Less rain falls on Châtillon-la-Borde than on 81% of mainland French towns: 658 mm a year
The warmest part of a July day comes in at 25.6°C on average. Days of 25°C are scarce: about 52 a year, fewer than in 66% of mainland French towns. No month is much wetter than another: December, the wettest, gets little more than February, the driest. Windscreens need scraping on about 47 mornings a year, the nights the air drops below 0°C.
These are the figures of Météo-France’s Melun station, 14 km north-west.
A year in Châtillon-la-Borde at a glance
Each month’s typical high and low in °C, at the Melun station.
What a year in Châtillon-la-Borde feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Melun.
About 658 mm of rain a year
December is the wettest month and February the driest. About 17 days a year bring 10 mm or more. 102nd wettest of 116 towns of 2,500+ in Seine-et-Marne.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Melun
47 frosts and 52 days of 25°C a year
On about 47 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 Melun: 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 Melun
Melun is 14 km north-west of Châtillon-la-Borde. Every figure on this page is the station’s, not a measurement in Châtillon-la-Borde itself.
| Station (Météo-France number) | Melun (77306001) |
| Distance from the town | 14 km north-west |
| Station altitude | 91 m |
| Town altitude (its center) | 100 m |
| Period | 1991–2020 |
| 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 Châtillon-la-Borde 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 Seine-et-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 |
|---|---|---|---|---|
| Châtillon-la-Borde | Melun | 25.6°C | 1.6°C | 658 mm |
| Le Châtelet-en-Brie 4.3 km | same station | 25.6°C about the same | 1.6°C about the same | 658 mm |
| Mormant 9.4 km | Nangis | 25.3°C about the same | 1.3°C about the same | 704 mm |
| Héricy 10 km | Fontainebleau | 26.3°C 0.7°C warmer | 0.5°C 1.1°C colder | 740 mm |
| Chartrettes 10 km | Fontainebleau | 26.3°C 0.7°C warmer | 0.5°C 1.1°C colder | 740 mm |
| Vaux-le-Pénil 11 km | Seine-Port | 25.9°C about the same | 1.0°C 0.6°C colder | 673 mm |
| Guignes 12 km | same station | 25.6°C about the same | 1.6°C about the same | 658 mm |
Châtillon-la-Borde weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Melun station.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.9°C | 1.6°C | 4.2°C | 51 mm | 60 |
| February | 8.3°C | 1.4°C | 4.9°C | 46 mm | 83 |
| March | 12.5°C | 3.4°C | 7.9°C | 47 mm | 143 |
| April | 16.2°C | 5.4°C | 10.8°C | 49 mm | 188 |
| May | 19.7°C | 9.0°C | 14.3°C | 62 mm | 216 |
| June | 23.0°C | 12.1°C | 17.5°C | 58 mm | 226 |
| July | 25.6°C | 13.9°C | 19.8°C | 59 mm | 235 |
| August | 25.5°C | 13.7°C | 19.6°C | 54 mm | 225 |
| September | 21.4°C | 10.7°C | 16.0°C | 54 mm | 180 |
| October | 16.3°C | 8.1°C | 12.2°C | 59 mm | 119 |
| November | 10.6°C | 4.5°C | 7.6°C | 56 mm | 68 |
| December | 7.3°C | 2.2°C | 4.7°C | 63 mm | 54 |
| Year | 16.1°C | 7.2°C | 11.6°C | 658 mm | 1,798 |
Where Châtillon-la-Borde’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Melun, 14 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, Melun, 14 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 Seine-et-Marne.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Châtillon-la-Borde’s climate
How warm does Châtillon-la-Borde get in summer?
July is the warmest month, with average highs of 25.6°C. About 52 days a year reach 25°C, fewer than 66% of mainland French towns, and about 13 reach 30°C.
How cold does Châtillon-la-Borde get in winter?
February nights average 1.4°C. The air drops to 0°C or below on about 47 nights a year, and about 5 days a year stay below freezing all day.
How much rain does Châtillon-la-Borde get?
About 658 mm a year, less than 81% of mainland French towns. December is the wettest month (63 mm) and February the driest (46 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Melun (14 km away), averages 1,798 hours of sunshine a year.
Are these figures for Châtillon-la-Borde itself?
No: they are the normals of the Météo-France station matched to Châtillon-la-Borde, Melun, 14 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 MELUN, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Châtillon-la-Borde →
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.