Biel/Bienne weather in December
Temperature, rain and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Poor
Best time to visit: May – September
What is the weather like in Biel/Bienne in December?
In December, Biel/Bienne is cold: daytime highs average 5 °C, and nights often drop below freezing (−1 °C). The sun is scarce, with only about 2 hours a day. It rains often – on about 14 days, adding up to 100 mm. Snow falls on about 4 days. All in all, December is not an ideal month for a holiday in Biel/Bienne.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 13 | 8 | 10 |
| Day | 9° | 5° | 5° |
| Night | 2° | −1° | −2° |
| Sun | 2 h | 2 h | 2 h |
| Rain days | 14 | 14 | 13 |
More details for December
- Daylight
- 8 h 32 min08:10 – 16:42
- UV index
- 1 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 13 km/haverage daily peakAll months
- Cloud cover
- 74 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 4 days1 cm or more of fresh snowAll months
- Time zone
- UTC+1Europe/Zurich
How the score comes together
- Temperatureweight 50 %0 %
- Sunshineweight 20 %0 %
- Few rainy daysweight 30 %27 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- Warm jacket
- Hat, scarf & gloves
- Rain jacket or umbrella
Biel/Bienne in December: quick answers
Is Biel/Bienne hot in December?
No. In December, Biel/Bienne is cold: daytime highs average 5 °C and nights drop to about −1 °C.
Does it rain much in Biel/Bienne in December?
It rains often – on about 14 days, adding up to 100 mm.
Biel/Bienne month by month
The whole year in Biel/BienneAll destinations: SwitzerlandWhere to go in December
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences