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Germany weather

Weather in Heidelberg for January 2026

Your guide to Heidelberg weather in January - trends and predictions

    Temperatures

  • Until now, January 2026 in Heidelberg is cooler than usual, with temperatures averaging 3.2 °C, this is -2.4 °C below the typical seasonal average.

  • The forecast for the next days in Heidelberg predicts temperatures to be around 6 °C, close to the historical average.

  • In general, the average temperature in Heidelberg at the beginning of January is 6.7 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 6.3 °C by the end of January.

    • Rain 🌧️

  • 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.

    • More

  • Is January a good time to visit Heidelberg? check out the best time to travel to Heidelberg page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
16
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
9°/-1°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Heidelberg Weather January

Move between months or click on a day
December
February
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
8°
2
Moderate rain at times
8°
3
Cloudy
6°
4
Patchy rain possible
5°
5
Patchy rain possible
7°
6
Patchy rain possible
7°
7
Sunny
6°
8
Patchy rain possible
4°
9
Patchy rain possible
6°
10
Overcast
4°
11
Moderate rain at times
4°
12
Patchy rain possible
4°
13
Sunny
5°
14
Moderate rain at times
5°
15
Patchy rain possible
6°
16
Overcast
5°
17
Overcast
6°
18
Light freezing rain
5°
19
Patchy rain possible
3°
20
Sunny
4°
21
Overcast
3°
22
Light freezing rain
5°
23
Overcast
6°
24
Overcast
8°
25
Light drizzle
7°
26
Overcast
6°
27
Overcast
7°
28
Patchy rain possible
6°
29
Sunny
7°
30
Patchy rain possible
5°
31
Mist
6°

Temperatures trend during January in Heidelberg

See the weather trend as well as the moving average line

January weather in Heidelberg day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
1 Jan. Sunny
Sunny
 8° /3° 0.1 mm 0 cm
2 Jan. Moderate rain at times
Moderate rain at times
 8° /3° 8.5 mm 0.7 cm
3 Jan. Cloudy
Cloudy
 6° /2° 0.8 mm 0.2 cm
4 Jan. Patchy rain possible
Patchy rain possible
 5° /2° 2.6 mm 0.6 cm
5 Jan. Patchy rain possible
Patchy rain possible
 7° /2° 3.9 mm 0.7 cm
6 Jan. Patchy rain possible
Patchy rain possible
 7° /3° 0.3 mm 0.1 cm
7 Jan. Sunny
Sunny
 6° /0° 0.7 mm 0.1 cm
8 Jan. Patchy rain possible
Patchy rain possible
 4° /1° 5.5 mm 0.1 cm
9 Jan. Patchy rain possible
Patchy rain possible
 6° /1° 6.7 mm 0 cm
10 Jan. Overcast
Overcast
 4° /0° 1.5 mm 0.6 cm
11 Jan. Moderate rain at times
Moderate rain at times
 4° /0° 0.9 mm 0 cm
12 Jan. Patchy rain possible
Patchy rain possible
 4° /1° 0.9 mm 0 cm
13 Jan. Sunny
Sunny
 5° /1° 1.1 mm 0 cm
14 Jan. Moderate rain at times
Moderate rain at times
 5° /1° 1.2 mm 0 cm
15 Jan. Patchy rain possible
Patchy rain possible
 6° /2° 2.9 mm 0 cm
16 Jan. Overcast
Overcast
 5° /1° 1.1 mm 0 cm
17 Jan. Overcast
Overcast
 6° /0° 3.6 mm 0.3 cm
18 Jan. Light freezing rain
Light freezing rain
 5° /-1° 6.6 mm 3 cm
19 Jan. Patchy rain possible
Patchy rain possible
 3° /-2° 0.1 mm 0 cm
20 Jan. Sunny
Sunny
 4° /-2° 0.3 mm 0 cm
21 Jan. Overcast
Overcast
 3° /-2° 0.2 mm 0 cm
22 Jan. Light freezing rain
Light freezing rain
 5° /0° 2.1 mm 0 cm
23 Jan. Overcast
Overcast
 6° /2° 1.7 mm 0 cm
24 Jan. Overcast
Overcast
 8° /3° 0.9 mm 0 cm
25 Jan. Light drizzle
Light drizzle
 7° /2° 2.1 mm 0.1 cm
26 Jan. Overcast
Overcast
 6° /2° 5.5 mm 2.5 cm
27 Jan. Overcast
Overcast
 7° /1° 2.2 mm 0 cm
28 Jan. Patchy rain possible
Patchy rain possible
 6° /1° 1.5 mm 0.1 cm
29 Jan. Sunny
Sunny
 7° /1° 1.4 mm 0 cm
30 Jan. Patchy rain possible
Patchy rain possible
 5° /1° 0.7 mm 0 cm
31 Jan. Mist
Mist
 6° /2° 0 mm 0 cm
Next
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
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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.
DecemberJanuaryFebruary
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures9°/1°9°/-1°11°/1°
Rainfall139 mm226 mm121 mm
Snowfall2 cm18 cm0 cm
Wind17 km/h16.6 km/h14.8 km/h
Humidity78%76%72%
Rainy days9 days15 days11 days
Snow days0 days0 days0 days
Dry days22 days16 days18 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 💧
Typically, Heidelberg has 15 rainy days in January with a total of 225.6 mm of rainfall.

Quick links

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Get accurate weather forecasts for Heidelberg, located at latitude 49.408 and longitude 8.691. Stay updated with localized weather information tailored for Heidelberg.

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