Average annual temperature is 13.1 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: -4.9 °C
Number of sunny days: 156 days
Number of rainy days: 209 days
Look at detailed online map of Blois
* Weather data for Blois 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) | 16.3 | 16.0 | 20.3 | 20.8 | 26.0 | 31.1 | 31.8 | 32.2 | 32.5 | 28.5 | 17.0 | 14.5 |
| Average daytime temperature (°C) | 7.9 | 9.7 | 12.6 | 14.5 | 20.0 | 26.4 | 25.2 | 24.5 | 25.6 | 19.4 | 12.0 | 9.7 |
| Average temperature (°C) | 5.8 | 5.2 | 8.6 | 10.2 | 15.0 | 21.1 | 20.3 | 20.0 | 19.8 | 14.5 | 9.2 | 7.3 |
| Average night temperature (°C) | 3.5 | 1.6 | 4.9 | 6.0 | 10.2 | 15.4 | 15.3 | 15.6 | 14.6 | 10.2 | 6.2 | 5.0 |
| Absolute minimum temperature (°C) | -3.0 | -4.9 | -2.0 | -1.0 | 6.3 | 11.0 | 11.3 | 10.0 | 6.2 | 5.1 | -0.8 | -3.2 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.9 | 10.3 | 11.9 | 13.6 | 15.1 | 15.9 | 15.5 | 14.2 | 12.6 | 10.9 | 9.3 | 8.5 |
| 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) | 2.9 | 6.0 | 6.8 | 8.0 | 11.5 | 12.5 | 11.5 | 9.3 | 10.2 | 6.9 | 4.7 | 2.8 |
| Precipitation (mm) | 81 | 18 | 80 | 59 | 64 | 47 | 69 | 60 | 65 | 108 | 98 | 55 |
| Sunny days | 9 | 20 | 11 | 11 | 16 | 19 | 12 | 9 | 18 | 15 | 5 | 11 |
| Rainy days | 22 | 8 | 20 | 19 | 15 | 11 | 19 | 22 | 12 | 16 | 25 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Blois during the most sunny months:
Months with the longest average daylight duration in Blois:
The largest precipitation sum in Blois is at