Herisau Weather in December

December in Herisau typically sees daytime highs of 4°C (39°F) and nighttime lows of -2°C (28°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the winter season.

Rainfall in Herisau in December

Records from the past 30 years suggest around 15 days of snow/rain, with 123 mm (4.8 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Herisau in December

Expect highs of 4°C (39°F) in Herisau in December, with nights dropping to around -2°C (28°F). This month falls in the winter season. Time outdoors is usually more comfortable with proper winter clothing and protection from wind. At -2°C (28°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. Prepare for low temperatures this month by wearing plenty of layers. It's essential to stay warm in such cold conditions.

Sunshine in Herisau in December

The area experiences limited sunny days, amounting to roughly 48 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Herisau. Our weather planner can help you explore destinations with more pleasant weather conditions.

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For a detailed overview over the year and the best time to visit Switzerland, check out our Herisau's climate page.

Herisau Temperature in December

Min Temperature -2°C (28°F)  

Max Temperature 4°C (39°F)  

Chance of Rain 49%  

Precipitation 123 mm (4.8 in)  

Rainy days 15 days  

Humidity 80% *  

Sunshine 48 hours *  

Percentage Sunshine 25% *  

* Data from: St. Gallen, Switzerland (8 KM, 5 Miles).

What to Wear in Herisau in December

Dress warmly and in layers for your trip to Herisau in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Herisau in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

3/10

Walking

3/10

Camping

1/10

Outdoor sports

3/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Switzerland, check out our Herisau's climate page.

More climate data for Herisau

Temperature Rainfall Sunshine Humidity

See the full Herisau climate overview or explore weather in Switzerland.