Average annual temperature is 13.1 °C
Absolute maximum temperature: 28.6 °C
Absolute minimum temperature: -2.3 °C
Number of sunny days: 87 days
Number of rainy days: 278 days
Look at detailed online map of Roscoff
* Weather data for Roscoff France is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.2 | 16.2 | 16.0 | 17.8 | 19.4 | 27.1 | 27.7 | 24.2 | 28.6 | 25.9 | 16.1 | 15.3 |
| Average daytime temperature (°C) | 10.0 | 10.7 | 12.2 | 13.5 | 15.6 | 20.3 | 20.5 | 20.2 | 21.5 | 18.3 | 13.0 | 12.2 |
| Average temperature (°C) | 8.2 | 7.9 | 9.9 | 10.6 | 13.4 | 17.1 | 17.7 | 17.4 | 18.1 | 14.8 | 11.2 | 10.5 |
| Average night temperature (°C) | 6.2 | 5.4 | 7.8 | 7.7 | 10.8 | 13.8 | 14.8 | 14.8 | 15.0 | 11.9 | 9.5 | 8.8 |
| Absolute minimum temperature (°C) | -2.3 | -2.0 | 2.6 | 2.5 | 6.9 | 11.2 | 11.3 | 12.3 | 10.9 | 9.0 | 4.1 | 2.5 |
| 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) | 8.8 | 10.2 | 11.9 | 13.7 | 15.3 | 16.1 | 15.7 | 14.3 | 12.6 | 10.8 | 9.2 | 8.4 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.1 | 5.5 | 5.2 | 8.6 | 11.4 | 12.0 | 9.7 | 9.5 | 9.0 | 6.5 | 4.3 | 3.7 |
| Precipitation (mm) | 116 | 21 | 126 | 66 | 56 | 67 | 80 | 97 | 93 | 82 | 148 | 93 |
| Sunny days | 5 | 11 | 1 | 10 | 16 | 14 | 1 | 4 | 8 | 10 | 2 | 5 |
| Rainy days | 26 | 17 | 30 | 20 | 15 | 16 | 30 | 27 | 22 | 21 | 28 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Roscoff during the most sunny months:
Months with the longest average daylight duration in Roscoff:
The largest precipitation sum in Roscoff is at