Weather in Heidelberg for December 2026
With an average of 2 snowy days, Heidelberg usually enjoys a light touch of snow in December.
In general, the average temperature in Heidelberg at the beginning of December is 5.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 7.3 °C by the end of December.
The climate of Heidelberg in December is notably wet, with an average of 15 rainy days, and a total of 44.8 mm of precipitation.
Is December a good time to visit Heidelberg? check out the best time to travel to Heidelberg page.
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Heidelberg Weather December
Temperatures trend during December in Heidelberg
December weather in Heidelberg day by day
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Moderate snow | 5° /1° | 0.3 mm | 0.3 cm | |
| 2 Dec. |  Partly cloudy | 5° /0° | 1.1 mm | 0 cm | |
| 3 Dec. | Partly cloudy | 5° /1° | 1 mm | 0 cm | |
| 4 Dec. |  Light sleet | 5° /1° | 0.4 mm | 0 cm | |
| 5 Dec. |  Light drizzle | 5° /1° | 1 mm | 0 cm | |
| 6 Dec. |  Light rain shower | 8° /3° | 3.5 mm | 0 cm | |
| 7 Dec. | Partly cloudy | 8° /3° | 3.5 mm | 0 cm | |
| 8 Dec. | Light rain | 8° /4° | 1.3 mm | 0 cm | |
| 9 Dec. | Light rain | 9° /5° | 3.1 mm | 0 cm | |
| 10 Dec. | Patchy rain possible | 8° /5° | 0.4 mm | 0 cm | |
| 11 Dec. | Light drizzle | 9° /5° | 1.7 mm | 0 cm | |
| 12 Dec. | Light rain | 8° /4° | 4.4 mm | 0 cm | |
| 13 Dec. | Patchy rain possible | 8° /3° | 0.6 mm | 0 cm | |
| 14 Dec. | Light rain shower | 7° /3° | 0.9 mm | 0 cm | |
| 15 Dec. | Light drizzle | 7° /3° | 0.9 mm | 0 cm | |
| 16 Dec. | Partly cloudy | 7° /4° | 0 mm | 0 cm | |
| 17 Dec. |  Sunny | 8° /4° | 0 mm | 0 cm | |
| 18 Dec. | Partly cloudy | 9° /4° | 0 mm | 0 cm | |
| 19 Dec. | Partly cloudy | 9° /3° | 1.6 mm | 0 cm | |
| 20 Dec. | Light drizzle | 7° /4° | 2.4 mm | 0 cm | |
| 21 Dec. | Light rain | 9° /4° | 2.3 mm | 0 cm | |
| 22 Dec. | Light rain shower | 9° /5° | 5.3 mm | 0 cm | |
| 23 Dec. |  Moderate or heavy rain shower | 9° /4° | 3.8 mm | 0.3 cm | |
| 24 Dec. | Patchy rain possible | 7° /4° | 0.5 mm | 0 cm | |
| 25 Dec. | Patchy rain possible | 8° /4° | 0.2 mm | 0 cm | |
| 26 Dec. | Moderate rain at times | 8° /3° | 1.9 mm | 0 cm | |
| 27 Dec. |  Overcast | 6° /2° | 0 mm | 0 cm | |
| 28 Dec. | Sunny | 7° /2° | 0.3 mm | 0 cm | |
| 29 Dec. | Sunny | 7° /3° | 0.6 mm | 0 cm | |
| 30 Dec. | Moderate rain at times | 7° /3° | 0.8 mm | 0 cm | |
| 31 Dec. | Overcast | 8° /4° | 0.9 mm | 0 cm | |
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Heidelberg weather in December vs November vs January
| November | December | January | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 10°/5° | 7°/4° | 5°/1° |
| Rainfall | 69 mm | 45 mm | 70 mm |
| Snowfall | 2 cm | 1 cm | 10 cm |
| Wind | 15.2 km/h | 15 km/h | 15.5 km/h |
| Humidity | 76% | 77% | 77% |
| Rainy days | 21 days | 15 days | 11 days |
| Snow days | 5 days | 2 days | 10 days |
| Dry days | 4 days | 14 days | 10 days |
Planning a trip to Heidelberg? Discover the best time to visit
Heidelberg in December - FAQ
What are the expected maximum and minimum temperatures in Heidelberg during December?
How much rainfall should be expected in Heidelberg during December?
Will it snow in Heidelberg in December 2026?
What are the typical wind conditions in Heidelberg during December?
Heidelberg snow forecast December 2026
December rainfall patterns in Heidelberg
What to pack to Heidelberg in December?
Cold & raw · highs around 7 °C, frequent showers
As you prepare for your trip to Heidelberg in December, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Heidelberg, during December, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
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Where is Heidelberg?Get accurate weather forecasts for Heidelberg, located at latitude 49.408 and longitude 8.691. Stay updated with localized weather information tailored for Heidelberg.