Basel-City (Basel)
December
Weather in Basel-City for December 2025
Your guide to Basel-City weather in December - trends and predictions
Basel-City typically experiences moderate snowfall in December, with an average of 8 snowy days.
In general, the average temperature in Basel-City at the beginning of December is 5.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 8.3 °C by the end of December.
Snow Forecast ❄️
Temperatures
5
Dry days
18
Rainy days
8
Snow days
6°/1°
Temperatures
12 km/h
Avg max wind
86 %
Avg humidity
Basel-City in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  7° | 2  5° | 3  4° | 4 5° | 5  5° | 6  5° | 7 6° |
| 8 4° | 9 5° | 10  4° | 11 4° | 12 5° | 13 5° | 14 6° |
| 15 5° | 16 6° | 17 7° | 18 7° | 19  8° | 20 6° | 21 7° |
| 22 9° | 23 9° | 24 8° | 25  8° | 26 7° | 27 7° | 28  8° |
| 29 9° | 30 9° | 31 10° |
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Temperatures trend during December in Basel-City
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. | Moderate rain at times | 7° /1° | 7.5 mm | 2 cm | |
| 2 Dec. | Heavy rain at times | 5° /-1° | 5.7 mm | 1.2 cm | |
| 3 Dec. | Partly cloudy | 4° /-2° | 0.2 mm | 0 cm | |
| 4 Dec. | Heavy rain at times | 5° /-1° | 6.1 mm | 0 cm | |
| 5 Dec. | Patchy rain possible | 5° /0° | 1 mm | 0 cm | |
| 6 Dec. | Overcast | 5° /1° | 3.3 mm | 0 cm | |
| 7 Dec. | Patchy rain possible | 6° /0° | 1.9 mm | 0 cm | |
| 8 Dec. | Moderate rain at times | 4° /0° | 4.4 mm | 0 cm | |
| 9 Dec. | Overcast | 5° /0° | 6.4 mm | 0.2 cm | |
| 10 Dec. | Moderate or heavy snow showers | 4° /0° | 4.8 mm | 1.7 cm | |
| 11 Dec. | Moderate rain at times | 4° /1° | 9.1 mm | 0.2 cm | |
| 12 Dec. | Patchy rain possible | 5° /0° | 5.1 mm | 0 cm | |
| 13 Dec. | Moderate rain at times | 5° /0° | 2.3 mm | 0 cm | |
| 14 Dec. | Overcast | 6° /1° | 3.8 mm | 0 cm | |
| 15 Dec. | Heavy rain at times | 5° /1° | 2.9 mm | 0.2 cm | |
| 16 Dec. | Partly cloudy | 6° /0° | 0.3 mm | 0 cm | |
| 17 Dec. | Overcast | 7° /-1° | 0 mm | 0 cm | |
| 18 Dec. | Partly cloudy | 7° /-1° | 0 mm | 0 cm | |
| 19 Dec. | Cloudy | 8° /1° | 3.1 mm | 0 cm | |
| 20 Dec. | Overcast | 6° /0° | 1.6 mm | 0.1 cm | |
| 21 Dec. | Heavy rain at times | 7° /1° | 4.1 mm | 0 cm | |
| 22 Dec. | Moderate or heavy rain shower | 9° /3° | 7.7 mm | 0 cm | |
| 23 Dec. | Heavy rain at times | 9° /3° | 5.8 mm | 0.6 cm | |
| 24 Dec. | Moderate rain at times | 8° /2° | 3.5 mm | 0.1 cm | |
| 25 Dec. | Sunny | 8° /2° | 1.5 mm | 0 cm | |
| 26 Dec. | Moderate rain at times | 7° /2° | 2.4 mm | 0 cm | |
| 27 Dec. | Patchy rain possible | 7° /0° | 1.1 mm | 0 cm | |
| 28 Dec. | Patchy moderate snow | 8° /1° | 3.1 mm | 0.2 cm | |
| 29 Dec. | Moderate rain at times | 9° /3° | 3.9 mm | 0 cm | |
| 30 Dec. | Patchy rain possible | 9° /3° | 1.2 mm | 0 cm | |
| 31 Dec. | Moderate rain at times | 10° /3° | 1.6 mm | 0.1 cm | |
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Important Notice
Our weather forecast for Basel-City 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 Basel-City forecast closer to your planned date for the most up-to-date weather information.
Basel-City in December - FAQ
What are the expected maximum and minimum temperatures in Basel-City during December?
Prepare for cooler days with highs just around 6° and colder nights, dipping below 1°.
How much rainfall should be expected in Basel-City during December?
Significant rainfall exceeding 108.6 mm is expected in Basel-City during December, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Basel-City in December 2025?
Basel-City experiences an average snowfall of 5.8625 cm during December, occurring over 8 days.
What are the typical wind conditions in Basel-City during December?
The average wind speed in Basel-City during December is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
Basel-City snow forecast December 2025
Track daily snowfall levels and discover Basel-City’s snowy potential this December ❄️
December rainfall patterns in Basel-City
Explore the daily rainfall trends and prepare for Basel-Citys December weather 💧
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