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South Africa weather

Weather in Harrismith for September 2025

Your guide to Harrismith weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Harrismith at the beginning of September is 29.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 28.3 °C by the end of September.

    • Rain 🌧️

  • The climate of Harrismith in September is notably wet, with an average of 11 rainy days, and a total of 92.4 mm of precipitation.

    • More

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Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
26°/10°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
52 %
Avg humidity

Harrismith Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
28°
2
Sunny
27°
3
Sunny
30°
4
Sunny
32°
5
Sunny
31°
6
Overcast
26°
7
Partly cloudy
30°
8
Cloudy
31°
9
Overcast
11°
10
Overcast
19°
11
Partly cloudy
31°
12
Cloudy
33°
13
Cloudy
35°
14
Moderate rain at times
32°
15
Overcast
29°
16
Heavy rain at times
25°
17
Moderate or heavy rain shower
20°
18
Sunny
27°
19
Overcast
23°
20
Moderate or heavy rain shower
8°
21
Heavy rain at times
7°
22
Patchy rain possible
13°
23
Partly cloudy
21°
24
Cloudy
26°
25
Sunny
30°
26
Overcast
30°
27
Partly cloudy
25°
28
Patchy rain possible
32°
29
Patchy rain possible
31°
30
Patchy rain possible
24°

Temperatures trend during September in Harrismith

See the weather trend as well as the moving average line

September weather in Harrismith day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 28° /7° 0 mm 8
2 Sept. Sunny
Sunny
 27° /9° 0 mm 8
3 Sept. Sunny
Sunny
 30° /10° 0 mm 9
4 Sept. Sunny
Sunny
 32° /13° 0 mm 9
5 Sept. Sunny
Sunny
 31° /15° 0 mm 9
6 Sept. Overcast
Overcast
 26° /11° 0 mm 7
7 Sept. Partly cloudy
Partly cloudy
 30° /10° 0 mm 9
8 Sept. Cloudy
Cloudy
 31° /11° 0 mm 8
9 Sept. Overcast
Overcast
 11° /7° 0.8 mm 4
10 Sept. Overcast
Overcast
 19° /7° 0 mm 5
11 Sept. Partly cloudy
Partly cloudy
 31° /7° 0 mm 9
12 Sept. Cloudy
Cloudy
 33° /12° 0 mm 8
13 Sept. Cloudy
Cloudy
 35° /15° 0 mm 9
14 Sept. Moderate rain at times
Moderate rain at times
 32° /14° 1.6 mm 8
15 Sept. Overcast
Overcast
 29° /12° 0.5 mm 7
16 Sept. Heavy rain at times
Heavy rain at times
 25° /14° 3.4 mm 7
17 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /14° 34.5 mm 6
18 Sept. Sunny
Sunny
 27° /14° 12.8 mm 8
19 Sept. Overcast
Overcast
 23° /9° 0 mm 6
20 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 8° /3° 20 mm 3
21 Sept. Heavy rain at times
Heavy rain at times
 7° /2° 16.4 mm 3
22 Sept. Patchy rain possible
Patchy rain possible
 13° /5° 0.1 mm 4
23 Sept. Partly cloudy
Partly cloudy
 21° /4° 0 mm 7
24 Sept. Cloudy
Cloudy
 26° /8° 0 mm 7
25 Sept. Sunny
Sunny
 30° /13° 0 mm 9
26 Sept. Overcast
Overcast
 30° /14° 0 mm 8
27 Sept. Partly cloudy
Partly cloudy
 25° /10° 0 mm 8
28 Sept. Patchy rain possible
Patchy rain possible
 32° /11° 0.5 mm 8
29 Sept. Patchy rain possible
Patchy rain possible
 31° /13° 0.6 mm 8
30 Sept. Patchy rain possible
Patchy rain possible
 24° /9° 1.2 mm 6
Next
Important Notice
Our weather forecast for Harrismith 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 Harrismith forecast closer to your planned date for the most up-to-date weather information.
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Harrismith in September - FAQ

What are the expected maximum and minimum temperatures in Harrismith during September?
Enjoy moderate daytime temperatures of up to 26° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Harrismith during September?
Moderate rainfall is anticipated in Harrismith during September, with a total of 92.4 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Harrismith during September?
The average wind speed in Harrismith during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Harrismith

Explore the daily rainfall trends and prepare for Harrismiths September weather 💧

UV exposure in Harrismith during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Harrismith?

Get accurate weather forecasts for Harrismith, located at latitude -28.273 and longitude 29.129. Stay updated with localized weather information tailored for Harrismith.

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