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 snowfall in September
- Average snowfall 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
As Tweeling enters September, the average high-temperature marginally increases from the a refreshing 18.3°C (64.9°F) of August to a pleasant 22.4°C (72.3°F). September presents a sharp fall from Tweeling's daytime highs to an average low-temperature of 7.7°C (45.9°F).Humidity
With an average relative humidity of 38%, September is the least humid month.Rainfall
In Tweeling, in September, during 4.7 rainfall days, 11mm (0.43") of precipitation is typically accumulated. In Tweeling, South Africa, during the entire year, the rain falls for 117.6 days and collects up to 432mm (17.01") of precipitation.Snowfall
January through July, September through December are months without snowfall in Tweeling.Daylight
In September, the average length of the day in Tweeling is 11h and 56min.On the first day of September, sunrise is at 06:18 and sunset at 17:52. On the last day of the month, sunrise is at 05:45 and sunset at 18:06 SAST.
Sunshine
In Tweeling, the average sunshine in September is 9.3h.UV index
In Tweeling, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 4 in September translates into this advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Tweeling?
What is the least humid month in Tweeling?
What is the average humidity in September in Tweeling?
How many days does it rain in September in Tweeling?
When it does not snow in Tweeling?
Does it snow in Tweeling in September?
How many hours of daylight does Tweeling have in September?
When is the sunrise / sunset in September in Tweeling?
How many hours of sunshine does Tweeling have in September?
How high is the UV index in September in Tweeling?
Average temperature in September
Tweeling, South Africa
- Average high temperature in September: 22.4°C
The warmest month (with the highest average high temperature) is January (25.9°C).
The month with the lowest average high temperature is June (15°C).
- Average low temperature in September: 7.7°C
The month with the highest average low temperature is January (13.5°C).
The coldest month (with the lowest average low temperature) is July (2.5°C).
Average pressure in September
Tweeling, South Africa
- Average pressure in September: 1019.4mbar
The month with the highest atmospheric pressure is July (1025.3mbar).
The month with the lowest atmospheric pressure is December (1014.2mbar).
Average wind speed in September
Tweeling, South Africa
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is September (11.7km/h).
The calmest month (with the lowest average wind speed) is May (8.7km/h).
Average humidity in September
Tweeling, South Africa
- Average humidity in September: 38%
The month with the highest relative humidity is February (66%).
The month with the lowest relative humidity is September (38%).
Average rainfall in September
Tweeling, South Africa
- Average rainfall in September: 11mm
The wettest month (with the highest rainfall) is January (74mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in September
Tweeling, South Africa
- Average rainfall days in September: 4.7 days
The month with the highest number of rainy days is January (19 days).
The month with the least rainy days is July (1.7 days).
Average snowfall in September
Tweeling, South Africa
- Average snowfall in September: 0mm
The month with the highest snowfall is August (10mm).
The months with the least snowfall are January, February, March, April, May, June, July, September, October, November and December (0mm).
Average snowfall days in September
Tweeling, South Africa
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is June (0.3 days).
The months with the least snowfall days are January, February, March, April, May, July, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Tweeling, 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 2min
The month with the most sunshine is October (Average sunshine: 11h and 48min).
The months with the least sunshine are April and August (Average sunshine: 7h and 24min).
Average sunshine days in September
Tweeling, South Africa
- Average sunshine days in September: 23.6 days
The month with the most sunshine days is July (28.8 days).
The month with the least sunshine days is January (7.8 days).
Average UV index in September
Tweeling, South Africa
- Average UV index in September: 4
The months with the highest UV index are January, February, March, October, November and December (UV index 5).
The months with the lowest UV index are June and July (UV index 3).
Average cloud cover in September
Tweeling, South Africa
- Average cloud cover in September: 11
The month with the most cloud cover is January (Cloud cover 26).
The months with the least cloud cover are July and August (Cloud cover 7).
Average visibility in September
Tweeling, South Africa
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).
