Average annual temperature is 18.8 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: 7.7 °C
Number of sunny days: 178 days
Number of rainy days: 187 days
Look at detailed online map of Cymru
* Weather data for Cymru 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) | 36.0 | 36.7 | 32.8 | 32.8 | 33.5 | 27.2 | 29.0 | 28.6 | 33.7 | 31.3 | 36.0 | 30.6 |
| Average daytime temperature (°C) | 27.6 | 26.6 | 26.4 | 25.7 | 21.9 | 20.8 | 20.6 | 21.9 | 23.1 | 21.8 | 25.5 | 23.6 |
| Average temperature (°C) | 22.9 | 22.4 | 21.7 | 20.0 | 16.9 | 15.1 | 15.0 | 16.0 | 17.6 | 17.5 | 20.5 | 20.0 |
| Average night temperature (°C) | 18.5 | 18.9 | 18.1 | 15.5 | 12.8 | 10.5 | 10.5 | 11.2 | 13.1 | 13.7 | 16.5 | 16.7 |
| Absolute minimum temperature (°C) | 12.7 | 15.8 | 13.3 | 11.3 | 8.5 | 7.7 | 7.8 | 8.2 | 8.5 | 9.1 | 9.3 | 14.2 |
| 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 | 13.6 | 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) | 9.8 | 7.6 | 8.5 | 8.9 | 7.4 | 8.2 | 8.5 | 8.5 | 8.1 | 7.9 | 9.2 | 6.5 |
| Precipitation (mm) | 109 | 138 | 60 | 37 | 188 | 156 | 20 | 18 | 68 | 190 | 49 | 196 |
| Sunny days | 15 | 6 | 12 | 16 | 16 | 22 | 23 | 24 | 16 | 12 | 13 | 3 |
| Rainy days | 16 | 22 | 19 | 14 | 15 | 8 | 8 | 7 | 14 | 19 | 17 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Cymru is at