Hardly any mainland French towns wake to more frost than Issarlès
In July the day’s top temperature is typically 23.3°C. None of the 22 towns of 2,500+ in Ardèche gets more rain. Seasons differ by 27°C, from the coldest nights to the warmest afternoons. Picnics, hikes and garden evenings come into their own from June to August, with highs of 20–23°C.
Figures from Météo-France’s Cros Géorand station, 8.8 km south-east.
A year in Issarlès at a glance
Each month’s typical high and low in °C, at the Cros Géorand station.
What a year in Issarlès feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Cros Géorand.
About 1,410 mm of rain a year
November is the wettest month and August the driest. About 37 days a year bring 10 mm or more. The wettest of 22 towns of 2,500+ in Ardèche.
Rain by month
Millimeters
A frosty town: 130 frosts and 35 days of 25°C a year
On about 130 nights a year the air drops to 0°C or below, and on about 20 days it stays below freezing all day. About 35 days a year reach 25°C, and 4 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Cros Géorand: 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 Cros Géorand
Cros Géorand is 8.8 km south-east of Issarlès. Every figure on this page is the station’s, not a measurement in Issarlès itself.
| Station (Météo-France number) | Cros Géorand (07075001) |
| Distance from the town | 8.8 km south-east |
| Station altitude | 1,021 m |
| Town altitude (its center) | 1,001 m |
| Period | 1991–2020 |
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 Issarlès 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. 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 |
|---|---|---|---|---|
| Issarlès | Cros Géorand | 23.3°C | −3.5°C | 1,410 mm |
| Coubon 20 km | Le Puy-Chadrac | 26.2°C 2.9°C warmer | −1.3°C 2.2°C milder | 632 mm |
| Langogne 20 km | same station | 23.3°C about the same | −3.5°C about the same | 1,410 mm |
| Saint-Germain-Laprade 22 km | Le Puy-Chadrac | 26.2°C 2.9°C warmer | −1.3°C 2.2°C milder | 632 mm |
| Vals-près-le-Puy 24 km | Le Puy-Chadrac | 26.2°C 2.9°C warmer | −1.3°C 2.2°C milder | 632 mm |
| Brives-Charensac 24 km | Le Puy-Chadrac | 26.2°C 2.9°C warmer | −1.3°C 2.2°C milder | 632 mm |
| Le Puy-en-Velay 24 km | Le Puy-Chadrac | 26.2°C 2.9°C warmer | −1.3°C 2.2°C milder | 632 mm |
Issarlès weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Cros Géorand station.
| Month | High | Low | Mean | Rain |
|---|---|---|---|---|
| January | 4.1°C | −3.5°C | 0.3°C | 115 mm |
| February | 5.4°C | −3.7°C | 0.9°C | 76 mm |
| March | 9.5°C | −1.4°C | 4.0°C | 80 mm |
| April | 12.2°C | 0.9°C | 6.6°C | 127 mm |
| May | 16.2°C | 4.6°C | 10.4°C | 125 mm |
| June | 20.3°C | 8.0°C | 14.2°C | 87 mm |
| July | 23.3°C | 9.9°C | 16.6°C | 73 mm |
| August | 23.3°C | 9.4°C | 16.3°C | 71 mm |
| September | 18.4°C | 6.4°C | 12.4°C | 140 mm |
| October | 13.6°C | 4.3°C | 8.9°C | 181 mm |
| November | 8.0°C | 0.4°C | 4.2°C | 214 mm |
| December | 4.8°C | −2.5°C | 1.1°C | 121 mm |
| Year | 13.3°C | 2.7°C | 8.0°C | 1,410 mm |
Where Issarlès’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Cros Géorand, 8.8 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 Issarlès’s climate
How warm does Issarlès get in summer?
July is the warmest month, with average highs of 23.3°C. About 35 days a year reach 25°C, fewer than 86% of mainland French towns, and about 4 reach 30°C.
How cold does Issarlès get in winter?
February nights average −3.7°C. The air drops to 0°C or below on about 130 nights a year, and about 20 days a year stay below freezing all day.
How much rain does Issarlès get?
About 1,410 mm a year, more than 98% of mainland French towns. November is the wettest month (214 mm) and August the driest (71 mm).
Are these figures for Issarlès itself?
No: they are the normals of the Météo-France station matched to Issarlès, Cros Géorand, 8.8 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 CROS GEORAND, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Issarlès →
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.