Last updated: March 2, 2024
The weather in Luzern, Switzerland, during December is characterized by an average temperature of 2°C (35°F). Highs can soar to 10°C (51°F), while lows may dip to -6°C (21°F). Typically, the humidity level in Luzern throughout December hovers around 90%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Luzern averages 169 mm (6.6 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 8 hours 33 minutes of daylight, with the sun shining for approximately 5 hours 57 minutes each day. Additionally, there is a 30% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Luzern reaches a maximum of 2, indicating a level of Low exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 45 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 0 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
| Exposure | Low | ||||||||||||
| Time to burn | 45 min | ||||||||||||