Best year time to visit Willisau

General weather information about Willisau

Average annual temperature is 10.8 °C

Absolute maximum temperature: 33.2 °C

Absolute minimum temperature: -8.1 °C

Number of sunny days: 141

Number of rainy days: 214

Number of snow days: 10

Average annual precipitation: 1588 mm

Look at detailed online map of Willisau

* Weather data for Willisau Switzerland is based on climate observations for 2023 year

Willisau air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 13.5 14.7 17.9 18.7 23.3 30.3 33.2 33.1 27.9 25 15.6 12
Average daytime temperature (°C) 5 7.4 10.6 11.5 17.5 25.2 24.5 24.4 22.8 17.7 8.9 6.6
Average temperature (°C) 2.2 2.7 6.1 7.4 13 19.7 19.6 19.3 17.5 12.4 5.4 3.2
Average night temperature (°C) -0.6 -1.2 1.8 3.6 8.7 13.9 14.9 14.4 12.5 7.9 1.9 0.1
Absolute minimum temperature (°C) -8.1 -5 -2.4 -3.5 4.9 10.8 10.3 9.4 5.7 3 -3.6 -7.8

Willisau monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 9.6 11 12.8 14.4 15.6 15.9 15.9 14.9 13.4 11.7 10 8.8
Daylight mean duration (h) 9 10.3 11.9 13.6 15.1 15.9 15.5 14.2 12.6 10.9 9.4 8.6
Daylight minimum duration (h) 8.6 9.6 11.1 12.8 14.4 15.7 15 13.4 11.8 10.1 8.8 8.5
Sunshine mean duration (h) 3.9 6.6 7.2 7.4 8.8 13.3 11.6 10.7 10.2 7.9 4.7 4.3
Precipitation (mm) 55 32 144 167 180 68 255 145 63 95 206 177
Sunny days 12 17 11 6 8 14 6 14 19 18 4 12
Rainy days 14 9 19 24 23 16 25 17 11 13 25 18
Snow days 5 2 1 1 1

Willisau - weather forecast by months

January February March April May June July August September October November December

Best time to visit Willisau:

The best time to visit Willisau during the most sunny months:

  • June — 13.3(h)
  • July — 11.6(h)
  • August — 10.7(h)

Months with the longest average daylight duration in Willisau:

  • June — 15.9(h)
  • July — 15.5(h)

The largest precipitation sum in Willisau is at

  • April — 167(mm)
  • May — 180(mm)
  • July — 255(mm)
  • November — 206(mm)
  • December — 177(mm)

Weather forecast in the closest to Willisau admin centers