Average annual temperature is 12.6 °C
Absolute maximum temperature: 30 °C
Absolute minimum temperature: -2.8 °C
Number of sunny days: 125
Number of rainy days: 240
Number of snow days:
Average annual precipitation: 855 mm
Look at detailed online map of Saint-Brieuc
* Weather data for Saint-Brieuc France is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.8 | 15 | 16.8 | 17.3 | 19.4 | 26.2 | 28.1 | 27 | 30 | 26.9 | 16.3 | 15.5 |
| Average daytime temperature (°C) | 9.2 | 9.8 | 11.9 | 13 | 15.5 | 20.4 | 21.6 | 21.2 | 22.5 | 18.8 | 12.5 | 11.3 |
| Average temperature (°C) | 7.3 | 6.8 | 9.3 | 10 | 13 | 17.1 | 17.8 | 17.7 | 18.4 | 14.6 | 10.2 | 9.3 |
| Average night temperature (°C) | 5.2 | 4.1 | 6.9 | 7 | 10.2 | 13.7 | 14 | 14.4 | 14.7 | 11.2 | 8 | 7.1 |
| Absolute minimum temperature (°C) | -2.8 | -2.1 | 1.2 | 1.2 | 6.3 | 10.5 | 9.9 | 11.7 | 9.9 | 6.9 | 1.9 | 1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.4 | 11 | 12.8 | 14.5 | 15.8 | 16.1 | 16.1 | 15.1 | 13.4 | 11.7 | 9.9 | 8.6 |
| Daylight mean duration (h) | 8.8 | 10.2 | 11.9 | 13.7 | 15.2 | 16.1 | 15.7 | 14.3 | 12.6 | 10.8 | 9.2 | 8.4 |
| Daylight minimum duration (h) | 8.4 | 9.5 | 11 | 12.9 | 14.6 | 15.9 | 15.1 | 13.5 | 11.8 | 10 | 8.6 | 8.3 |
| Sunshine mean duration (h) | 4.2 | 5.8 | 6.5 | 8.8 | 11.8 | 12.3 | 10.6 | 9.8 | 9.1 | 6.9 | 4.6 | 4.4 |
| Precipitation (mm) | 67 | 12 | 112 | 73 | 42 | 43 | 112 | 78 | 68 | 58 | 122 | 69 |
| Sunny days | 5 | 19 | 6 | 11 | 17 | 19 | 5 | 8 | 9 | 12 | 4 | 10 |
| Rainy days | 26 | 9 | 25 | 19 | 14 | 11 | 26 | 23 | 21 | 19 | 26 | 21 |
The best time to visit Saint-Brieuc during the most sunny months:
Months with the longest average daylight duration in Saint-Brieuc:
The largest precipitation sum in Saint-Brieuc is at