Average annual temperature is 17.9 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: 6.4 °C
Number of sunny days: 180 days
Number of rainy days: 185 days
Look at detailed online map of Walmer Heights
* Weather data for Walmer Heights 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) | 29.9 | 28.0 | 30.4 | 29.6 | 28.1 | 22.4 | 26.1 | 32.5 | 29.3 | 22.8 | 25.2 | 30.8 |
| Average daytime temperature (°C) | 24.3 | 24.1 | 23.6 | 21.6 | 19.7 | 18.2 | 17.9 | 20.6 | 18.6 | 19.2 | 21.9 | 22.7 |
| Average temperature (°C) | 21.8 | 21.7 | 20.6 | 18.4 | 16.6 | 14.8 | 14.0 | 16.3 | 15.5 | 16.9 | 18.9 | 19.7 |
| Average night temperature (°C) | 19.5 | 19.4 | 18.3 | 15.6 | 13.6 | 12.0 | 10.5 | 12.6 | 12.3 | 14.7 | 16.0 | 17.0 |
| Absolute minimum temperature (°C) | 15.8 | 15.0 | 14.8 | 12.2 | 10.5 | 9.3 | 6.4 | 9.1 | 8.8 | 12.4 | 13.3 | 13.8 |
| 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 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.1 | 13.3 | 12.3 | 11.2 | 10.4 | 9.9 | 10.1 | 10.9 | 11.9 | 12.9 | 13.9 | 14.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.6 | 10.3 | 9.7 | 8.6 | 7.5 | 7.0 | 8.4 | 9.5 | 9.1 | 9.6 | 11.7 | 11.4 |
| Precipitation (mm) | 32 | 53 | 31 | 29 | 145 | 52 | 37 | 12 | 93 | 83 | 20 | 38 |
| Sunny days | 20 | 8 | 18 | 15 | 16 | 14 | 16 | 21 | 12 | 9 | 17 | 14 |
| Rainy days | 11 | 20 | 13 | 15 | 15 | 16 | 15 | 10 | 18 | 22 | 13 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Walmer Heights is at