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The weather in Heidenheim in April is very cold with temperatures between 4°C and 14°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Heidenheim during the month of April. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
You can expect a few days of snow in Heidenheim during April. It’s important to get out your snow boots and warm mittens to stay warm while you explore Heidenheim.
Our weather forecast can give you a great sense of what weather to expect in Heidenheim in April 2026.
If you’re planning to visit Heidenheim in the near future, we highly recommend that you review the 14 day weather forecast for Heidenheim before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 2° / -3° | 8 | 7 | 17 | 111 mm | Awful | Heidenheim in January |
| February | 3° / -2° | 7 | 9 | 13 | 87 mm | Awful | Heidenheim in February |
| March | 9° / 1° | 7 | 17 | 8 | 79 mm | Awful | Heidenheim in March |
| April | 14° / 4° | 6 | 21 | 3 | 74 mm | Ok | Heidenheim in April |
| May | 17° / 7° | 10 | 21 | 0 | 169 mm | Ok | Heidenheim in May |
| June | 21° / 11° | 9 | 21 | 0 | 160 mm | Ok | Heidenheim in June |
| July | 23° / 13° | 9 | 23 | 0 | 154 mm | Good | Heidenheim in July |
| August | 23° / 13° | 8 | 24 | 0 | 133 mm | Good | Heidenheim in August |
| September | 19° / 10° | 5 | 25 | 0 | 84 mm | Good | Heidenheim in September |
| October | 13° / 6° | 6 | 24 | 1 | 80 mm | Ok | Heidenheim in October |
| November | 8° / 2° | 7 | 17 | 5 | 91 mm | Awful | Heidenheim in November |
| December | 4° / -1° | 9 | 9 | 13 | 119 mm | Awful | Heidenheim in December |