Average annual temperature is 12.4 °C
Absolute maximum temperature: 21.4 °C
Absolute minimum temperature: 3.6 °C
Number of sunny days: 125 days
Number of rainy days: 240 days
Look at detailed online map of Sark
* Weather data for Sark Guernsey is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.4 | 10.6 | 12.4 | 12.5 | 14.7 | 18.7 | 19.9 | 20.7 | 21.4 | 20.1 | 15.2 | 13.6 |
| Average daytime temperature (°C) | 9.5 | 9.0 | 9.7 | 10.4 | 12.7 | 15.7 | 16.7 | 17.5 | 18.8 | 16.2 | 12.7 | 11.5 |
| Average temperature (°C) | 8.6 | 8.1 | 8.7 | 9.5 | 11.8 | 14.6 | 16.0 | 16.6 | 17.6 | 15.2 | 11.7 | 10.6 |
| Average night temperature (°C) | 7.6 | 7.2 | 7.8 | 8.7 | 11.0 | 13.8 | 15.4 | 16.0 | 16.5 | 14.2 | 10.6 | 9.7 |
| Absolute minimum temperature (°C) | 3.6 | 4.6 | 3.9 | 6.9 | 9.8 | 11.6 | 14.0 | 15.0 | 12.8 | 10.3 | 6.5 | 4.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.7 | 10.1 | 11.9 | 13.7 | 15.4 | 16.2 | 15.8 | 14.4 | 12.6 | 10.8 | 9.1 | 8.2 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.6 | 5.8 | 5.8 | 8.8 | 12.2 | 13.1 | 11.1 | 9.8 | 9.5 | 6.9 | 4.6 | 3.9 |
| Precipitation (mm) | 120 | 15 | 109 | 53 | 30 | 22 | 74 | 119 | 72 | 154 | 222 | 160 |
| Sunny days | 5 | 13 | 3 | 14 | 22 | 20 | 8 | 8 | 12 | 11 | 4 | 5 |
| Rainy days | 26 | 15 | 28 | 16 | 9 | 10 | 23 | 23 | 18 | 20 | 26 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sark during the most sunny months:
Months with the longest average daylight duration in Sark:
The largest precipitation sum in Sark is at