Le Collet-de-Dèze is among the wettest of mainland French towns: 1,612 mm of rain a year
The depth of winter brings overnight lows near 1.2°C. None of the 4 towns of 2,500+ in Lozère has warmer July afternoons. A year here swings 28°C from midwinter lows to midsummer highs. Frost greets about 46 mornings a year, so leave time to clear the car.
These are the figures of Météo-France’s Le Collet-Sauveplane station, 1.1 km north-east.
A year in Le Collet-de-Dèze at a glance
Each month’s typical high and low in °C, at the Le Collet-Sauveplane station.
What a year in Le Collet-de-Dèze feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Le Collet-Sauveplane.
About 1,612 mm of rain a year
November is the wettest month and July the driest. About 39 days a year bring 10 mm or more. The wettest of 4 towns of 2,500+ in Lozère.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Lanas Syn
46 frosts and 91 days of 25°C a year
On about 46 nights a year the air drops to 0°C or below, and on about under 1 days it stays below freezing all day. About 91 days a year reach 25°C, and 36 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Le Collet-Sauveplane: 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 Le Collet-Sauveplane
Le Collet-Sauveplane is 1.1 km north-east of Le Collet-de-Dèze. Every figure on this page is the station’s, not a measurement in Le Collet-de-Dèze itself.
| Station (Météo-France number) | Le Collet-Sauveplane (48051002) |
| Distance from the town | 1.1 km north-east |
| Station altitude | 490 m |
| Town altitude (its center) | 421 m |
| Period | 1991–2020 |
| Sunshine measured at | Lanas Syn, 47 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 Le Collet-de-Dèze 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 Lozère.
Nearby towns’ climate
The nearest towns of 2,500+ within 29 km, each with its own matched station.
| Town | Station | July high | January low | Rain a year |
|---|---|---|---|---|
| Le Collet-de-Dèze | Le Collet-Sauveplane | 29.0°C | 1.2°C | 1,612 mm |
| La Grand-Combe 9.2 km | Salindres | 30.9°C 1.9°C warmer | 1.1°C about the same | 1,092 mm |
| Bessèges 15 km | Salindres | 30.9°C 1.9°C warmer | 1.1°C about the same | 1,092 mm |
| Saint-Martin-de-Valgalgues 16 km | Salindres | 30.9°C 1.9°C warmer | 1.1°C about the same | 1,092 mm |
| Saint-Jean-du-Gard 17 km | Saint-Jean-du-Gard | 30.7°C 1.7°C warmer | 1.1°C about the same | 1,438 mm |
| Saint-Julien-les-Rosiers 17 km | Salindres | 30.9°C 1.9°C warmer | 1.1°C about the same | 1,092 mm |
| Alès 19 km | Saint-Christol-les-Alès | 32.5°C 3.5°C warmer | 1.5°C about the same | 1,047 mm |
Le Collet-de-Dèze weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Le Collet-Sauveplane station; sunshine at Lanas Syn.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 9.3°C | 1.2°C | 5.3°C | 139 mm | 131 |
| February | 10.6°C | 1.1°C | 5.8°C | 93 mm | 153 |
| March | 14.3°C | 3.6°C | 9.0°C | 104 mm | 208 |
| April | 17.0°C | 5.8°C | 11.4°C | 142 mm | 208 |
| May | 21.1°C | 9.2°C | 15.1°C | 132 mm | 246 |
| June | 25.7°C | 12.6°C | 19.2°C | 72 mm | 286 |
| July | 29.0°C | 14.7°C | 21.8°C | 44 mm | 314 |
| August | 28.7°C | 14.7°C | 21.7°C | 68 mm | 284 |
| September | 23.4°C | 11.3°C | 17.4°C | 167 mm | 220 |
| October | 17.9°C | 8.5°C | 13.2°C | 239 mm | 154 |
| November | 12.8°C | 4.5°C | 8.6°C | 259 mm | 125 |
| December | 9.9°C | 1.9°C | 5.9°C | 153 mm | 120 |
| Year | 18.3°C | 7.4°C | 12.9°C | 1,612 mm | 2,447 |
Where Le Collet-de-Dèze’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Le Collet-Sauveplane, 1.1 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, Lanas Syn, 47 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 Lozère.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Le Collet-de-Dèze’s climate
How warm does Le Collet-de-Dèze get in summer?
July is the warmest month, with average highs of 29.0°C. About 91 days a year reach 25°C, more than 83% of mainland French towns, and about 36 reach 30°C.
How cold does Le Collet-de-Dèze get in winter?
February nights average 1.1°C. The air drops to 0°C or below on about 46 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Le Collet-de-Dèze get?
About 1,612 mm a year, more than almost every mainland French town. November is the wettest month (259 mm) and July the driest (44 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Lanas Syn (47 km away), averages 2,447 hours of sunshine a year.
Are these figures for Le Collet-de-Dèze itself?
No: they are the normals of the Météo-France station matched to Le Collet-de-Dèze, Le Collet-Sauveplane, 1.1 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 LE COLLET-SAUVEPLANE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Le Collet-de-Dèze →
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.