Lachapelle-Graillouse is among the frostiest of mainland French towns
Sunny July days climb to about 22.0°C. Winter and summer sit 26°C apart. Its July afternoons stay fresher than in 96% of mainland French towns. Wet days, with 1 mm of rain or more, come about 97 times a year.
These are the figures of Météo-France’s Saint-Paul-de-Tart station, 12 km west.
A year in Lachapelle-Graillouse at a glance
Each month’s typical high and low in °C, at the Saint-Paul-de-Tart station.
What a year in Lachapelle-Graillouse feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Saint-Paul-de-Tart.
About 788 mm of rain a year
November is the wettest month and February the driest. About 23 days a year bring 10 mm or more. 23rd wettest of 22 towns of 2,500+ in Ardèche.
Rain by month
Millimeters
A frosty town: 124 frosts and 24 days of 25°C a year
On about 124 nights a year the air drops to 0°C or below, and on about 28 days it stays below freezing all day. About 24 days a year reach 25°C, and 3 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Saint-Paul-de-Tart: 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 Saint-Paul-de-Tart
Saint-Paul-de-Tart is 12 km west of Lachapelle-Graillouse. Every figure on this page is the station’s, not a measurement in Lachapelle-Graillouse itself.
| Station (Météo-France number) | Saint-Paul-de-Tart (43215001) |
| Distance from the town | 12 km west |
| Station altitude | 1,146 m |
| Town altitude (its center) | 1,121 m |
| Period | 1991–2020 |
| Nearest station of any kind | 7.1 km |
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 Lachapelle-Graillouse 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 Ardèche.
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 |
|---|---|---|---|---|
| Lachapelle-Graillouse | Saint-Paul-de-Tart | 22.0°C | −3.5°C | 788 mm |
| Langogne 16 km | Cros Géorand | 23.3°C 1.3°C warmer | −3.5°C about the same | 1,410 mm |
| Coubon 23 km | Le Puy-Chadrac | 26.2°C 4.2°C warmer | −1.3°C 2.2°C milder | 632 mm |
| Saint-Germain-Laprade 26 km | Le Puy-Chadrac | 26.2°C 4.2°C warmer | −1.3°C 2.2°C milder | 632 mm |
| Vals-près-le-Puy 27 km | Le Puy-Chadrac | 26.2°C 4.2°C warmer | −1.3°C 2.2°C milder | 632 mm |
| Le Puy-en-Velay 27 km | Le Puy-Chadrac | 26.2°C 4.2°C warmer | −1.3°C 2.2°C milder | 632 mm |
| Brives-Charensac 27 km | Le Puy-Chadrac | 26.2°C 4.2°C warmer | −1.3°C 2.2°C milder | 632 mm |
Lachapelle-Graillouse weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Saint-Paul-de-Tart station.
| Month | High | Low | Mean | Rain |
|---|---|---|---|---|
| January | 2.9°C | −3.5°C | −0.3°C | 50 mm |
| February | 3.5°C | −3.7°C | −0.1°C | 34 mm |
| March | 7.6°C | −1.3°C | 3.1°C | 38 mm |
| April | 10.6°C | 1.0°C | 5.8°C | 74 mm |
| May | 14.7°C | 4.6°C | 9.7°C | 87 mm |
| June | 19.2°C | 8.0°C | 13.6°C | 74 mm |
| July | 22.0°C | 9.7°C | 15.9°C | 60 mm |
| August | 22.1°C | 9.8°C | 16.0°C | 63 mm |
| September | 17.1°C | 6.8°C | 11.9°C | 79 mm |
| October | 12.3°C | 4.4°C | 8.4°C | 80 mm |
| November | 6.6°C | 0.2°C | 3.4°C | 95 mm |
| December | 3.8°C | −2.5°C | 0.6°C | 53 mm |
| Year | 11.9°C | 2.8°C | 7.3°C | 788 mm |
Where Lachapelle-Graillouse’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Saint-Paul-de-Tart, 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.
- Comparisons: every town of 2,500 or more in mainland France, read the same way; the dots are the towns of 2,500+ in Ardèche.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Lachapelle-Graillouse’s climate
How warm does Lachapelle-Graillouse get in summer?
August is the warmest month, with average highs of 22.1°C. About 24 days a year reach 25°C, fewer than 93% of mainland French towns, and about 3 reach 30°C.
How cold does Lachapelle-Graillouse get in winter?
February nights average −3.7°C. The air drops to 0°C or below on about 124 nights a year, and about 28 days a year stay below freezing all day.
How much rain does Lachapelle-Graillouse get?
About 788 mm a year, more than 57% of mainland French towns. November is the wettest month (95 mm) and February the driest (34 mm).
Are these figures for Lachapelle-Graillouse itself?
No: they are the normals of the Météo-France station matched to Lachapelle-Graillouse, Saint-Paul-de-Tart, 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 ST-PAUL-DE-TART, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Lachapelle-Graillouse →
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.