Blancs-Coteaux is drier than 89% of mainland French towns: 632 mm of rain a year
Sunny July days climb to about 25.9°C. A year here swings 25°C from midwinter lows to midsummer highs. By January nights alone, it runs colder than 80% of mainland French towns. Waterproofs come out on about 115 days a year, each with 1 mm of rain or more.
These are the figures of Météo-France’s Fagnières-Inrae station, 22 km east.
A year in Blancs-Coteaux at a glance
Each month’s typical high and low in °C, at the Fagnières-Inrae station.
What a year in Blancs-Coteaux feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Fagnières-Inrae.
About 632 mm of rain a year
December is the wettest month and April the driest. About 15 days a year bring 10 mm or more. 19th wettest of 22 towns of 2,500+ in Marne.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Troyes-Barberey
A frosty town: 54 frosts and 54 days of 25°C a year
On about 54 nights a year the air drops to 0°C or below, and on about 6 days it stays below freezing all day. About 54 days a year reach 25°C, and 14 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Fagnières-Inrae: 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 Fagnières-Inrae
Fagnières-Inrae is 22 km east of Blancs-Coteaux. Every figure on this page is the station’s, not a measurement in Blancs-Coteaux itself.
| Station (Météo-France number) | Fagnières-Inrae (51242001) |
| Distance from the town | 22 km east |
| Station altitude | 105 m |
| Town altitude (its center) | 115 m |
| Period | 1991–2020 |
| Nearest station of any kind | 12 km |
| Sunshine measured at | Troyes-Barberey, 65 km away |
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 Blancs-Coteaux 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. Where a neighbor uses the same station its figures are the same: the differences you’d feel over a few kilometers aren’t in the normals.
| Town | Station | July high | January low | Rain a year |
|---|---|---|---|---|
| Blancs-Coteaux | Fagnières-Inrae | 25.9°C | 0.5°C | 632 mm |
| Épernay 15 km | Bouzy-Civc | 25.5°C about the same | 1.1°C 0.6°C milder | 688 mm |
| Aÿ-Champagne 16 km | Bouzy-Civc | 25.5°C about the same | 1.1°C 0.6°C milder | 688 mm |
| Fagnières 24 km | same station | 25.9°C about the same | 0.5°C about the same | 632 mm |
| Châlons-en-Champagne 27 km | same station | 25.9°C about the same | 0.5°C about the same | 632 mm |
| Saint-Memmie 28 km | same station | 25.9°C about the same | 0.5°C about the same | 632 mm |
Blancs-Coteaux weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Fagnières-Inrae station; sunshine at Troyes-Barberey.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.2°C | 0.5°C | 3.4°C | 49 mm | 63 |
| February | 7.6°C | 0.6°C | 4.1°C | 44 mm | 90 |
| March | 12.0°C | 2.6°C | 7.3°C | 44 mm | 148 |
| April | 16.0°C | 4.8°C | 10.4°C | 43 mm | 190 |
| May | 19.7°C | 8.5°C | 14.1°C | 55 mm | 216 |
| June | 23.1°C | 11.3°C | 17.2°C | 57 mm | 231 |
| July | 25.9°C | 13.4°C | 19.6°C | 56 mm | 242 |
| August | 25.6°C | 13.2°C | 19.4°C | 57 mm | 232 |
| September | 21.2°C | 10.1°C | 15.7°C | 49 mm | 186 |
| October | 16.0°C | 7.5°C | 11.7°C | 60 mm | 125 |
| November | 10.0°C | 3.8°C | 6.9°C | 55 mm | 70 |
| December | 6.7°C | 1.4°C | 4.1°C | 63 mm | 57 |
| Year | 15.8°C | 6.5°C | 11.2°C | 632 mm | 1,851 |
Where Blancs-Coteaux’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Fagnières-Inrae, 22 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.
- Sunshine: the nearest station with at least 10 years of sunshine records, Troyes-Barberey, 65 km away.
- 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 Blancs-Coteaux’s climate
How warm does Blancs-Coteaux get in summer?
July is the warmest month, with average highs of 25.9°C. About 54 days a year reach 25°C, fewer than 64% of mainland French towns, and about 14 reach 30°C.
How cold does Blancs-Coteaux get in winter?
January nights average 0.5°C. The air drops to 0°C or below on about 54 nights a year, and about 6 days a year stay below freezing all day.
How much rain does Blancs-Coteaux get?
About 632 mm a year, less than 89% of mainland French towns. December is the wettest month (63 mm) and April the driest (43 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Troyes-Barberey (65 km away), averages 1,851 hours of sunshine a year.
Are these figures for Blancs-Coteaux itself?
No: they are the normals of the Météo-France station matched to Blancs-Coteaux, Fagnières-Inrae, 22 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 FAGNIERES-INRAE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Blancs-Coteaux →
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.