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
In September, the meteorological conditions subtly change with the average high-temperature edging from an agreeable 21.3°C (70.3°F) in August to a moderately hot 25.6°C (78.1°F). The September nights bear witness to a significant drop from the daytime highs, settling at an average temperature of 11.3°C (52.3°F).Humidity
September is the least humid month, with an average relative humidity of 32%.Rainfall
In Carletonville, in September, it is raining for 1.5 days, with typically 3mm (0.12") of accumulated precipitation. Throughout the year, in Carletonville, there are 101.7 rainfall days, and 388mm (15.28") of precipitation is accumulated.Daylight
In September, the average length of the day is 11h and 57min.On the first day of the month, sunrise is at 06:22 and sunset at 17:58. On the last day of September, sunrise is at 05:50 and sunset at 18:10 SAST.
Sunshine
The average sunshine in September is 9.9h.UV index
In Carletonville, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: An average maximum UV index of 5 in September leads to these recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Carletonville?
What is the least humid month in Carletonville?
What is the average humidity in September in Carletonville?
How many days does it rain in September in Carletonville?
How many hours of daylight does Carletonville have in September?
When are sunrise and sunset in September in Carletonville?
How many hours of sunshine does Carletonville have in September?
How high is the UV index in September in Carletonville?
Average temperature in September
Carletonville, South Africa
- Average high temperature in September: 25.6°C
The warmest month (with the highest average high temperature) is December (27.9°C).
The month with the lowest average high temperature is July (17.6°C).
- Average low temperature in September: 11.3°C
The months with the highest average low temperature are January and December (16.7°C).
The coldest month (with the lowest average low temperature) is July (5.3°C).
Average pressure in September
Carletonville, South Africa
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is January (1012.6mbar).
Average wind speed in September
Carletonville, South Africa
- Average wind speed in September: 13km/h
The windiest month (with the highest average wind speed) is November (13.3km/h).
The calmest month (with the lowest average wind speed) is May (8.5km/h).
Average humidity in September
Carletonville, South Africa
- Average humidity in September: 32%
The month with the highest relative humidity is February (63%).
The month with the lowest relative humidity is September (32%).
Average rainfall in September
Carletonville, South Africa
- Average rainfall in September: 3mm
The wettest month (with the highest rainfall) is January (88mm).
The driest months (with the least rainfall) are July and August (1mm).
Average rainfall days in September
Carletonville, South Africa
- Average rainfall days in September: 1.5 days
The month with the highest number of rainy days is January (19.8 days).
The month with the least rainy days is August (0.8 days).
Average daylight in September /
Average sunshine in September
Carletonville, 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 5min
The month with the most sunshine is October (Average sunshine: 11h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).
Average sunshine days in September
Carletonville, South Africa
- Average sunshine days in September: 28 days
The month with the most sunshine days is August (30.2 days).
The month with the least sunshine days is January (7.5 days).
Average UV index in September
Carletonville, South Africa
- Average UV index in September: 5
The months with the highest UV index are January, February, October, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in September
Carletonville, South Africa
- Average cloud cover in September: 8
The month with the most cloud cover is January (Cloud cover 24).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in September
Carletonville, South Africa
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
