Herisau Weather in December
What's the weather like in Herisau (Appenzell Ausserrhoden) in December 2024?
The climate in Herisau during December can be summarized as cool and reasonably dry.
December is in the winter in Herisau and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 3°C (37°F), whilst at night -2°C (28°F) is normal.
| Daytime temperature | 2.6°C 36.7°F |
|---|---|
| Nightly temperature | -2.2°C 28°F |
| Average temperature | 0.2°C 32.4°F |
| Daily sunshine | 2 hrs |
| Avg rainfall | 64 mm 2.5 ins |
| Rainy days | 15 days |
| Sea temperature | 11.7°C 53.1°F |
| Humidity | 82% |
| Windspeed | 8.3kph 5 mph |
On average December is the 4th driest month of the year in Herisau with around 64mm 2.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 2 hours of sunshine per day.
December temperatures in Herisau
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Herisau in December 2024.
Other monthly averages
Best places to visit in December
Herisau weather stats
| Hottest month: | July | 21.9°C 71.4°F |
|---|---|---|
| Driest month: | February | 60mm 2.4ins |
| Sunniest month: | July | 8hrs |
| Coldest month: | January | 1.6°C 34.9°F |
| Wettest month: | July | 130mm 5.1ins |
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