Average annual temperature is 13.9 °C
Absolute maximum temperature: 33.2 °C
Absolute minimum temperature: -4.8 °C
Number of sunny days: 205 days
Number of rainy days: 159 days
Number of snow days: 1 day
Look at detailed online map of May
* Weather data for May South Africa is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.4 | 28.3 | 26.6 | 24.0 | 22.7 | 19.3 | 20.9 | 22.2 | 28.3 | 31.0 | 33.2 | 31.7 |
| Average daytime temperature (°C) | 25.5 | 23.7 | 23.6 | 20.1 | 16.6 | 13.5 | 14.2 | 17.8 | 21.3 | 24.2 | 26.0 | 25.3 |
| Average temperature (°C) | 19.3 | 18.0 | 16.9 | 13.2 | 10.0 | 6.7 | 6.6 | 9.3 | 13.1 | 16.1 | 18.9 | 18.7 |
| Average night temperature (°C) | 13.7 | 12.9 | 11.5 | 6.9 | 4.7 | 1.4 | 0.7 | 1.9 | 4.8 | 8.7 | 11.6 | 13.2 |
| Absolute minimum temperature (°C) | 7.2 | 8.3 | 7.4 | 1.4 | -0.4 | -2.1 | -4.1 | -4.8 | -3.1 | 3.5 | 5.5 | 10.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 |
| Daylight mean duration (h) | 13.9 | 13.2 | 12.3 | 11.3 | 10.6 | 10.2 | 10.4 | 11.0 | 11.9 | 12.8 | 13.7 | 14.1 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 12.0 | 10.2 | 10.6 | 10.0 | 8.6 | 8.6 | 8.9 | 9.8 | 10.0 | 11.2 | 11.8 | 11.3 |
| Precipitation (mm) | 190 | 110 | 130 | 57 | 96 | 32 | 27 | 22 | 33 | 45 | 90 | 209 |
| Sunny days | 10 | 8 | 12 | 21 | 15 | 19 | 21 | 27 | 26 | 20 | 17 | 9 |
| Rainy days | 21 | 20 | 19 | 9 | 16 | 11 | 9 | 4 | 4 | 11 | 13 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in May is at