Click on a day for an hourly weather forecast
The temperatures in Koblenz in September are quite cold with temperatures between 9°C and 21°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Koblenz 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 Koblenz in September 2024.
If you’re planning to visit Koblenz in the near future, we highly recommend that you review the 14 day weather forecast for Koblenz before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -2° | 7 | 14 | 9 | 44 mm | Awful | Koblenz in January |
| February | 6° / -1° | 6 | 16 | 7 | 37 mm | Awful | Koblenz in February |
| March | 11° / 1° | 5 | 23 | 3 | 36 mm | Bad | Koblenz in March |
| April | 16° / 3° | 4 | 26 | 1 | 37 mm | Good | Koblenz in April |
| May | 19° / 6° | 6 | 26 | 0 | 70 mm | Good | Koblenz in May |
| June | 23° / 9° | 5 | 25 | 0 | 63 mm | Perfect | Koblenz in June |
| July | 25° / 11° | 4 | 27 | 0 | 71 mm | Perfect | Koblenz in July |
| August | 24° / 12° | 4 | 27 | 0 | 63 mm | Perfect | Koblenz in August |
| September | 21° / 9° | 3 | 27 | 0 | 38 mm | Good | Koblenz in September |
| October | 15° / 5° | 4 | 26 | 0 | 43 mm | Good | Koblenz in October |
| November | 9° / 2° | 6 | 22 | 2 | 46 mm | Bad | Koblenz in November |
| December | 5° / 0° | 9 | 16 | 6 | 52 mm | Awful | Koblenz in December |