Climate averages 1991–2020
Reims weather
in September.
A mild, moderately wet month: the 4th warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a mild month in Reims: daytime highs average 20.1°C and nights cool to about 11.6°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 53 mm of rain on roughly 9 days, which makes September a moderately wet month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 39 min on an average September day.
The nearest other city in this atlas is Marne La Vallée (112 km away). In September its highs average 20.3°C, about as warm as Reims, with 51 mm of rain.
Among the 57 cities listed in France, Reims ranks joint 41st of 57 for the warmest September highs and joint 23rd of 57 for the driest September (rainfall, lowest first). The mean September high of those 57 cities is 21.3°C; Reims is 1.2°C cooler than that mean.
From September to October, average highs fall by 4.7°C to 15.4°C, and monthly rainfall rises from 53 mm to 63 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Reims climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 6.3°C1.2°C | 1.2°C | 60 | 12.0 | 8.79 h |
| February | 7.5°C1.0°C | 1.0°C | 55 | 10.6 | 10.110 h |
| March | 11.1°C2.8°C | 2.8°C | 55 | 11.4 | 11.912 h |
| April | 14.7°C5.3°C | 5.3°C | 54 | 11.0 | 13.714 h |
| May | 18.2°C9.2°C | 9.2°C | 67 | 11.9 | 15.315 h |
| June | 21.4°C12.4°C | 12.4°C | 59 | 10.7 | 16.216 h |
| July | 23.7°C14.7°C | 14.7°C | 57 | 9.9 | 15.816 h |
| August | 23.9°C14.5°C | 14.5°C | 64 | 10.0 | 14.414 h |
| September, selected | 20.1°C11.6°C | 11.6°C | 53 | 8.9 | 12.713 h |
| October | 15.4°C8.6°C | 8.6°C | 63 | 10.9 | 10.811 h |
| November | 10.0°C4.7°C | 4.7°C | 63 | 12.2 | 9.29 h |
| December | 6.7°C1.9°C | 1.9°C | 78 | 13.2 | 8.38 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Marne La Vallée in SeptemberFrance · 112 kmHigh 20.3°C · Low 11.9°C · 51 mm rain
- Aulnay-sous-Bois in SeptemberFrance · 117 kmHigh 20.6°C · Low 12.0°C · 45 mm rain
- Créteil in SeptemberFrance · 125 kmHigh 20.7°C · Low 12.1°C · 48 mm rain
- Paris 20 Ménilmontant in SeptemberFrance · 127 kmHigh 20.3°C · Low 11.6°C · 48 mm rain
- Paris in SeptemberFrance · 131 kmHigh 20.6°C · Low 11.9°C · 47 mm rain
- Charleroi in SeptemberBelgium · 131 kmHigh 18.7°C · Low 11.3°C · 57 mm rain
- Paris 13 Gobelins in SeptemberFrance · 131 kmHigh 20.6°C · Low 11.9°C · 47 mm rain
- Mons in SeptemberBelgium · 132 kmHigh 19.1°C · Low 11.6°C · 52 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Reims) is explained once on the Reims year overview and on the Sources, method and limits page.