Dry weather: only 663 mm a year falls on Coincy, less than on 80% of mainland French towns
Nights in January average 1.4°C. Frost is common: about 53 nights a year drop below freezing, more than in 73% of mainland French towns. Rain peaks in December and eases off in April. Picnics, hikes and garden evenings come into their own from May to September, with highs of 20–25°C.
Figures from Météo-France’s Braine station, 22 km north.
A year in Coincy at a glance
Each month’s typical high and low in °C, at the Braine station.
What a year in Coincy feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Braine.
About 663 mm of rain a year
December is the wettest month and April the driest. About 16 days a year bring 10 mm or more. 19th wettest of 24 towns of 2,500+ in Aisne.
Rain by month
Millimeters
A frosty town: 53 frosts and 50 days of 25°C a year
On about 53 nights a year the air drops to 0°C or below, and on about 5 days it stays below freezing all day. About 50 days a year reach 25°C, and 13 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Braine: 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 Braine
Braine is 22 km north of Coincy. Every figure on this page is the station’s, not a measurement in Coincy itself.
| Station (Météo-France number) | Braine (02110002) |
| Distance from the town | 22 km north |
| Station altitude | 61 m |
| Town altitude (its center) | 110 m |
| Period | 1991–2020 |
| Nearest station of any kind | 17 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 Coincy 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 Aisne.
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 |
|---|---|---|---|---|
| Coincy | Braine | 25.4°C | 1.4°C | 663 mm |
| Fère-en-Tardenois 7.7 km | same station | 25.4°C about the same | 1.4°C about the same | 663 mm |
| Château-Thierry 13 km | Blesmes | 24.4°C 1°C cooler | 0.8°C 0.6°C colder | 713 mm |
| Essômes-sur-Marne 15 km | Saint-Cyr/Morin-Bg | 25.5°C about the same | 1.0°C about the same | 815 mm |
| Dormans 19 km | Chambrecy-Civc | 25.4°C about the same | 0.4°C 1°C colder | 734 mm |
| Charly-sur-Marne 23 km | Saint-Cyr/Morin-Bg | 25.5°C about the same | 1.0°C about the same | 815 mm |
| Belleu 23 km | same station | 25.4°C about the same | 1.4°C about the same | 663 mm |
Coincy weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Braine station.
| Month | High | Low | Mean | Rain |
|---|---|---|---|---|
| January | 6.7°C | 1.4°C | 4.0°C | 59 mm |
| February | 8.0°C | 1.3°C | 4.6°C | 47 mm |
| March | 12.2°C | 2.9°C | 7.6°C | 49 mm |
| April | 16.0°C | 4.6°C | 10.3°C | 43 mm |
| May | 19.6°C | 8.2°C | 13.9°C | 60 mm |
| June | 22.8°C | 11.1°C | 17.0°C | 56 mm |
| July | 25.4°C | 13.1°C | 19.3°C | 61 mm |
| August | 25.2°C | 12.8°C | 19.0°C | 61 mm |
| September | 21.2°C | 10.0°C | 15.6°C | 46 mm |
| October | 16.1°C | 7.7°C | 11.9°C | 56 mm |
| November | 10.4°C | 4.4°C | 7.4°C | 54 mm |
| December | 7.2°C | 2.1°C | 4.6°C | 72 mm |
| Year | 15.9°C | 6.6°C | 11.3°C | 663 mm |
Where Coincy’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Braine, 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.
- Comparisons: every town of 2,500 or more in mainland France, read the same way; the dots are the towns of 2,500+ in Aisne.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Coincy’s climate
How warm does Coincy get in summer?
July is the warmest month, with average highs of 25.4°C. About 50 days a year reach 25°C, fewer than 68% of mainland French towns, and about 13 reach 30°C.
How cold does Coincy get in winter?
February nights average 1.3°C. The air drops to 0°C or below on about 53 nights a year, and about 5 days a year stay below freezing all day.
How much rain does Coincy get?
About 663 mm a year, less than 80% of mainland French towns. December is the wettest month (72 mm) and April the driest (43 mm).
Are these figures for Coincy itself?
No: they are the normals of the Météo-France station matched to Coincy, Braine, 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 BRAINE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Coincy →
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.