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Average humidity in Herisau

The mean monthly relative humidity over the year in Herisau (St.Gallen Canton), Switzerland.

* Data from: St. Gallen, Switzerland (8 KM, 5 Miles).
  • On average, November is the most humid month, at 82.0%.
  • On average, April is the least humid month, at 68.0%.
  • The average annual percentage of humidity is 75%.

Weather Forecasts for Herisau

Sun   Apr 28
17°C | 8°C
NW 11 km/h
0.6 mm
overcast and  chance of slight rain

overcast and chance of slight rain

Mon   Apr 29
19°C | 7°C
NE 11 km/h
almost clear and no rain

almost clear and no rain

Tue   Apr 30
24°C | 9°C
S 11 km/h
partly cloudy and no rain

partly cloudy and no rain

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