Heidelberg
January
Weather in Heidelberg for January 2026
Your guide to Heidelberg weather in January - trends and predictions
In general, the average temperature in Heidelberg at the beginning of January is 8.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 7.3 °C by the end of January.
The climate of Heidelberg in January is notably wet, with an average of 15 rainy days, and a total of 225.6 mm of precipitation.
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Temperatures
Rain 🌧️
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16
Dry days
15
Rainy days
0
Snow days
9°/-1°
Temperatures
17 km/h
Avg max wind
76 %
Avg humidity
Heidelberg Weather January
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Temperatures trend during January in Heidelberg
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January weather in Heidelberg day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Jan. |  Sunny | 10° /5° | 0.1 mm | 0 cm | |
| 2 Jan. |  Moderate rain at times | 10° /4° | 11 mm | 0.7 cm | |
| 3 Jan. |  Cloudy | 8° /4° | 0.7 mm | 0 cm | |
| 4 Jan. |  Patchy rain possible | 7° /3° | 3.4 mm | 0.8 cm | |
| 5 Jan. | Patchy rain possible | 9° /4° | 5.2 mm | 0.9 cm | |
| 6 Jan. | Patchy rain possible | 9° /5° | 0.4 mm | 0 cm | |
| 7 Jan. | Sunny | 8° /3° | 0.9 mm | 0.1 cm | |
| 8 Jan. | Patchy rain possible | 5° /2° | 6.5 mm | 0 cm | |
| 9 Jan. | Patchy rain possible | 6° /1° | 7.1 mm | 0 cm | |
| 10 Jan. |  Overcast | 4° /1° | 0.9 mm | 0.1 cm | |
| 11 Jan. | Moderate rain at times | 5° /1° | 1.1 mm | 0 cm | |
| 12 Jan. | Patchy rain possible | 5° /2° | 0.3 mm | 0 cm | |
| 13 Jan. | Sunny | 5° /1° | 1.5 mm | 0 cm | |
| 14 Jan. | Moderate rain at times | 5° /1° | 1.6 mm | 0 cm | |
| 15 Jan. |  Heavy rain at times | 5° /1° | 3.4 mm | 0 cm | |
| 16 Jan. | Moderate rain at times | 4° /0° | 1.5 mm | 0 cm | |
| 17 Jan. | Overcast | 6° /0° | 4.8 mm | 0.4 cm | |
| 18 Jan. |  Light freezing rain | 5° /-1° | 6.6 mm | 3 cm | |
| 19 Jan. | Patchy rain possible | 2° /-2° | 0.2 mm | 0 cm | |
| 20 Jan. | Light freezing rain | 3° /-2° | 0.4 mm | 0 cm | |
| 21 Jan. | Overcast | 3° /-3° | 0.2 mm | 0 cm | |
| 22 Jan. | Light freezing rain | 5° /0° | 2.9 mm | 0 cm | |
| 23 Jan. | Overcast | 5° /2° | 2.2 mm | 0 cm | |
| 24 Jan. | Overcast | 9° /4° | 1.2 mm | 0 cm | |
| 25 Jan. |  Light drizzle | 8° /3° | 2.7 mm | 0 cm | |
| 26 Jan. | Overcast | 7° /2° | 2.8 mm | 0 cm | |
| 27 Jan. | Overcast | 7° /2° | 2.2 mm | 0 cm | |
| 28 Jan. | Overcast | 7° /2° | 0.1 mm | 0 cm | |
| 29 Jan. | Sunny | 7° /1° | 1.4 mm | 0 cm | |
| 30 Jan. | Patchy rain possible | 8° /2° | 1.3 mm | 0 cm | |
| 31 Jan. | Patchy rain possible | 7° /2° | 0.6 mm | 0 cm | |
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Important Notice
Our weather forecast for Heidelberg in January 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 Heidelberg forecast closer to your planned date for the most up-to-date weather information.
Change Month
Heidelberg weather in January vs December vs February
Compare January weather in Heidelberg with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| December | January | February | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 9°/1° | 9°/-1° | 11°/1° |
| Rainfall | 139 mm | 226 mm | 121 mm |
| Snowfall | 2 cm | 18 cm | 0 cm |
| Wind | 17 km/h | 16.6 km/h | 14.8 km/h |
| Humidity | 78% | 76% | 72% |
| Rainy days | 9 days | 15 days | 11 days |
| Snow days | 0 days | 0 days | 0 days |
| Dry days | 22 days | 16 days | 18 days |
Planning a trip to Heidelberg? Discover the best time to visit
Heidelberg in January - FAQ
What are the expected maximum and minimum temperatures in Heidelberg during January?
Prepare for cooler days with highs just around 9° and colder nights, dipping below -1°.
How much rainfall should be expected in Heidelberg during January?
Significant rainfall exceeding 225.6 mm is expected in Heidelberg during January, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Heidelberg in January 2026?
Heidelberg typically sees 18 cm of snowfall during January.
What are the typical wind conditions in Heidelberg during January?
The average wind speed in Heidelberg during January is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Heidelberg in January?
As you prepare for your trip to Heidelberg in January, 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 January, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Thermal Wear: Base layers for cold destinations
- All-Weather Jacket: Waterproof and breathable
- Footwear
- Waterproof Shoes
- Insulated Boots: For snowy and extremely cold temperatures
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
Heidelberg snow forecast January 2026
Track daily snowfall levels and discover Heidelberg’s snowy potential this January ❄️
January rainfall patterns in Heidelberg
Explore the daily rainfall trends and prepare for Heidelbergs January weather 💧
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