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
The average high-temperature mildly increases in September, edging from an agreeable 21°C (69.8°F) in August to a moderately hot 24.2°C (75.6°F). Ga-Riba registers a prominent dip from daytime highs, with an average of 9.8°C (49.6°F) during the nights of September.Humidity
With an average relative humidity of 55%, September is the least humid month.Rainfall
In Ga-Riba, South Africa, in September, during 7.4 rainfall days, 14mm (0.55") of precipitation is typically accumulated. In Ga-Riba, during the entire year, the rain falls for 169.8 days and collects up to 675mm (26.57") of precipitation.Daylight
In September, the average length of the day is 11h and 58min.On the first day of the month, sunrise is at 06:09 and sunset at 17:47. On the last day of September, sunrise is at 05:39 and sunset at 17:58 SAST.
Sunshine
The average sunshine in September in Ga-Riba is 8.7h.UV index
January through April, August through December, with an average maximum UV index of 5, are months with the highest UV index in Ga-Riba. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: An average UV index of 5 in September transforms into this advice:
Take precautions - Protection against sun damage is advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Frequently asked questions
What is the average September temperature in Ga-Riba?
What is the least humid month in Ga-Riba?
What is the average humidity in September in Ga-Riba?
How much does it rain in Ga-Riba in September?
How many hours of daylight does Ga-Riba have in September?
When is the sunrise / sunset in September in Ga-Riba?
How long on average sun shines in September in Ga-Riba?
What are the months with the highest UV index in Ga-Riba?
How high is the UV index in September in Ga-Riba?
Average temperature in September
Ga-Riba, South Africa
- Average high temperature in September: 24.2°C
The warmest month (with the highest average high temperature) is December (24.9°C).
The month with the lowest average high temperature is July (17.8°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is December (15°C).
The coldest month (with the lowest average low temperature) is July (4.4°C).
Average pressure in September
Ga-Riba, South Africa
- Average pressure in September: 1019.3mbar
The month with the highest atmospheric pressure is July (1024.4mbar).
The month with the lowest atmospheric pressure is January (1013.8mbar).
Average wind speed in September
Ga-Riba, South Africa
- Average wind speed in September: 7.6km/h
The windiest months (with the highest average wind speed) are September and October (7.6km/h).
The calmest months (with the lowest average wind speed) are March and May (5.9km/h).
Average humidity in September
Ga-Riba, South Africa
- Average humidity in September: 55%
The months with the highest relative humidity are January, February and March (80%).
The month with the lowest relative humidity is September (55%).
Average rainfall in September
Ga-Riba, South Africa
- Average rainfall in September: 14mm
The wettest month (with the highest rainfall) is December (136mm).
The driest month (with the least rainfall) is July (3mm).
Average rainfall days in September
Ga-Riba, South Africa
- Average rainfall days in September: 7.4 days
The month with the highest number of rainy days is December (26.6 days).
The month with the least rainy days is June (2.5 days).
Average daylight in September /
Average sunshine in September
Ga-Riba, South Africa
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 36min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is November (Average sunshine: 10h and 24min).
The month with the least sunshine is April (Average sunshine: 6h and 48min).
Average sunshine days in September
Ga-Riba, South Africa
- Average sunshine days in September: 20.4 days
The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is December (2.8 days).
Average UV index in September
Ga-Riba, South Africa
- Average UV index in September: 5
The months with the highest UV index are January, February, March, April, August, September, October, November and December (UV index 5).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in September
Ga-Riba, South Africa
- Average cloud cover in September: 19
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 14).
Average visibility in September
Ga-Riba, South Africa
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February and March (7km).
Ga-Riba, South Africa
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