylight in September /
Average sunshine in September
Boksburg, South Africa
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is October (Average sunshine: 11h and 48min).
The month with the least sunshine is August (Average sunshine: 7h and 24min).
Average sunshine days in September
Boksburg, South Africa
- Average sunshine days in September: 24.8 days
The months with the most sunshine days are July and August (28.8 days).
The month with the least sunshine days is December (7.5 days).
Average UV index in September
Boksburg, South Africa
- Average UV index in September: 5
The months with the highest UV index are January, October and November (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in September
Boksburg, South Africa
- Average cloud cover in September: 9
The month with the most cloud cover is January (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in September
Boksburg, South Africa
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).
Boksburg, South Africa
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