Courteron gets more frosts than 93% of mainland French towns
In July the day’s top temperature is typically 26.0°C. By rainfall alone, it ranks wetter than 68% of mainland French towns. Of all months, October brings the most rain and February the least. Long walks are most pleasant from June to September, when afternoons reach 21–26°C.
These are the figures of Météo-France’s Châtillon/Seine station, 21 km south-east.
A year in Courteron at a glance
Each month’s typical high and low in °C, at the Châtillon/Seine station.
What a year in Courteron feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Châtillon/Seine.
About 833 mm of rain a year
October is the wettest month and February the driest. About 24 days a year bring 10 mm or more. 2nd wettest of 20 towns of 2,500+ in Aube.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Châtillon/Seine
A frosty town: 73 frosts and 57 days of 25°C a year
On about 73 nights a year the air drops to 0°C or below, and on about 7 days it stays below freezing all day. About 57 days a year reach 25°C, and 19 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Châtillon/Seine: 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 Châtillon/Seine
Châtillon/Seine is 21 km south-east of Courteron. Every figure on this page is the station’s, not a measurement in Courteron itself.
| Station (Météo-France number) | Châtillon/Seine (21154001) |
| Distance from the town | 21 km south-east |
| Station altitude | 262 m |
| Town altitude (its center) | 182 m |
| Period | 1991–2020 |
| Nearest station of any kind | 5.9 km |
| Sunshine measured at | the same station |
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 Courteron 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 Aube.
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 |
|---|---|---|---|---|
| Courteron | Châtillon/Seine | 26.0°C | −0.1°C | 833 mm |
| Bar-sur-Seine 12 km | Mesnil-Saint-Père | 25.9°C about the same | 0.9°C 1°C milder | 773 mm |
| Châtillon-sur-Seine 20 km | same station | 26.0°C about the same | −0.1°C about the same | 833 mm |
Courteron weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Châtillon/Seine station.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.2°C | −0.1°C | 3.1°C | 68 mm | 67 |
| February | 7.8°C | −0.3°C | 3.7°C | 59 mm | 90 |
| March | 12.0°C | 1.5°C | 6.8°C | 62 mm | 148 |
| April | 15.7°C | 3.5°C | 9.6°C | 62 mm | 183 |
| May | 19.6°C | 7.2°C | 13.4°C | 76 mm | 201 |
| June | 23.4°C | 10.5°C | 17.0°C | 67 mm | 229 |
| July | 26.0°C | 12.5°C | 19.3°C | 67 mm | 235 |
| August | 25.9°C | 12.4°C | 19.2°C | 62 mm | 215 |
| September | 21.3°C | 9.1°C | 15.2°C | 68 mm | 176 |
| October | 16.1°C | 6.8°C | 11.5°C | 81 mm | 121 |
| November | 10.2°C | 3.1°C | 6.6°C | 79 mm | 72 |
| December | 6.8°C | 0.8°C | 3.8°C | 81 mm | 57 |
| Year | 15.9°C | 5.6°C | 10.8°C | 833 mm | 1,792 |
Where Courteron’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Châtillon/Seine, 21 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, Châtillon/Seine, 21 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 Aube.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Courteron’s climate
How warm does Courteron get in summer?
July is the warmest month, with average highs of 26.0°C. About 57 days a year reach 25°C, fewer than 58% of mainland French towns, and about 19 reach 30°C.
How cold does Courteron get in winter?
February nights average −0.3°C. The air drops to 0°C or below on about 73 nights a year, and about 7 days a year stay below freezing all day.
How much rain does Courteron get?
About 833 mm a year, more than 68% of mainland French towns. October is the wettest month (81 mm) and February the driest (59 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Châtillon/Seine (21 km away), averages 1,792 hours of sunshine a year.
Are these figures for Courteron itself?
No: they are the normals of the Météo-France station matched to Courteron, Châtillon/Seine, 21 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 CHATILLON/SEINE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Courteron →
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.