Sunshine in Willisau

Willisau (LU) gets about 1610 hours of sunshine a year, 40% of the possible maximum, or 4.4 hours a day on average. That makes it sunnier than 26% of the places we cover in Switzerland and Liechtenstein, and number 39 of 79 places in Lucerne. That's about 20 hours more than the Lucerne average of 1600. Mountains around it block about 40 hours a year, already taken into account.

Explore Willisau on the sunshine map

1610 hsunshine a year

7.0 ha day in July

1.7 ha day in December

#39 / 79in Lucerne

Sunshine month by month

Average hours of sunshine per day, 1991–2020. The line shows the most the sun could shine here, with the mountains around it.

Direct sun at the centre on a clear day, with the mountains around it: on 21 December from 08:52 to 16:01, and on 21 June from 06:06 to 20:37.

Month	per day	per month
January	2.1 h	65 h
February	3.2 h	90 h
March	4.5 h	141 h
April	5.3 h	160 h
May	5.5 h	172 h
June	6.5 h	194 h
July	7.0 h	216 h
August	6.5 h	201 h
September	5.1 h	154 h
October	3.4 h	106 h
November	2.0 h	61 h
December	1.7 h	52 h

Climate in Willisau

9.3 °Cmean temperature

24.0 °CJuly daily high

−2.2 °CJanuary nightly low

1104 mmrain and snow a year

1227 kWh/m²solar radiation a year

558 mabove sea level

Similar sunshine in Lucerne

Lucerne 1610 h
Wauwil 1610 h
Eich 1610 h
Dagmersellen 1610 h

Nearby

All 79 places in Lucerne ranked by sunshine · Sunniest towns in Switzerland · Look up any address in Willisau