Durban Weather in September
South Africa · Humid Subtropical climate · Data averaged from 2020-01-01 to 2024-12-31 (5 years)
September in Durban sees average temperatures ranging from a low of 15.0°C (59.0°F) to a high of 23.2°C (73.8°F), with a mean of 19.0°C (66.2°F). Compared to the annual average of 20.7°C (69.3°F), this month is 1.7°C cooler than the yearly norm. Precipitation averages 81.3mm, making it approximately 2.0mm wetter than the monthly average of 79.0mm. The city receives an average of 8.8 hours of sunshine per day during September, with relative humidity averaging 75.5%. Wind speeds reach an average maximum of 24.2 km/h. For travelers, this month offers a temperature experience in Durban, with wetter-than-average conditions compared to the rest of the year.
Durban's humid subtropical climate is influenced by the warm Agulhas Current. I've tracked the data and found that the city enjoys warm temperatures year-round, with the hottest months being January to March. The best time for visiting is April to September, when the humidity is lower and the city's famous beaches are most comfortable.
September vs Adjacent Months
| Metric | August | September | October |
|---|---|---|---|
| Mean Temp | 17.7°C (63.9°F) | 19.0°C (66.2°F) | 20.0°C (68.0°F) |
| Rainfall | 25.2mm | 81.3mm | 118.4mm |
| Sunshine | 9.0 hrs | 8.8 hrs | 8.8 hrs |
| Humidity | 66.7% | 75.5% | 77.0% |
| Wind | 23.6 km/h | 24.2 km/h | 25.2 km/h |
| Rainy Days | 10.6 | 13.4 | 17.0 |
Seasonal Context
September falls in Autumn in the Northern Hemisphere. Autumn sees temperatures gradually cooling from summer highs. For travelers visiting Durban in September, the data indicates favorable conditions based on the combination of temperature, precipitation, and daylight hours.
Frequently Asked Questions
What is the average temperature in Durban in September?
The average temperature in Durban during September ranges from 15.0°C (59.0°F) to 23.2°C (73.8°F), with a mean of 19.0°C (66.2°F).
How much does it rain in Durban in September?
Durban receives an average of 81.3mm of precipitation in September, spread across approximately 13.4 rainy days.
What should I pack for Durban in September?
Based on September weather data, pack layers including light jackets and t-shirts, plus an umbrella.
Is September a good time to visit Durban?
September is a good time to visit Durban, with comfortable temperatures and manageable rainfall.
Other Months for Durban
Cities with Similar September Climate (Humid Subtropical)
Data Source: Open-Meteo historical archive (2020-01-01 to 2024-12-31). Daily measurements aggregated into monthly climate normals. Coordinates: -29.86°, 31.02°. Timezone: Africa/Johannesburg. Last updated: 2026-07-30.