Willisau Weather in August

Thinking of visiting Willisau in August? Expect high temperatures reaching 23°C (73°F) during the day, dropping to 13°C (55°F) at night. Heavy showers are common during the rainy season.

Rainfall in Willisau in August

Willisau is in the rainy season in August, with rain on around 17 days and an average of 171 mm (6.7 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.

Temperature in Willisau in August

August in Willisau sees highs of 23°C (73°F) and lows of 13°C (55°F) overnight. August is known for being in the summer season. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 13°C (55°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Willisau in August

The city usually sees around 227 hours of sunlight, indicating many sunny days despite it being the rainy season.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July and August typically offer the best weather for Willisau.