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Switzerland weather

Weather in Interlaken for December 2025

Your guide to Interlaken weather in December - trends and predictions

    Official Weather Alert ⚠️

  • Gale Force Wind Warning - See hour by hour.

    • Snow Forecast ❄️

  • With an average of 3 snowy days, Interlaken usually enjoys a light touch of snow in December.
    According to Interlaken snow forecast for December 2025, no snow is expected in the next 2 weeks.

    • Temperatures

  • So far, December 2025 in Interlaken is slightly warmer than the historical average by 1.6 °C.

  • The forecast for the upcoming days in Interlaken predicts a temperature of 3.4 °C, which is slightly above the historical average.

  • In general, the average temperature in Interlaken at the beginning of December is 0.9 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 3 °C by the end of December.

    • Rain 🌧️

  • The climate of Interlaken in December is notably wet, with an average of 15 rainy days, and a total of 689 mm of precipitation.

Average dry days
13
Dry days
Average rainy days
15
Rainy days
Average snowy days
3
Snow days
Average temperatures
5°/-9°
Temperatures
Average wind speed
8 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Interlaken Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate rain at times
2°
2
Mist
1°
3
Sunny
-1°
4
Moderate or heavy rain shower
1°
5
Heavy snow
-0°
6
Light freezing rain
1°
7
Light freezing rain
2°
8
Moderate or heavy snow showers
1°
9
Light freezing rain
1°
10
Sunny
1°
11
Light freezing rain
-0°
12
Sunny
2°
13
Overcast
2°
14
Weather Alert Sunny
5°
15
Weather Alert Sunny
5°
16
Weather Alert Partly cloudy
4°
17
Light freezing rain
3°
18
Sunny
4°
19
Light freezing rain
4°
20
Partly cloudy
3°
21
Sunny
4°
22
Partly cloudy
4°
23
Sunny
3°
24
Sunny
2°
25
Sunny
2°
26
Sunny
2°
27
Sunny
2°
28
Overcast
3°
29
Sunny
4°
30
Cloudy
4°
31
Sunny
4°

Temperatures trend during December in Interlaken

See the weather trend as well as the moving average line

December weather in Interlaken day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Moderate rain at times
Moderate rain at times
 2° /-3° 8 mm 1
2 Dec. Mist
Mist
 1° /-6° 6.2 mm 1
3 Dec. Sunny
Sunny
 -1° /-9° 1.8 mm 2
4 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 1° /-5° 7.8 mm 1
5 Dec. Heavy snow
Heavy snow
 0° /-7° 2.1 mm 1
6 Dec. Light freezing rain
Light freezing rain
 1° /-7° 2.6 mm 1
7 Dec. Light freezing rain
Light freezing rain
 2° /-6° 7.7 mm 1
8 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 1° /-5° 5 mm 1
9 Dec. Light freezing rain
Light freezing rain
 1° /-5° 5.8 mm 1
10 Dec. Sunny
Sunny
 1° /-6° 4.7 mm 2
11 Dec. Light freezing rain
Light freezing rain
 0° /-6° 7.9 mm 1
12 Dec. Sunny
Sunny
 2° /-5° 4.8 mm 2
13 Dec. Overcast
Overcast
 2° /-5° 3.2 mm 1
14 Dec. Sunny
Sunny
 5° /-1° 0 mm 0.2
15 Dec. Sunny
Sunny
 5° /-2° 0 mm 0.2
16 Dec. Partly cloudy
Partly cloudy
 4° /-1° 0.1 mm 0.2
17 Dec. Light freezing rain
Light freezing rain
 3° /-1° 0.3 mm 0.2
18 Dec. Sunny
Sunny
 4° /-2° 0 mm 0.2
19 Dec. Light freezing rain
Light freezing rain
 4° /-1° 0 mm 1
20 Dec. Partly cloudy
Partly cloudy
 3° /-1° 0 mm 2
21 Dec. Sunny
Sunny
 4° /-1° 0 mm 2
22 Dec. Partly cloudy
Partly cloudy
 4° /-1° 0 mm 2
23 Dec. Sunny
Sunny
 3° /-2° 0 mm 2
24 Dec. Sunny
Sunny
 2° /-3° 0 mm 2
25 Dec. Sunny
Sunny
 2° /-3° 0 mm 2
26 Dec. Sunny
Sunny
 2° /-4° 0 mm 2
27 Dec. Sunny
Sunny
 2° /-4° 0 mm 2
28 Dec. Overcast
Overcast
 3° /-3° 2.1 mm 1
29 Dec. Sunny
Sunny
 4° /-2° 5.4 mm 2
30 Dec. Cloudy
Cloudy
 4° /-3° 2.9 mm 2
31 Dec. Sunny
Sunny
 4° /-3° 1.2 mm 2
Next
Important Notice
Our weather forecast for Interlaken in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Interlaken forecast closer to your planned date for the most up-to-date weather information.
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Interlaken in December - FAQ

What are the expected maximum and minimum temperatures in Interlaken during December?
Brace for cold days with temperatures not exceeding 5° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Interlaken during December?
Significant rainfall exceeding 689 mm is expected in Interlaken during December, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Interlaken in December 2025?
Interlaken experiences an average snowfall of 156.4 cm during December, occurring over 3 days.
What are the typical wind conditions in Interlaken during December?
The average wind speed in Interlaken during December is 8 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Interlaken

Explore the daily rainfall trends and prepare for Interlakens December weather 💧
Typically, Interlaken has 15 rainy days in December with a total of 689 mm of rainfall.

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Location coordinates Where is Interlaken?

Get accurate weather forecasts for Interlaken, located at latitude 46.684 and longitude 7.866. Stay updated with localized weather information tailored for Interlaken.

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