Frost comes to Dormans more often than to 91% of mainland French towns
July afternoons average 25.4°C. From frosty January to warm July, readings climb 25°C. Summers stay cool: July afternoons here are cooler than in 66% of mainland French towns. Wet days, with 1 mm of rain or more, come about 123 times a year.
These are the figures of Météo-France’s Chambrecy-Civc station, 18 km north-east.
A year in Dormans at a glance
Each month’s typical high and low in °C, at the Chambrecy-Civc station.
What a year in Dormans feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Chambrecy-Civc.
About 734 mm of rain a year
December is the wettest month and April the driest. About 20 days a year bring 10 mm or more. 8th wettest of 22 towns of 2,500+ in Marne.
Rain by month
Millimeters
A frosty town: 70 frosts and 52 days of 25°C a year
On about 70 nights a year the air drops to 0°C or below, and on about 5 days it stays below freezing all day. About 52 days a year reach 25°C, and 13 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Chambrecy-Civc: a frost is a night of 0°C or below, a summer day (jour d’été) 25°C or more, a hot day (forte chaleur) 30°C or more.
The Météo-France station at Chambrecy-Civc
Chambrecy-Civc is 18 km north-east of Dormans. Every figure on this page is the station’s, not a measurement in Dormans itself.
| Station (Météo-France number) | Chambrecy-Civc (51111001) |
| Distance from the town | 18 km north-east |
| Station altitude | 150 m |
| Town altitude (its center) | 86 m |
| Period | 1991–2020 |
| Nearest station of any kind | 15 km |
TownRatings matches each commune to one station with at least 24 years of temperature and rain records: the nearest, counting every 100 m of height difference as 10 km, never across the sea.
How Dormans compares
Against the 4,385 towns of 2,500 or more in mainland France, each read from its own matched station. The dots are the other towns of 2,500+ in Marne.
Nearby towns’ climate
The nearest towns of 2,500+ within 29 km, each with its own matched station.
| Town | Station | July high | January low | Rain a year |
|---|---|---|---|---|
| Dormans | Chambrecy-Civc | 25.4°C | 0.4°C | 734 mm |
| Fère-en-Tardenois 17 km | Braine | 25.4°C about the same | 1.4°C 1°C milder | 663 mm |
| Château-Thierry 18 km | Blesmes | 24.4°C 1°C cooler | 0.8°C about the same | 713 mm |
| Essômes-sur-Marne 21 km | Saint-Cyr/Morin-Bg | 25.5°C about the same | 1.0°C 0.6°C milder | 815 mm |
| Épernay 23 km | Bouzy-Civc | 25.5°C about the same | 1.1°C 0.7°C milder | 688 mm |
| Montmirail 23 km | Esternay | 25.4°C about the same | 0.9°C 0.5°C milder | 701 mm |
| Fismes 26 km | Braine | 25.4°C about the same | 1.4°C 1°C milder | 663 mm |
Dormans weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Chambrecy-Civc station.
| Month | High | Low | Mean | Rain |
|---|---|---|---|---|
| January | 6.4°C | 0.4°C | 3.4°C | 67 mm |
| February | 7.7°C | 0.2°C | 4.0°C | 55 mm |
| March | 12.2°C | 1.8°C | 7.0°C | 54 mm |
| April | 16.2°C | 3.4°C | 9.8°C | 48 mm |
| May | 19.8°C | 7.0°C | 13.4°C | 61 mm |
| June | 23.1°C | 10.0°C | 16.6°C | 58 mm |
| July | 25.4°C | 12.0°C | 18.7°C | 68 mm |
| August | 25.2°C | 11.9°C | 18.5°C | 64 mm |
| September | 21.1°C | 9.1°C | 15.1°C | 53 mm |
| October | 16.0°C | 7.0°C | 11.5°C | 61 mm |
| November | 10.2°C | 3.5°C | 6.9°C | 63 mm |
| December | 6.9°C | 1.2°C | 4.0°C | 81 mm |
| Year | 15.8°C | 5.6°C | 10.7°C | 734 mm |
Where Dormans’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Chambrecy-Civc, 18 km away: statistics for 1991–2020.
- Which station: among stations with at least 24 of the 30 years of temperature and rain, the nearest to the commune’s population-weighted center, counting each 100 m of height difference as 10 km; mainland towns use mainland stations and each overseas département its own.
- Altitudes: the town’s from IGN’s RGE ALTI® at its population-weighted center; the station’s from Météo-France.
- Comparisons: every town of 2,500 or more in mainland France, read the same way; the dots are the towns of 2,500+ in Marne.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Dormans’s climate
How warm does Dormans get in summer?
July is the warmest month, with average highs of 25.4°C. About 52 days a year reach 25°C, fewer than 65% of mainland French towns, and about 13 reach 30°C.
How cold does Dormans get in winter?
February nights average 0.2°C. The air drops to 0°C or below on about 70 nights a year, and about 5 days a year stay below freezing all day.
How much rain does Dormans get?
About 734 mm a year, less than 58% of mainland French towns. December is the wettest month (81 mm) and April the driest (48 mm).
Are these figures for Dormans itself?
No: they are the normals of the Météo-France station matched to Dormans, Chambrecy-Civc, 18 km away. France publishes its climate normals by station, not by commune; a valley, a hill or the sea can make a difference over a few kilometers.
Where do these figures come from?
Météo-France’s fiches climatologiques: 30-year averages (1991–2020) for each of its long-running stations, published as open data since 2024. They are normals, not a forecast.
Source: Météo-France, fiches climatologiques, 1991–2020 statistics (station CHAMBRECY-CIVC, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Dormans →
Contains public sector information under the Licence Ouverte / Open Licence 2.0 (Etalab): INSEE, DGFiP, the Interior Ministry’s statistics service (SSMSI), the Ministry of Education (DEPP), the Health Ministry’s statistics service (DREES) and the Housing Ministry (Carte des loyers). Commune boundaries: IGN Admin Express.