Photo: Chabe01 · CC BY-SA 4.0Dry weather: only 607 mm a year falls on Ablon-sur-Seine, less than on 95% of mainland French towns
January mornings start at about 2.8°C. Only about 27 nights a year bring a frost, fewer than in 81% of mainland French towns. Seasons differ by 24°C, from the coldest nights to the warmest afternoons. The heating season runs November to March: each of those months averages under 10°C.
These are the figures of Météo-France’s Choisy-le-Roi station, 4 km north.
A year in Ablon-sur-Seine at a glance
Each month’s typical high and low in °C, at the Choisy-le-Roi station.
What a year in Ablon-sur-Seine feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Choisy-le-Roi.
About 607 mm of rain a year
December is the wettest month and September the driest. About 14 days a year bring 10 mm or more. 41st wettest of 47 towns of 2,500+ in Val-de-Marne.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Orly
27 frosts and 62 days of 25°C a year
On about 27 nights a year the air drops to 0°C or below, and on about 3 days it stays below freezing all day. About 62 days a year reach 25°C, and 18 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Choisy-le-Roi: 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 Choisy-le-Roi
Choisy-le-Roi is 4 km north of Ablon-sur-Seine. Every figure on this page is the station’s, not a measurement in Ablon-sur-Seine itself.
| Station (Météo-France number) | Choisy-le-Roi (94022001) |
| Distance from the town | 4 km north |
| Station altitude | 34 m |
| Town altitude (its center) | 35 m |
| Period | 1991–2020 |
| Nearest station of any kind | 1.9 km |
| Sunshine measured at | Orly, 1.9 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 Ablon-sur-Seine 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 Val-de-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 |
|---|---|---|---|---|
| Ablon-sur-Seine | Choisy-le-Roi | 26.2°C | 2.8°C | 607 mm |
| Villeneuve-le-Roi 1.2 km | same station | 26.2°C about the same | 2.8°C about the same | 607 mm |
| Vigneux-sur-Seine 2.6 km | Orly | 25.8°C about the same | 2.1°C 0.7°C colder | 622 mm |
| Orly 2.7 km | same station | 26.2°C about the same | 2.8°C about the same | 607 mm |
| Villeneuve-Saint-Georges 2.9 km | same station | 26.2°C about the same | 2.8°C about the same | 607 mm |
| Crosne 3.2 km | Limeil | 26.5°C about the same | 2.2°C 0.6°C colder | 656 mm |
| Athis-Mons 3.4 km | Orly | 25.8°C about the same | 2.1°C 0.7°C colder | 622 mm |
Ablon-sur-Seine weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Choisy-le-Roi station; sunshine at Orly.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.7°C | 2.8°C | 5.3°C | 50 mm | 53 |
| February | 8.9°C | 2.7°C | 5.8°C | 43 mm | 85 |
| March | 12.8°C | 4.8°C | 8.8°C | 43 mm | 153 |
| April | 16.9°C | 7.3°C | 12.1°C | 45 mm | 203 |
| May | 20.5°C | 10.7°C | 15.6°C | 59 mm | 217 |
| June | 23.8°C | 13.9°C | 18.9°C | 55 mm | 224 |
| July | 26.2°C | 15.8°C | 21.0°C | 53 mm | 247 |
| August | 26.2°C | 15.6°C | 20.9°C | 53 mm | 221 |
| September | 21.9°C | 12.5°C | 17.2°C | 43 mm | 186 |
| October | 16.6°C | 9.2°C | 12.9°C | 52 mm | 117 |
| November | 11.1°C | 5.6°C | 8.4°C | 53 mm | 62 |
| December | 8.1°C | 3.3°C | 5.7°C | 60 mm | 64 |
| Year | 16.7°C | 8.7°C | 12.7°C | 607 mm | 1,831 |
Where Ablon-sur-Seine’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Choisy-le-Roi, 4 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, Orly, 1.9 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 Val-de-Marne.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Ablon-sur-Seine’s climate
How warm does Ablon-sur-Seine get in summer?
July is the warmest month, with average highs of 26.2°C. About 62 days a year reach 25°C, more than 53% of mainland French towns, and about 18 reach 30°C.
How cold does Ablon-sur-Seine get in winter?
February nights average 2.7°C. The air drops to 0°C or below on about 27 nights a year, and about 3 days a year stay below freezing all day.
How much rain does Ablon-sur-Seine get?
About 607 mm a year, less than 95% of mainland French towns. December is the wettest month (60 mm) and September the driest (43 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Orly (1.9 km away), averages 1,831 hours of sunshine a year.
Are these figures for Ablon-sur-Seine itself?
No: they are the normals of the Météo-France station matched to Ablon-sur-Seine, Choisy-le-Roi, 4 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 CHOISY-LE-ROI, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Ablon-sur-Seine →
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.