Average annual temperature is 9.4 °C
Absolute maximum temperature: 18.3 °C
Absolute minimum temperature: 0.4 °C
Number of sunny days: 86 days
Number of rainy days: 274 days
Number of snow days: 5 days
Look at detailed online map of Orkney Islands
* Weather data for Orkney Islands United Kingdom is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 10.6 | 10.0 | 9.5 | 9.4 | 11.8 | 15.5 | 16.0 | 17.2 | 18.3 | 15.3 | 11.7 | 12.1 |
| Average daytime temperature (°C) | 7.8 | 8.4 | 6.2 | 7.9 | 10.0 | 13.0 | 13.5 | 14.3 | 14.7 | 11.6 | 9.2 | 7.9 |
| Average temperature (°C) | 6.8 | 7.2 | 5.2 | 7.2 | 9.1 | 12.1 | 12.7 | 13.5 | 13.5 | 10.5 | 8.2 | 6.8 |
| Average night temperature (°C) | 5.7 | 6.0 | 4.3 | 6.4 | 8.3 | 11.2 | 11.8 | 12.7 | 12.4 | 9.4 | 7.3 | 5.6 |
| Absolute minimum temperature (°C) | 1.2 | 4.0 | 0.4 | 3.5 | 5.0 | 8.4 | 10.1 | 11.2 | 10.1 | 5.8 | 3.8 | 2.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 13.0 | 15.0 | 17.0 | 18.0 | 18.0 | 16.0 | 14.0 | 11.0 | 8.0 | 6.0 |
| Daylight mean duration (h) | 7.1 | 9.3 | 11.8 | 14.5 | 16.9 | 18.4 | 17.7 | 15.4 | 12.8 | 10.2 | 7.8 | 6.3 |
| Daylight minimum duration (h) | 6.0 | 8.0 | 10.0 | 13.0 | 15.0 | 17.0 | 16.0 | 14.0 | 11.0 | 8.0 | 6.0 | 6.0 |
| Sunshine mean duration (h) | 1.9 | 3.3 | 5.5 | 9.8 | 6.8 | 13.1 | 10.1 | 9.5 | 8.2 | 4.7 | 3.0 | 1.9 |
| Precipitation (mm) | 128 | 84 | 60 | 60 | 51 | 36 | 61 | 76 | 72 | 112 | 75 | 177 |
| Sunny days | 1 | 9 | 4 | 11 | 13 | 16 | 9 | 10 | 6 | 3 | 3 | 1 |
| Rainy days | 30 | 19 | 22 | 19 | 18 | 14 | 22 | 21 | 24 | 28 | 27 | 30 |
| Snow days | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Orkney Islands during the most sunny months:
Months with the longest average daylight duration in Orkney Islands:
The largest precipitation sum in Orkney Islands is at