Click on a day for an hourly weather forecast
The temperatures in Hamme in September are usually low and can range between 12°C and 20°C.
You can expect about 3 to 8 days of rain in Hamme during the month of September. 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 Hamme in September 2026.
If you’re planning to visit Hamme in the near future, we highly recommend that you review the 14 day weather forecast for Hamme before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 6° / 1° | 9 | 17 | 5 | 104 mm | Awful | Hamme in January |
| February | 7° / 2° | 8 | 15 | 5 | 83 mm | Awful | Hamme in February |
| March | 11° / 4° | 7 | 23 | 2 | 77 mm | Awful | Hamme in March |
| April | 15° / 6° | 4 | 26 | 1 | 43 mm | Good | Hamme in April |
| May | 18° / 9° | 5 | 26 | 0 | 69 mm | Good | Hamme in May |
| June | 21° / 12° | 5 | 25 | 0 | 80 mm | Good | Hamme in June |
| July | 23° / 14° | 4 | 27 | 0 | 67 mm | Perfect | Hamme in July |
| August | 23° / 14° | 5 | 26 | 0 | 78 mm | Perfect | Hamme in August |
| September | 20° / 12° | 3 | 27 | 0 | 42 mm | Good | Hamme in September |
| October | 15° / 9° | 5 | 26 | 0 | 67 mm | Good | Hamme in October |
| November | 10° / 5° | 8 | 22 | 1 | 95 mm | Bad | Hamme in November |
| December | 7° / 3° | 11 | 17 | 3 | 116 mm | Awful | Hamme in December |