World Resorts Switzerland Wengen Weather

Wengen weather in December

Weather in Wengen: December

Average day temperature: 29.7°F
Average night temperature: 18.1°F
Number of sunny days: 12 days
Day length: 8.6 - 8.8 hours
Number of days with precipitation: 6 days
Precipitation totals: 3.7 in.

Air temperature in December, °F

Show year:
2025
2024
2023

The highest day temperature during December of 2025 was 43°F. At the same time the lowest night temperature was 15°F. Daily and nightly averages during December were 36.1°F and 27.8°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Wengen in December is 3.8 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 4.2 mph It makes December one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 4.9.

Best time for vacation in Wengen

Sunniest months:
October 14 days
August 13 days
December 12 days
Warmest months:
August 63.4 °F
July 63.2 °F
June 59.9 °F
Coldest months:
January 27.6 °F
December 29.7 °F
February 31.0 °F
Rainiest months:
June 13 days
July 12 days
May 11 days
Windiest months:
January 4.6 mph
December 4.4 mph
March 4.3 mph

Wengen on a weather map

Wengen
+36°F
NW 6 mph
Feels like: +30°F
Precip.: 0%
Places in Switzerland:
Name
°F
+48°F
+45°F
+39°F
+36°F
+45°F
+36°F
+46°F
+46°F
+46°F
+43°F
+45°F
+39°F
+43°F
+32°F
+43°F
24 Hours Forecast
Wengen
Local time: 12:37
January 15, thursday
1500
34°F
NW
4 mph
1800
27°F
NW
8 mph
2100
27°F
NW
9 mph
January 16, friday
0000
25°F
NW
8 mph
0300
25°F
NW
7 mph
0600
23°F
NW
7 mph
0900
25°F
NW
7 mph
1200
34°F
NW
4 mph
Units of measurement: °C / °F