Average annual temperature is 11.8 °C
Absolute maximum temperature: 34.9 °C
Absolute minimum temperature: -11.4 °C
Number of sunny days: 111 days
Number of rainy days: 240 days
Number of snow days: 14 days
Look at detailed online map of Delémont
* Weather data for Delémont 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) | 14.4 | 15.8 | 18.7 | 19.6 | 23.8 | 30.2 | 33.2 | 34.9 | 29.7 | 26.7 | 15.1 | 12.4 |
| Average daytime temperature (°C) | 5.2 | 8.5 | 11.2 | 12.1 | 18.0 | 25.5 | 24.7 | 24.8 | 24.1 | 18.7 | 9.0 | 7.5 |
| Average temperature (°C) | 3.0 | 4.2 | 7.1 | 8.2 | 13.8 | 20.4 | 20.1 | 20.1 | 19.1 | 14.0 | 6.1 | 4.5 |
| Average night temperature (°C) | 0.5 | 0.8 | 3.1 | 4.2 | 9.3 | 14.9 | 15.7 | 15.6 | 14.1 | 9.6 | 3.2 | 2.3 |
| Absolute minimum temperature (°C) | -11.4 | -4.3 | -1.8 | -1.9 | 5.5 | 12.0 | 11.0 | 8.9 | 7.1 | 2.9 | -2.6 | -5.9 |
| 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) | 9.0 | 10.3 | 11.9 | 13.6 | 15.1 | 15.9 | 15.5 | 14.2 | 12.6 | 10.9 | 9.4 | 8.5 |
| 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) | 2.2 | 6.1 | 6.6 | 6.7 | 8.9 | 13.5 | 11.2 | 9.7 | 10.2 | 7.2 | 3.1 | 3.3 |
| Precipitation (mm) | 73 | 31 | 153 | 130 | 106 | 57 | 199 | 134 | 44 | 111 | 226 | 158 |
| Sunny days | 5 | 14 | 10 | 4 | 7 | 11 | 5 | 9 | 17 | 16 | 4 | 9 |
| Rainy days | 16 | 11 | 21 | 26 | 24 | 19 | 26 | 22 | 13 | 15 | 25 | 22 |
| Snow days | 10 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Delémont during the most sunny months:
Months with the longest average daylight duration in Delémont:
The largest precipitation sum in Delémont is at