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 sea temperature 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 transition from August to September sees an average high-temperature of a still pleasant 22.7°C (72.9°F), indicating a minor variance from the prior month. In Durban, the average temperature during the nights of September drops to a mild 15.7°C (60.3°F).Humidity
In Durban, the average relative humidity in September is 73%.Rainfall
In Durban, in September, it is raining for 14.1 days, with typically 34mm (1.34") of accumulated precipitation. Throughout the year, there are 182.6 rainfall days, and 597mm (23.5") of precipitation is accumulated.Sea temperature
In Durban, in September, the average water temperature is 22.1°C (71.8°F).Note: If cold is not your friend, swimming at 22.1°C (71.8°F) might be daunting. But the right mix of sunshine, wind, and external temperature can make a difference. Although wetsuits are not essential, they can enhance the swimming experience.
Daylight
The average length of the day in September is 11h and 55min.On the first day of September, sunrise is at 06:10 and sunset at 17:41. On the last day of the month, sunrise is at 05:34 and sunset at 17:56 SAST.
Sunshine
In September, the average sunshine is 6.9h.UV index
The average daily maximum UV index in September in Durban is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, an average UV index of 5 transforms into the following instructions:
Heed the precautions - Suggestions to avoid sunburn are made. To protect against the Sun's most potent rays, avoid direct exposure around midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Attention! UV radiation is ramped up when reflecting off sand and water surfaces.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Durban?
What is the average humidity in September in Durban?
How many days does it rain in September in Durban?
What is the sea temperature in September in Durban?
What is the average length of the day in September in Durban?
What time are sunrise and sunset in September in Durban?
How long on average sun shines in September in Durban?
What is the UV index intensity in September in Durban?
Average temperature in September
Durban, South Africa
- Average high temperature in September: 22.7°C
The warmest month (with the highest average high temperature) is February (26.5°C).
The month with the lowest average high temperature is July (21.3°C).
- Average low temperature in September: 15.7°C
The month with the highest average low temperature is February (20.2°C).
The coldest month (with the lowest average low temperature) is July (13.6°C).
Average pressure in September
Durban, South Africa
- Average pressure in September: 1018.9mbar
The month with the highest atmospheric pressure is July (1023.1mbar).
The month with the lowest atmospheric pressure is January (1014.2mbar).
Average wind speed in September
Durban, South Africa
- Average wind speed in September: 13.6km/h
The windiest month (with the highest average wind speed) is October (14.5km/h).
The calmest month (with the lowest average wind speed) is May (11km/h).
Average humidity in September
Durban, South Africa
- Average humidity in September: 73%
The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is June (64%).
Average rainfall in September
Durban, South Africa
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is June (11mm).
Average rainfall days in September
Durban, South Africa
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is December (23.4 days).
The month with the least rainy days is June (6.5 days).
Average sea temperature in September
Durban, South Africa
- Average sea temperature in September: 22.1°C
The best months for swimming (with the highest average sea temperature) are February and March (26.1°C).
The coldest month (with the lowest average sea temperature) is August (21.3°C).
Average daylight in September /
Average sunshine in September
Durban, South Africa
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 0min).
The month with the shortest days is June (Average daylight: 10h and 18min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is February (Average sunshine: 8h and 30min).
The month with the least sunshine is April (Average sunshine: 5h and 54min).
Average sunshine days in September
Durban, South Africa
- Average sunshine days in September: 12.7 days
The month with the most sunshine days is June (21.6 days).
The month with the least sunshine days is December (5.4 days).
Average UV index in September
Durban, South Africa
- Average UV index in September: 5
The months with the highest UV index are January, February, March and December (UV index 6).
The month with the lowest UV index is October (UV index 4).
Average cloud cover in September
Durban, South Africa
- Average cloud cover in September: 40
The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 17).
Average visibility in September
Durban, South Africa
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).
Durban, South Africa
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