Average annual temperature is 12.0 °C
Absolute maximum temperature: 30.3 °C
Absolute minimum temperature: -5.1 °C
Number of sunny days: 109 days
Number of rainy days: 256 days
Look at detailed online map of Callac
* Weather data for Callac 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) | 12.4 | 14.5 | 15.5 | 18.5 | 22.0 | 28.3 | 26.2 | 27.0 | 30.3 | 26.9 | 14.6 | 14.2 |
| Average daytime temperature (°C) | 8.3 | 10.0 | 11.1 | 13.9 | 17.5 | 22.9 | 20.2 | 21.0 | 22.1 | 17.3 | 11.7 | 10.7 |
| Average temperature (°C) | 6.0 | 6.1 | 8.3 | 9.6 | 13.0 | 17.7 | 16.6 | 16.8 | 17.8 | 13.6 | 9.3 | 8.6 |
| Average night temperature (°C) | 3.7 | 2.7 | 5.7 | 5.5 | 8.7 | 12.6 | 13.0 | 13.0 | 13.9 | 10.4 | 7.0 | 6.4 |
| Absolute minimum temperature (°C) | -5.1 | -2.2 | -1.8 | 0.5 | 5.3 | 8.9 | 9.7 | 8.5 | 6.8 | 5.5 | 0.9 | -0.6 |
| 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) | 8.9 | 10.2 | 11.9 | 13.7 | 15.2 | 16.0 | 15.6 | 14.3 | 12.6 | 10.8 | 9.3 | 8.4 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.6 | 6.4 | 5.0 | 8.4 | 11.6 | 12.2 | 9.4 | 9.4 | 9.0 | 6.0 | 4.4 | 2.9 |
| Precipitation (mm) | 119 | 15 | 164 | 89 | 49 | 31 | 92 | 72 | 66 | 110 | 158 | 123 |
| Sunny days | 6 | 16 | 5 | 9 | 16 | 15 | 4 | 6 | 10 | 10 | 5 | 7 |
| Rainy days | 25 | 12 | 26 | 21 | 15 | 15 | 27 | 25 | 20 | 21 | 25 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Callac during the most sunny months:
Months with the longest average daylight duration in Callac:
The largest precipitation sum in Callac is at