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Weather in South Africa for September 2025

Your guide to South Africa weather in September - trends and predictions
  • In general, the average temperature in South Africa at the beginning of September is 25.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 26.4 °C by the end of September.

  • With an average of 4 rainy days, South Africa experiences minimal rainfall in September, ensuring that most days remain pleasantly dry.

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Average dry days
26
Dry days
Average rainy days
4
Rainy days
Average snowy days
0
Snow days
Average temperatures
26°/14°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
26 %
Avg humidity

South Africa in September average weather

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Temperatures trend during September in South Africa

See the weather trend as well as the moving average line

September weather day by day

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Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
24° /11° 0 mm 7
2 Sept. Sunny
Sunny
25° /14° 0 mm 7
3 Sept. Sunny
Sunny
26° /14° 0 mm 8
4 Sept. Sunny
Sunny
26° /14° 0 mm 7
5 Sept. Sunny
Sunny
26° /15° 0 mm 7
6 Sept. Sunny
Sunny
26° /14° 0 mm 8
7 Sept. Sunny
Sunny
25° /13° 0 mm 7
8 Sept. Sunny
Sunny
27° /15° 0 mm 8
9 Sept. Sunny
Sunny
28° /14° 0 mm 7
10 Sept. Sunny
Sunny
25° /13° 0 mm 7
11 Sept. Sunny
Sunny
26° /10° 0 mm 7
12 Sept. Partly cloudy
Partly cloudy
24° /11° 0 mm 7
13 Sept. Sunny
Sunny
24° /12° 0 mm 7
14 Sept. Sunny
Sunny
27° /14° 0 mm 8
15 Sept. Sunny
Sunny
29° /16° 0 mm 8
16 Sept. Sunny
Sunny
28° /16° 0.1 mm 7
17 Sept. Sunny
Sunny
27° /14° 0.2 mm 7
18 Sept. Sunny
Sunny
26° /14° 0 mm 7
19 Sept. Thundery outbreaks possible
Thundery outbreaks possible
27° /15° 0.3 mm 7
20 Sept. Sunny
Sunny
22° /11° 1 mm 6
21 Sept. Sunny
Sunny
19° /12° 0.7 mm 5
22 Sept. Sunny
Sunny
24° /11° 0 mm 6
23 Sept. Overcast
Overcast
25° /13° 0 mm 7
24 Sept. Sunny
Sunny
27° /14° 0 mm 7
25 Sept. Patchy rain possible
Patchy rain possible
28° /15° 0.2 mm 7
26 Sept. Sunny
Sunny
25° /13° 0 mm 7
27 Sept. Patchy rain possible
Patchy rain possible
25° /13° 0.3 mm 7
28 Sept. Cloudy
Cloudy
26° /14° 0.9 mm 7
29 Sept. Sunny
Sunny
28° /16° 0.3 mm 8
30 Sept. Sunny
Sunny
26° /14° 0 mm 8
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Important Notice
Our weather forecast for South Africa in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the South Africa forecast closer to your planned date for the most up-to-date weather information.

Guide for South Africa in September

In September, South Africa experiences a transition from winter to spring, resulting in varied weather conditions across the country.

At the beginning of the month, the Western Cape, including Cape Town, can still have cool and wet conditions, with temperatures averaging around 15° and occasional rain showers.

In contrast, the northeastern regions, such as Kruger National Park, tend to be drier and warmer, with temperatures around 22° and plenty of sunshine.

As the month progresses, the weather in South Africa generally becomes milder and more pleasant. By the end of September, the Western Cape sees an increase in temperatures to around 18°, with fewer rainy days and more sunny spells.

In the northeastern regions, the temperatures may rise to around 25°, creating ideal conditions for wildlife viewing and outdoor activities.

Overall, September is a great time to visit South Africa, as the country begins to emerge from the winter chill, and the landscapes come alive with blooming flowers and lush vegetation.

Whether you're exploring the vibrant cities, embarking on a safari, or enjoying the stunning coastal scenery, South Africa offers diverse and captivating experiences during this time of year.

South Africa in September - FAQ

What are the expected maximum and minimum temperatures in South Africa during September?
Enjoy moderate daytime temperatures of up to 26° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in South Africa during September?
Rainfall in South Africa during September is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 4 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in South Africa during September?
The average wind speed in South Africa during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
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Location coordinates Where is South Africa?

Get accurate weather forecasts for South Africa, located at latitude -26.202 and longitude 28.044. Stay updated with localized weather information tailored for South Africa.

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