Average Monthly Sunshine hours in Herisau

This graph shows the average number of hours per month that Herisau receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

• On average, July is the sunniest month with 229 hours of sunshine.
• December has on average the lowest amount of sunshine with 48 hours.
• On average, the total annual amount of sun is 1625 hours.

Forecast: is it sunny in Herisau?

Sun   Dec 15

3°C | -1°C

W 11 km/h

3.6 mm

overcast and snow

hourly forecast

Mon   Dec 16

7°C | 2°C

SW 7 km/h

almost clear and no rain

hourly forecast

Tue   Dec 17

7°C | 2°C

N 4 km/h

partly cloudy and no rain

hourly forecast

5-Day Forecast 10-Day Forecast