Carcans is wetter than 87% of mainland French towns: 1,007 mm of rain a year
Expect July afternoons of about 27.0°C. From frosty January to warm July, readings climb 26°C. Warm days come often: about 89 a year reach 25°C, more than in 80% of mainland French towns. Homes need heating from November to March, the months averaging under 10°C.
These are the figures of Météo-France’s Salaunes station, 24 km south-east.
A year in Carcans at a glance
Each month’s typical high and low in °C, at the Salaunes station.
What a year in Carcans feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Salaunes.
About 1,007 mm of rain a year
November is the wettest month and July the driest. About 34 days a year bring 10 mm or more. 2nd wettest of 113 towns of 2,500+ in Gironde.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Pauillac
46 frosts and 89 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 89 days a year reach 25°C, and 27 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Salaunes: 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 Salaunes
Salaunes is 24 km south-east of Carcans. Every figure on this page is the station’s, not a measurement in Carcans itself.
| Station (Météo-France number) | Salaunes (33494001) |
| Distance from the town | 24 km south-east |
| Station altitude | 50 m |
| Town altitude (its center) | 20 m |
| Period | 1991–2020 |
| Sunshine measured at | Pauillac, 27 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 Carcans 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 Gironde.
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 |
|---|---|---|---|---|
| Carcans | Salaunes | 27.0°C | 2.4°C | 1,007 mm |
| Lacanau 11 km | same station | 27.0°C about the same | 2.4°C about the same | 1,007 mm |
| Hourtin 12 km | Vendays-Montalive | 25.8°C 1.2°C cooler | 3.4°C 1°C milder | 826 mm |
| Sainte-Hélène 18 km | same station | 27.0°C about the same | 2.4°C about the same | 1,007 mm |
| Saint-Laurent-Médoc 20 km | Pauillac | 26.7°C about the same | 4.0°C 1.6°C milder | 857 mm |
| Listrac-Médoc 21 km | Pauillac | 26.7°C about the same | 4.0°C 1.6°C milder | 857 mm |
| Castelnau-de-Médoc 21 km | same station | 27.0°C about the same | 2.4°C about the same | 1,007 mm |
Carcans weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Salaunes station; sunshine at Pauillac.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 10.8°C | 2.4°C | 6.5°C | 104 mm | 84 |
| February | 12.1°C | 1.9°C | 6.9°C | 81 mm | 126 |
| March | 15.7°C | 4.1°C | 9.9°C | 72 mm | 171 |
| April | 18.1°C | 6.0°C | 12.0°C | 78 mm | 205 |
| May | 21.8°C | 9.7°C | 15.8°C | 75 mm | 232 |
| June | 24.9°C | 12.9°C | 18.9°C | 72 mm | 251 |
| July | 27.0°C | 14.5°C | 20.7°C | 48 mm | 273 |
| August | 27.4°C | 14.2°C | 20.8°C | 59 mm | 255 |
| September | 24.2°C | 11.2°C | 17.7°C | 79 mm | 223 |
| October | 19.8°C | 9.0°C | 14.4°C | 90 mm | 158 |
| November | 14.3°C | 5.1°C | 9.7°C | 127 mm | 106 |
| December | 11.2°C | 2.6°C | 6.8°C | 123 mm | 92 |
| Year | 18.9°C | 7.8°C | 13.3°C | 1,007 mm | 2,175 |
Where Carcans’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Salaunes, 24 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, Pauillac, 27 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 Gironde.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Carcans’s climate
How warm does Carcans get in summer?
August is the warmest month, with average highs of 27.4°C. About 89 days a year reach 25°C, more than 80% of mainland French towns, and about 27 reach 30°C.
How cold does Carcans get in winter?
February nights average 1.9°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 Carcans get?
About 1,007 mm a year, more than 87% of mainland French towns. November is the wettest month (127 mm) and July the driest (48 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Pauillac (27 km away), averages 2,175 hours of sunshine a year.
Are these figures for Carcans itself?
No: they are the normals of the Météo-France station matched to Carcans, Salaunes, 24 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 SALAUNES, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Carcans →
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.