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
Weather in September
Temperature
With the advent of September, Umzimkulu experiences an average high-temperature of an agreeable 21°C (69.8°F), mirroring a close resemblance to the previous month. In September, the temperature in Umzimkulu sees a substantial plunge from daytime highs to a low average of 8.7°C (47.7°F).Humidity
In Umzimkulu, the average relative humidity in September is 60%.Rainfall
In Umzimkulu, South Africa, during September, the rain falls for 7.9 days and regularly aggregates up to 17mm (0.67") of precipitation. Throughout the year, in Umzimkulu, there are 150.4 rainfall days, and 609mm (23.98") of precipitation is accumulated.Snowfall
January through June, September through December are months without snowfall in Umzimkulu.Daylight
In Umzimkulu, the average length of the day in September is 11h and 55min.On the first day of September, sunrise is at 06:15 and sunset at 17:45. On the last day of the month, sunrise is at 05:39 and sunset at 18:01 SAST.
Sunshine
In September, the average sunshine is 7.7h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the UV index of 4 transforms into the following advice:
Exercise prevention - Warding off sunburn is urged. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Frequently asked questions
What are September temperatures in Umzimkulu?
What is the average humidity in September in Umzimkulu?
How many days does it rain in September in Umzimkulu?
When it does not snow in Umzimkulu?
Does it snow in Umzimkulu in September?
What is the average length of the day in September in Umzimkulu?
When is the sunrise / sunset in September in Umzimkulu?
How long on average sun shines in September in Umzimkulu?
How high is the UV index in September in Umzimkulu?
Average temperature in September
Umzimkulu, South Africa
- Average high temperature in September: 21°C
The warmest month (with the highest average high temperature) is January (23.3°C).
The month with the lowest average high temperature is July (16.3°C).
- Average low temperature in September: 8.7°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 (4.3°C).
Average pressure in September
Umzimkulu, South Africa
- Average pressure in September: 1019.1mbar
The month with the highest atmospheric pressure is July (1023.7mbar).
The month with the lowest atmospheric pressure is January (1014.5mbar).
Average wind speed in September
Umzimkulu, South Africa
- Average wind speed in September: 9km/h
The windiest month (with the highest average wind speed) is August (9.4km/h).
The calmest months (with the lowest average wind speed) are February and March (7.3km/h).
Average humidity in September
Umzimkulu, South Africa
- Average humidity in September: 60%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (56%).
Average rainfall in September
Umzimkulu, South Africa
- Average rainfall in September: 17mm
The wettest month (with the highest rainfall) is January (113mm).
The driest month (with the least rainfall) is June (6mm).
Average rainfall days in September
Umzimkulu, South Africa
- Average rainfall days in September: 7.9 days
The month with the highest number of rainy days is January (23.3 days).
The month with the least rainy days is June (3.2 days).
Average snowfall in September
Umzimkulu, South Africa
- Average snowfall in September: 0mm
The month with the highest snowfall is August (12mm).
The months with the least snowfall are January, February, March, April, May, June, September, October, November and December (0mm).
Average snowfall days in September
Umzimkulu, South Africa
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are July and August (0.3 days).
The months with the least snowfall days are January, February, March, April, May, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Umzimkulu, South Africa
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 6min).
The month with the shortest days is June (Average daylight: 10h and 12min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is October (Average sunshine: 8h and 54min).
The month with the least sunshine is April (Average sunshine: 6h and 24min).
Average sunshine days in September
Umzimkulu, South Africa
- Average sunshine days in September: 20.7 days
The month with the most sunshine days is June (25.6 days).
The month with the least sunshine days is January (5.7 days).
Average UV index in September
Umzimkulu, South Africa
- Average UV index in September: 4
The months with the highest UV index are January, February, November and December (UV index 5).
The months with the lowest UV index are May and June (UV index 3).
Average cloud cover in September
Umzimkulu, South Africa
- Average cloud cover in September: 34
The months with the most cloud cover are January and December (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 17).
Average visibility in September
Umzimkulu, South Africa
- Average visibility in September: 9km
The months with the highest visibility are May, June, July, August and September (9km).
The months with the lowest visibility are January and December (6km).
Umzimkulu, South Africa
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