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South Africa weather

Weather in South Africa for May 2025

Your guide to South Africa weather in May - trends and predictions

  • In general, the average temperature in South Africa at the beginning of May is 25.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.9 °C by the end of May.

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

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
27
Dry days
Average rainy days
4
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/10°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
41 %
Avg humidity

South Africa in May average weather

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

See the weather trend as well as the moving average line

May weather day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Cloudy
Cloudy
 25° /15° 0 mm 7
2 May Moderate or heavy rain shower
Moderate or heavy rain shower
 26° /15° 3.1 mm 7
3 May Patchy rain possible
Patchy rain possible
 26° /15° 0.9 mm 7
4 May Moderate or heavy rain shower
Moderate or heavy rain shower
 24° /14° 8.2 mm 6
5 May Moderate or heavy rain shower
Moderate or heavy rain shower
 26° /14° 1.3 mm 7
6 May Patchy rain possible
Patchy rain possible
 26° /14° 0.1 mm 7
7 May Moderate or heavy rain shower
Moderate or heavy rain shower
 24° /14° 6.3 mm 7
8 May Moderate or heavy rain shower
Moderate or heavy rain shower
 21° /13° 15.3 mm 6
9 May Partly cloudy
Partly cloudy
 22° /12° 0 mm 7
10 May Sunny
Sunny
 23° /13° 0 mm 7
11 May Sunny
Sunny
 25° /13° 0 mm 7
12 May Partly cloudy
Partly cloudy
 24° /14° 0 mm 7
13 May Moderate rain at times
Moderate rain at times
 23° /12° 0.5 mm 6
14 May Moderate or heavy rain shower
Moderate or heavy rain shower
 21° /12° 7.3 mm 5
15 May Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /12° 11.5 mm 6
16 May Heavy rain at times
Heavy rain at times
 20° /12° 3.7 mm 6
17 May Sunny
Sunny
 23° /11° 0 mm 7
18 May Moderate or heavy rain shower
Moderate or heavy rain shower
 23° /12° 3 mm 7
19 May Sunny
Sunny
 21° /11° 0 mm 6
20 May Sunny
Sunny
 21° /9° 0 mm 6
21 May Sunny
Sunny
 22° /11° 0 mm 7
22 May Partly cloudy
Partly cloudy
 21° /10° 0 mm 6
23 May Sunny
Sunny
 20° /10° 0 mm 6
24 May Sunny
Sunny
 23° /11° 0 mm 7
25 May Sunny
Sunny
 22° /11° 0 mm 7
26 May Sunny
Sunny
 21° /11° 0 mm 7
27 May Sunny
Sunny
 22° /11° 0 mm 7
28 May Sunny
Sunny
 21° /11° 0 mm 7
29 May Sunny
Sunny
 21° /10° 0 mm 7
30 May Moderate rain at times
Moderate rain at times
 20° /11° 0.6 mm 6
31 May Moderate rain at times
Moderate rain at times
 19° /10° 1.5 mm 6
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Important Notice
Our weather forecast for South Africa in May 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 May

In May, South Africa experiences a transition from autumn to winter, resulting in varied weather conditions across the country. At the beginning of the month, the southern regions, including Cape Town and the Garden Route, typically enjoy mild temperatures with occasional rainfall.

The average temperature in Cape Town hovers around 16°, while the Garden Route experiences slightly cooler temperatures around 14°. Further north, in cities like Johannesburg and Pretoria, the weather is generally cooler, with average temperatures ranging from 10° to 20°.

Towards the end of May, the weather in South Africa tends to become cooler as winter approaches. In Cape Town, temperatures may drop to around 13°, and the chance of rainfall increases. In contrast, Johannesburg and Pretoria experience cooler temperatures, with averages ranging from 8° to 18°.

The northern regions, such as Kruger National Park, also see cooler temperatures, making it an ideal time for wildlife viewing.

Overall, May in South Africa offers a diverse range of weather conditions, from mild and rainy in the south to cooler and drier in the north, providing travelers with various experiences depending on their chosen destination.

South Africa in May - FAQ

What are the expected maximum and minimum temperatures in South Africa during May?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in South Africa during May?
Significant rainfall exceeding 126.6 mm is expected in South Africa during May, occurring over more than 4 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in South Africa during May?
The average wind speed in South Africa during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
Regions in South Africa
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Eastern CapeGautengKwaZulu-NatalNorth-WestOrange Free StateWestern Cape
Top locations in South Africa
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BenoniBloemfonteinCape TownDurbanJohannesburgNewcastlePietermaritzburgPort ElizabethPretoriaSoweto
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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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