Click on a day for an hourly weather forecast
The temperatures in Hameln in May are quite cold with temperatures between 7°C and 18°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Hameln during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Hameln in May 2026.
If you’re planning to visit Hameln in the near future, we highly recommend that you review the 14 day weather forecast for Hameln before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / -1° | 9 | 11 | 11 | 89 mm | Awful | Hameln in January |
| February | 5° / -1° | 7 | 12 | 9 | 69 mm | Awful | Hameln in February |
| March | 9° / 1° | 8 | 19 | 4 | 66 mm | Awful | Hameln in March |
| April | 15° / 4° | 5 | 23 | 2 | 51 mm | Ok | Hameln in April |
| May | 18° / 7° | 6 | 25 | 0 | 92 mm | Good | Hameln in May |
| June | 22° / 10° | 5 | 25 | 0 | 92 mm | Good | Hameln in June |
| July | 24° / 13° | 7 | 24 | 0 | 109 mm | Good | Hameln in July |
| August | 24° / 13° | 5 | 26 | 0 | 98 mm | Perfect | Hameln in August |
| September | 20° / 10° | 5 | 25 | 0 | 70 mm | Good | Hameln in September |
| October | 14° / 6° | 6 | 25 | 0 | 79 mm | Good | Hameln in October |
| November | 9° / 3° | 7 | 22 | 2 | 65 mm | Awful | Hameln in November |
| December | 5° / 1° | 8 | 16 | 7 | 84 mm | Awful | Hameln in December |