Average annual temperature is 11.7 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: -11.9 °C
Number of sunny days: 162 days
Number of rainy days: 200 days
Number of snow days: 3 days
Look at detailed online map of Boi de Bay
* Weather data for Boi de Bay Switzerland is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.7 | 13.9 | 18.6 | 21.1 | 22.7 | 29.0 | 35.1 | 37.6 | 29.9 | 26.1 | 13.5 | 11.3 |
| Average daytime temperature (°C) | 5.0 | 8.7 | 11.3 | 12.8 | 18.0 | 24.8 | 26.3 | 27.2 | 24.2 | 18.2 | 8.7 | 7.3 |
| Average temperature (°C) | 2.0 | 3.8 | 6.7 | 8.3 | 13.7 | 19.6 | 20.7 | 21.5 | 19.2 | 13.9 | 5.9 | 4.1 |
| Average night temperature (°C) | -1.3 | -0.3 | 2.7 | 4.0 | 9.3 | 14.3 | 14.7 | 16.3 | 14.8 | 10.1 | 3.0 | 1.3 |
| Absolute minimum temperature (°C) | -11.9 | -4.0 | -2.9 | -0.9 | 5.3 | 10.9 | 9.5 | 7.8 | 7.6 | 5.4 | -4.6 | -4.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.1 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.5 | 8.7 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 4.6 | 8.2 | 7.1 | 8.6 | 11.2 | 12.9 | 12.6 | 10.7 | 10.2 | 7.6 | 3.7 | 3.7 |
| Precipitation (mm) | 113 | 8 | 157 | 130 | 107 | 82 | 92 | 71 | 113 | 211 | 236 | 224 |
| Sunny days | 16 | 21 | 13 | 9 | 10 | 11 | 9 | 15 | 22 | 17 | 6 | 13 |
| Rainy days | 14 | 6 | 18 | 21 | 21 | 19 | 22 | 16 | 8 | 14 | 23 | 18 |
| Snow days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Boi de Bay during the most sunny months:
Months with the longest average daylight duration in Boi de Bay:
The largest precipitation sum in Boi de Bay is at