Average annual temperature is 9.0 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: -15.2 °C
Number of sunny days: 123 days
Number of rainy days: 222 days
Number of snow days: 20 days
Look at detailed online map of Haslen
* Weather data for Haslen 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) | 15.9 | 14.0 | 17.5 | 18.2 | 22.4 | 32.7 | 31.3 | 29.3 | 25.7 | 24.6 | 13.7 | 10.1 |
| Average daytime temperature (°C) | 3.9 | 6.7 | 9.4 | 10.3 | 16.1 | 23.7 | 22.8 | 22.3 | 21.1 | 17.0 | 7.2 | 5.6 |
| Average temperature (°C) | 0.1 | 1.2 | 4.7 | 6.0 | 11.6 | 17.9 | 17.9 | 17.4 | 15.5 | 11.1 | 3.0 | 1.0 |
| Average night temperature (°C) | -3.5 | -3.0 | 0.1 | 1.9 | 6.7 | 11.1 | 13.0 | 12.6 | 9.9 | 6.2 | -1.0 | -3.0 |
| Absolute minimum temperature (°C) | -13.8 | -7.7 | -6.8 | -4.9 | 2.6 | 7.5 | 8.5 | 6.2 | 3.6 | -0.7 | -7.1 | -15.2 |
| 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) | 3.6 | 6.3 | 6.5 | 7.1 | 8.6 | 13.5 | 11.2 | 9.8 | 9.8 | 7.6 | 3.5 | 3.5 |
| Precipitation (mm) | 60 | 65 | 120 | 257 | 194 | 87 | 233 | 293 | 77 | 145 | 257 | 214 |
| Sunny days | 8 | 15 | 11 | 5 | 6 | 15 | 8 | 10 | 17 | 16 | 3 | 9 |
| Rainy days | 12 | 9 | 20 | 25 | 25 | 15 | 23 | 21 | 13 | 15 | 24 | 20 |
| Snow days | 11 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 |
The best time to visit Haslen during the most sunny months:
Months with the longest average daylight duration in Haslen:
The largest precipitation sum in Haslen is at