Rainfall in Aÿ-Champagne trails that of 74% of mainland French towns: 688 mm a year
The warmest part of a July day comes in at 25.5°C on average. By January nights alone, it runs colder than 72% of mainland French towns. Expect the heaviest rain in December and the lightest in April. For walks and days out, the stretch from May to September brings highs of 20–26°C.
These are the figures of Météo-France’s Bouzy-Civc station, 10 km north-east.
A year in Aÿ-Champagne at a glance
Each month’s typical high and low in °C, at the Bouzy-Civc station.
What a year in Aÿ-Champagne feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Bouzy-Civc.
About 688 mm of rain a year
December is the wettest month and April the driest. About 18 days a year bring 10 mm or more. 15th wettest of 22 towns of 2,500+ in Marne.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Saint-Dizier
42 frosts and 51 days of 25°C a year
On about 42 nights a year the air drops to 0°C or below, and on about 7 days it stays below freezing all day. About 51 days a year reach 25°C, and 13 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Bouzy-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 Bouzy-Civc
Bouzy-Civc is 10 km north-east of Aÿ-Champagne. Every figure on this page is the station’s, not a measurement in Aÿ-Champagne itself.
| Station (Météo-France number) | Bouzy-Civc (51079001) |
| Distance from the town | 10 km north-east |
| Station altitude | 153 m |
| Town altitude (its center) | 73 m |
| Period | 1991–2020 |
| Nearest station of any kind | 4.6 km |
| Sunshine measured at | Saint-Dizier, 80 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 Aÿ-Champagne 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 |
|---|---|---|---|---|
| Aÿ-Champagne | Bouzy-Civc | 25.5°C | 1.1°C | 688 mm |
| Épernay 4.7 km | same station | 25.5°C about the same | 1.1°C about the same | 688 mm |
| Blancs-Coteaux 16 km | Fagnières-Inrae | 25.9°C about the same | 0.5°C 0.6°C colder | 632 mm |
| Cormontreuil 19 km | Mailly-Civc | 24.8°C 0.7°C cooler | 1.2°C about the same | 756 mm |
| Bezannes 19 km | Chambrecy-Civc | 25.4°C about the same | 0.4°C 0.7°C colder | 734 mm |
| Tinqueux 22 km | Chambrecy-Civc | 25.4°C about the same | 0.4°C 0.7°C colder | 734 mm |
| Reims 22 km | Mailly-Civc | 24.8°C 0.7°C cooler | 1.2°C about the same | 756 mm |
Aÿ-Champagne weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Bouzy-Civc station; sunshine at Saint-Dizier.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 5.8°C | 1.1°C | 3.5°C | 58 mm | 61 |
| February | 7.1°C | 1.1°C | 4.1°C | 52 mm | 81 |
| March | 11.6°C | 3.9°C | 7.7°C | 50 mm | 143 |
| April | 15.7°C | 6.5°C | 11.1°C | 45 mm | 183 |
| May | 19.6°C | 10.1°C | 14.8°C | 59 mm | 216 |
| June | 22.9°C | 13.0°C | 17.9°C | 61 mm | 228 |
| July | 25.5°C | 14.9°C | 20.2°C | 59 mm | 235 |
| August | 25.1°C | 14.7°C | 19.9°C | 51 mm | 224 |
| September | 20.7°C | 11.6°C | 16.2°C | 49 mm | 173 |
| October | 15.5°C | 8.3°C | 11.9°C | 64 mm | 116 |
| November | 9.6°C | 4.5°C | 7.0°C | 63 mm | 63 |
| December | 6.3°C | 1.8°C | 4.1°C | 78 mm | 53 |
| Year | 15.5°C | 7.6°C | 11.5°C | 688 mm | 1,776 |
Where Aÿ-Champagne’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Bouzy-Civc, 10 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, Saint-Dizier, 80 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 Aÿ-Champagne’s climate
How warm does Aÿ-Champagne get in summer?
July is the warmest month, with average highs of 25.5°C. About 51 days a year reach 25°C, fewer than 68% of mainland French towns, and about 13 reach 30°C.
How cold does Aÿ-Champagne get in winter?
January nights average 1.1°C. The air drops to 0°C or below on about 42 nights a year, and about 7 days a year stay below freezing all day.
How much rain does Aÿ-Champagne get?
About 688 mm a year, less than 74% of mainland French towns. December is the wettest month (78 mm) and April the driest (45 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Saint-Dizier (80 km away), averages 1,776 hours of sunshine a year.
Are these figures for Aÿ-Champagne itself?
No: they are the normals of the Météo-France station matched to Aÿ-Champagne, Bouzy-Civc, 10 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 BOUZY-CIVC, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Aÿ-Champagne →
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.