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
Van Stadensriviermond marks the onset of September with an average high-temperature of an agreeable 20.6°C (69.1°F), subtly divergent from August's 19.8°C (67.6°F). During September, Van Stadensriviermond's temperature averages to a mild 13°C (55.4°F) at night.Humidity
In September, the average relative humidity is 69%.Rainfall
In Van Stadensriviermond, in September, during 8.5 rainfall days, 18mm (0.71") of precipitation is typically accumulated. In Van Stadensriviermond, during the entire year, the rain falls for 127.2 days and collects up to 279mm (10.98") of precipitation.Daylight
In Van Stadensriviermond, the average length of the day in September is 11h and 53min.On the first day of September, sunrise is at 06:36 and sunset at 18:01. On the last day of the month, sunrise is at 05:56 and sunset at 18:21 SAST.
Sunshine
In Van Stadensriviermond, South Africa, the average sunshine in September is 8.7h.UV index
The months with the lowest UV index are March through November, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily high UV index of 5 in September leads to these guidelines:
Guard yourself - Avoiding sunburn is suggested. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Van Stadensriviermond in September?
What is the average humidity in September?
How much does it rain in Van Stadensriviermond in September?
How many hours of daylight does Van Stadensriviermond have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Van Stadensriviermond have in September?
What are the months with the lowest UV index in Van Stadensriviermond?
What is the UV index intensity in September?
Average temperature in September
Van Stadensriviermond, South Africa
- Average high temperature in September: 20.6°C
The warmest month (with the highest average high temperature) is February (26.1°C).
The month with the lowest average high temperature is July (19.7°C).
- Average low temperature in September: 13°C
The month with the highest average low temperature is February (18.7°C).
The coldest month (with the lowest average low temperature) is July (11.7°C).
Average pressure in September
Van Stadensriviermond, South Africa
- Average pressure in September: 1018.7mbar
The month with the highest atmospheric pressure is July (1022mbar).
The month with the lowest atmospheric pressure is January (1013.5mbar).
Average wind speed in September
Van Stadensriviermond, South Africa
- Average wind speed in September: 16.6km/h
The windiest month (with the highest average wind speed) is November (17.2km/h).
The calmest month (with the lowest average wind speed) is May (13.8km/h).
Average humidity in September
Van Stadensriviermond, South Africa
- Average humidity in September: 69%
The month with the highest relative humidity is February (75%).
The month with the lowest relative humidity is June (61%).
Average rainfall in September
Van Stadensriviermond, South Africa
- Average rainfall in September: 18mm
The wettest months (with the highest rainfall) are March and October (30mm).
The driest month (with the least rainfall) is August (16mm).
Average rainfall days in September
Van Stadensriviermond, South Africa
- Average rainfall days in September: 8.5 days
The months with the highest number of rainy days are October and December (13.4 days).
The month with the least rainy days is June (7.8 days).
Average daylight in September /
Average sunshine in September
Van Stadensriviermond, South Africa
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is November (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 6h and 36min).
Average sunshine days in September
Van Stadensriviermond, South Africa
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is June (21.2 days).
The month with the least sunshine days is February (13.2 days).
Average UV index in September
Van Stadensriviermond, South Africa
- Average UV index in September: 5
The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are March, April, May, June, July, August, September, October and November (UV index 5).
Average cloud cover in September
Van Stadensriviermond, South Africa
- Average cloud cover in September: 28
The month with the most cloud cover is December (Cloud cover 37).
The month with the least cloud cover is June (Cloud cover 21).
Average visibility in September
Van Stadensriviermond, 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).
