April Weather in Luzern

Last updated: March 2, 2024

The weather in Luzern, Switzerland, during April is characterized by an average temperature of 8°C (46°F). Highs can soar to 20°C (69°F), while lows may dip to -4°C (25°F). Typically, the humidity level in Luzern throughout April hovers around 84%.

-4°C (25°F)

Minimum temperature

8°C (46°F)

Average temperature

20°C (69°F)

Maximum temperature

84%

Humidity

Precipitation and Sunshine hours

In April, Luzern averages 102 mm (4.0 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 13 hours 37 minutes of daylight, with the sun shining for approximately 11 hours 55 minutes each day. Additionally, there is a 46% probability of sunny days during this period.

102 mm (4.0 inches)

Precipitation

12 rainy days

Rainy days

11 hours 55 minutes

Sunshine hours

46%

Chance of sun

UV Index

In April, the UV Index in Luzern reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 25 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  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 1 1 2 3 5 6 6 6 5 4 3 1 1
Exposure Low Moderate High Moderate Low
Time to burn 45 min 30 min 25 min 30 min 45 min

Compare Luzern's Climate with Cities Worldwide