Average annual temperature is 21.3 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: 9.0 °C
Number of sunny days: 161 days
Number of rainy days: 204 days
Look at detailed online map of Holy Cross
* Weather data for Holy Cross 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) | 35.8 | 38.3 | 33.6 | 32.0 | 30.9 | 29.7 | 28.7 | 29.8 | 35.3 | 32.3 | 38.4 | 34.3 |
| Average daytime temperature (°C) | 28.8 | 27.8 | 27.4 | 26.1 | 23.6 | 23.1 | 22.3 | 23.3 | 25.8 | 23.7 | 27.2 | 26.9 |
| Average temperature (°C) | 24.6 | 24.5 | 23.9 | 22.0 | 19.9 | 18.4 | 17.4 | 18.5 | 20.4 | 20.1 | 22.8 | 23.1 |
| Average night temperature (°C) | 21.1 | 21.8 | 20.9 | 18.2 | 16.5 | 14.2 | 12.6 | 14.2 | 15.7 | 16.9 | 18.7 | 19.7 |
| Absolute minimum temperature (°C) | 17.3 | 19.4 | 16.1 | 14.6 | 11.9 | 10.8 | 9.0 | 10.0 | 10.2 | 12.7 | 12.5 | 15.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.7 | 13.1 | 12.3 | 11.4 | 10.7 | 10.3 | 10.5 | 11.1 | 11.9 | 12.8 | 13.6 | 14.0 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 10.9 | 8.7 | 9.9 | 9.3 | 8.1 | 9.0 | 8.2 | 8.7 | 9.2 | 7.5 | 10.3 | 8.0 |
| Precipitation (mm) | 193 | 261 | 88 | 47 | 111 | 17 | 56 | 30 | 42 | 212 | 50 | 233 |
| Sunny days | 21 | 5 | 6 | 19 | 12 | 15 | 19 | 19 | 13 | 9 | 16 | 7 |
| Rainy days | 10 | 23 | 25 | 11 | 19 | 15 | 12 | 12 | 17 | 22 | 14 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Holy Cross is at