Average annual temperature is 20.1 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: -1.7 °C
Number of sunny days: 279 days
Number of rainy days: 86 days
Look at detailed online map of Steilnek
* Weather data for Steilnek 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 | 32.4 | 33.7 | 31.0 | 29.9 | 26.8 | 26.9 | 30.8 | 34.6 | 37.4 | 38.7 | 39.5 |
| Average daytime temperature (°C) | 31.8 | 28.7 | 29.5 | 27.7 | 24.9 | 22.1 | 21.0 | 25.0 | 29.3 | 32.1 | 33.3 | 32.8 |
| Average temperature (°C) | 25.3 | 22.6 | 22.5 | 19.3 | 16.3 | 12.6 | 12.2 | 15.6 | 20.0 | 23.5 | 25.6 | 25.7 |
| Average night temperature (°C) | 17.8 | 16.9 | 15.9 | 11.3 | 8.3 | 4.1 | 4.2 | 6.2 | 10.3 | 14.4 | 17.4 | 18.6 |
| Absolute minimum temperature (°C) | 13.6 | 12.8 | 12.6 | 6.0 | 0.5 | 0.2 | -1.7 | 1.2 | 3.7 | 9.5 | 8.4 | 12.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.6 | 13.0 | 12.2 | 11.5 | 10.8 | 10.5 | 10.7 | 11.2 | 11.9 | 12.7 | 13.4 | 13.7 |
| 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) | 12.6 | 10.2 | 10.6 | 10.6 | 9.6 | 9.6 | 9.6 | 10.4 | 10.7 | 11.0 | 11.6 | 11.5 |
| Precipitation (mm) | 13 | 82 | 28 | 19 | 17 | 2 | 1 | 0 | 2 | 27 | 28 | 66 |
| Sunny days | 21 | 9 | 20 | 24 | 23 | 28 | 30 | 31 | 26 | 25 | 22 | 20 |
| Rainy days | 10 | 19 | 11 | 6 | 8 | 2 | 1 | 0 | 4 | 6 | 8 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Steilnek is at