Click on a day for an hourly weather forecast
The temperatures in Reims in September are comfortable with low of 11°C and and high up to 21°C.
You can expect about 3 to 8 days of rain in Reims 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 Reims in September 2025.
If you’re planning to visit Reims in the near future, we highly recommend that you review the 14 day weather forecast for Reims before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / 1° | 8 | 19 | 4 | 63 mm | Awful | Reims in January |
| February | 7° / 1° | 6 | 18 | 4 | 59 mm | Bad | Reims in February |
| March | 11° / 3° | 5 | 25 | 1 | 44 mm | Ok | Reims in March |
| April | 15° / 5° | 4 | 26 | 0 | 43 mm | Good | Reims in April |
| May | 18° / 8° | 5 | 26 | 0 | 76 mm | Good | Reims in May |
| June | 21° / 11° | 5 | 25 | 0 | 86 mm | Good | Reims in June |
| July | 24° / 13° | 5 | 26 | 0 | 88 mm | Perfect | Reims in July |
| August | 24° / 14° | 4 | 27 | 0 | 75 mm | Perfect | Reims in August |
| September | 21° / 11° | 3 | 27 | 0 | 52 mm | Good | Reims in September |
| October | 15° / 8° | 5 | 26 | 0 | 57 mm | Good | Reims in October |
| November | 10° / 5° | 8 | 21 | 1 | 63 mm | Bad | Reims in November |
| December | 6° / 2° | 8 | 20 | 3 | 76 mm | Awful | Reims in December |