Fewer days reach 25 degrees in Villiers-le-Sec than in 72% of mainland French towns
The depth of winter brings overnight lows near 2.3°C. A year here swings 23°C from midwinter lows to midsummer highs. Of the 76 towns of 2,500+ in Val-d'Oise, it is the wettest. Central heating does most of its work from November to March, in months below 10°C on average.
These are the figures of Météo-France’s Roissy station, 12 km south-east.
A year in Villiers-le-Sec at a glance
Each month’s typical high and low in °C, at the Roissy station.
What a year in Villiers-le-Sec feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Roissy.
About 694 mm of rain a year
December is the wettest month and April the driest. About 19 days a year bring 10 mm or more. The wettest of 76 towns of 2,500+ in Val-d'Oise.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Le Bourget
33 frosts and 47 days of 25°C a year
On about 33 nights a year the air drops to 0°C or below, and on about 5 days it stays below freezing all day. About 47 days a year reach 25°C, and 11 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Roissy: 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 Roissy
Roissy is 12 km south-east of Villiers-le-Sec. Every figure on this page is the station’s, not a measurement in Villiers-le-Sec itself.
| Station (Météo-France number) | Roissy (95527001) |
| Distance from the town | 12 km south-east |
| Station altitude | 108 m |
| Town altitude (its center) | 132 m |
| Period | 1991–2020 |
| Sunshine measured at | Le Bourget, 12 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 Villiers-le-Sec 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-d'Oise.
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 |
|---|---|---|---|---|
| Villiers-le-Sec | Roissy | 25.1°C | 2.3°C | 694 mm |
| Saint-Martin-du-Tertre 4.8 km | same station | 25.1°C about the same | 2.3°C about the same | 694 mm |
| Luzarches 4.9 km | same station | 25.1°C about the same | 2.3°C about the same | 694 mm |
| Ézanville 5.3 km | Le Bourget | 25.5°C about the same | 2.3°C about the same | 616 mm |
| Montsoult 5.6 km | same station | 25.1°C about the same | 2.3°C about the same | 694 mm |
| Écouen 5.6 km | Le Bourget | 25.5°C about the same | 2.3°C about the same | 616 mm |
| Viarmes 6 km | Le Bourget | 25.5°C about the same | 2.3°C about the same | 616 mm |
Villiers-le-Sec weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Roissy station; sunshine at Le Bourget.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.0°C | 2.3°C | 4.7°C | 57 mm | 57 |
| February | 8.2°C | 2.3°C | 5.3°C | 48 mm | 74 |
| March | 12.2°C | 4.5°C | 8.3°C | 50 mm | 129 |
| April | 15.8°C | 6.7°C | 11.2°C | 48 mm | 171 |
| May | 19.3°C | 10.0°C | 14.6°C | 67 mm | 189 |
| June | 22.6°C | 13.1°C | 17.8°C | 62 mm | 203 |
| July | 25.1°C | 15.1°C | 20.1°C | 60 mm | 213 |
| August | 25.1°C | 15.0°C | 20.1°C | 58 mm | 206 |
| September | 21.1°C | 12.1°C | 16.6°C | 50 mm | 162 |
| October | 16.2°C | 9.2°C | 12.7°C | 60 mm | 111 |
| November | 10.7°C | 5.4°C | 8.1°C | 60 mm | 64 |
| December | 7.5°C | 2.9°C | 5.2°C | 75 mm | 54 |
| Year | 15.9°C | 8.2°C | 12.1°C | 694 mm | 1,634 |
Where Villiers-le-Sec’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Roissy, 12 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, Le Bourget, 12 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-d'Oise.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Villiers-le-Sec’s climate
How warm does Villiers-le-Sec get in summer?
July is the warmest month, with average highs of 25.1°C. About 47 days a year reach 25°C, fewer than 72% of mainland French towns, and about 11 reach 30°C.
How cold does Villiers-le-Sec get in winter?
January nights average 2.3°C. The air drops to 0°C or below on about 33 nights a year, and about 5 days a year stay below freezing all day.
How much rain does Villiers-le-Sec get?
About 694 mm a year, less than 70% of mainland French towns. December is the wettest month (75 mm) and April the driest (48 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Le Bourget (12 km away), averages 1,634 hours of sunshine a year.
Are these figures for Villiers-le-Sec itself?
No: they are the normals of the Météo-France station matched to Villiers-le-Sec, Roissy, 12 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 ROISSY, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Villiers-le-Sec →
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.