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The weather in Heidelberg in January is very cold with temperatures between 0°C and 5°C, warm clothes are a must.
You can expect rain for roughly half of the month of January in Heidelberg. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Heidelberg is going to experience quite a number of days of snow during January. It’s the perfect time to build snowmen, drink hot cocoa, and have a snowball fight. Just remember to wear a warm scarf and a pair of mittens!
Our weather forecast can give you a great sense of what weather to expect in Heidelberg in January 2025.
If you’re planning to visit Heidelberg in the near future, we highly recommend that you review the 14 day weather forecast for Heidelberg before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / 0° | 8 | 14 | 9 | 73 mm | Awful | Heidelberg in January |
| February | 6° / 1° | 7 | 16 | 6 | 66 mm | Awful | Heidelberg in February |
| March | 12° / 3° | 6 | 23 | 2 | 55 mm | Bad | Heidelberg in March |
| April | 17° / 7° | 3 | 26 | 1 | 41 mm | Good | Heidelberg in April |
| May | 20° / 9° | 7 | 24 | 0 | 105 mm | Ok | Heidelberg in May |
| June | 24° / 13° | 6 | 24 | 0 | 96 mm | Perfect | Heidelberg in June |
| July | 26° / 15° | 5 | 26 | 0 | 108 mm | Perfect | Heidelberg in July |
| August | 26° / 15° | 5 | 26 | 0 | 89 mm | Perfect | Heidelberg in August |
| September | 22° / 12° | 3 | 27 | 0 | 59 mm | Good | Heidelberg in September |
| October | 16° / 8° | 5 | 26 | 0 | 66 mm | Good | Heidelberg in October |
| November | 10° / 4° | 7 | 22 | 2 | 68 mm | Awful | Heidelberg in November |
| December | 6° / 1° | 10 | 16 | 5 | 93 mm | Awful | Heidelberg in December |