Average annual temperature is 17.9 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: -2.5 °C
Number of sunny days: 251 days
Number of rainy days: 114 days
Look at detailed online map of Orkney
* Weather data for Orkney 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) | 32.9 | 30.4 | 30.7 | 28.4 | 27.6 | 25.8 | 24.3 | 28.2 | 33.0 | 35.9 | 37.4 | 37.3 |
| Average daytime temperature (°C) | 29.8 | 26.1 | 27.2 | 25.2 | 21.8 | 19.8 | 18.5 | 22.1 | 27.1 | 29.1 | 31.3 | 30.7 |
| Average temperature (°C) | 23.4 | 20.5 | 20.2 | 17.0 | 14.1 | 10.7 | 10.0 | 12.9 | 17.9 | 21.1 | 23.4 | 23.6 |
| Average night temperature (°C) | 16.6 | 15.6 | 13.9 | 9.5 | 7.9 | 3.3 | 2.5 | 4.3 | 8.9 | 13.0 | 15.5 | 16.9 |
| Absolute minimum temperature (°C) | 13.5 | 10.7 | 10.3 | 3.8 | 2.0 | -1.1 | -2.5 | -2.2 | 2.3 | 6.6 | 5.1 | 11.3 |
| 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 | 11.4 | 10.8 | 10.5 | 10.6 | 11.2 | 11.9 | 12.7 | 13.4 | 13.8 |
| 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) | 12.4 | 9.5 | 10.8 | 10.5 | 9.5 | 9.5 | 9.5 | 10.2 | 10.7 | 10.6 | 11.5 | 11.0 |
| Precipitation (mm) | 28 | 130 | 35 | 16 | 31 | 3 | 5 | 0 | 4 | 53 | 42 | 101 |
| Sunny days | 21 | 5 | 13 | 23 | 20 | 28 | 28 | 30 | 26 | 22 | 20 | 15 |
| Rainy days | 10 | 23 | 18 | 7 | 11 | 2 | 3 | 1 | 4 | 9 | 10 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Orkney is at