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The temperatures in Heerlen in April are quite cold with temperatures between 6°C and 14°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Heerlen 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.
Please note that Heerlen can expect a few days of snow in April.
Our weather forecast can give you a great sense of what weather to expect in Heerlen in April 2025.
If you’re planning to visit Heerlen in the near future, we highly recommend that you review the 14 day weather forecast for Heerlen before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / 1° | 9 | 13 | 9 | 86 mm | Awful | Heerlen in January |
| February | 6° / 1° | 8 | 13 | 7 | 74 mm | Awful | Heerlen in February |
| March | 10° / 3° | 7 | 21 | 3 | 71 mm | Awful | Heerlen in March |
| April | 14° / 6° | 5 | 24 | 1 | 51 mm | Good | Heerlen in April |
| May | 17° / 9° | 7 | 24 | 0 | 96 mm | Ok | Heerlen in May |
| June | 21° / 12° | 6 | 24 | 0 | 102 mm | Good | Heerlen in June |
| July | 23° / 14° | 6 | 25 | 0 | 93 mm | Perfect | Heerlen in July |
| August | 23° / 14° | 5 | 26 | 0 | 89 mm | Perfect | Heerlen in August |
| September | 19° / 11° | 4 | 26 | 0 | 63 mm | Good | Heerlen in September |
| October | 14° / 8° | 6 | 25 | 0 | 66 mm | Good | Heerlen in October |
| November | 9° / 5° | 8 | 20 | 2 | 71 mm | Awful | Heerlen in November |
| December | 6° / 2° | 10 | 15 | 6 | 100 mm | Awful | Heerlen in December |