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 witnesses a minor rise in the average high-temperature, transitioning from a moderately hot 23.8°C (74.8°F) in August to a still warm 27.8°C (82°F). Despite a significant disparity with daytime temperatures, an average low-temperature of 13.5°C (56.3°F) is recorded during September.Humidity
With an average relative humidity of 34%, September is the least humid month in Ga-Rankuwa.Rainfall
In Ga-Rankuwa, in September, during 2.4 rainfall days, 6mm (0.24") of precipitation is typically accumulated. Throughout the year, there are 95.5 rainfall days, and 331mm (13.03") of precipitation is accumulated.Daylight
In Ga-Rankuwa, the average length of the day in September is 11h and 57min.On the first day of September, sunrise is at 06:19 and sunset at 17:56. On the last day of the month, sunrise is at 05:48 and sunset at 18:07 SAST.
Sunshine
In Ga-Rankuwa, the average sunshine in September is 9.5h.UV index
January through March, September through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the maximum UV index of 6 translates into these guidelines:
Shun overexposure. Protection from sun ravages is indispensable. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Ga-Rankuwa?
What is the least humid month?
What is the average humidity in September in Ga-Rankuwa?
How many days does it rain in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Ga-Rankuwa have in September?
What is the month with the highest UV index?
How high is the UV index in September?
Average temperature in September
Ga-Rankuwa, South Africa
- Average high temperature in September: 27.8°C
The warmest month (with the highest average high temperature) is January (30.1°C).
The month with the lowest average high temperature is June (19.8°C).
- Average low temperature in September: 13.5°C
The month with the highest average low temperature is January (19°C).
The coldest month (with the lowest average low temperature) is July (7.3°C).
Average pressure in September
Ga-Rankuwa, South Africa
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is July (1024.5mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).
Average wind speed in September
Ga-Rankuwa, South Africa
- Average wind speed in September: 10.6km/h
The windiest month (with the highest average wind speed) is October (11.6km/h).
The calmest month (with the lowest average wind speed) is May (7.3km/h).
Average humidity in September
Ga-Rankuwa, South Africa
- Average humidity in September: 34%
The months with the highest relative humidity are January and February (59%).
The month with the lowest relative humidity is September (34%).
Average rainfall in September
Ga-Rankuwa, South Africa
- Average rainfall in September: 6mm
The wettest month (with the highest rainfall) is January (74mm).
The driest month (with the least rainfall) is July (0mm).
Average rainfall days in September
Ga-Rankuwa, South Africa
- Average rainfall days in September: 2.4 days
The month with the highest number of rainy days is January (17.8 days).
The months with the least rainy days are July and August (0.8 days).
Average daylight in September /
Average sunshine in September
Ga-Rankuwa, South Africa
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 36min).
- 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 30min).
Average sunshine days in September
Ga-Rankuwa, South Africa
- Average sunshine days in September: 26.4 days
The month with the most sunshine days is July (30.3 days).
The month with the least sunshine days is January (9.9 days).
Average UV index in September
Ga-Rankuwa, South Africa
- Average UV index in September: 6
The months with the highest UV index are January, February, March, September, 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
Ga-Rankuwa, South Africa
- Average cloud cover in September: 8
The month with the most cloud cover is January (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in September
Ga-Rankuwa, 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).
Ga-Rankuwa, South Africa
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