Saint-Romain-Lachalm sits near the bottom of mainland French towns for winter warmth
Sunny July days climb to about 23.7°C. In July, afternoons here are cooler than in 87% of mainland French towns. Temperatures cover 26°C across the year, low to high. Gritters and ice scrapers earn their keep on roughly 91 nights a year below 0°C.
These are the figures of Météo-France’s Saint-Romain-Lachalm station, 0.8 km south-west.
A year in Saint-Romain-Lachalm at a glance
Each month’s typical high and low in °C, at the Saint-Romain-Lachalm station.
What a year in Saint-Romain-Lachalm feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Saint-Romain-Lachalm.
About 924 mm of rain a year
October is the wettest month and February the driest. About 28 days a year bring 10 mm or more. 4th wettest of 24 towns of 2,500+ in Haute-Loire.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Mazet-Volamont
A frosty town: 91 frosts and 40 days of 25°C a year
On about 91 nights a year the air drops to 0°C or below, and on about 22 days it stays below freezing all day. About 40 days a year reach 25°C, and 6 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Saint-Romain-Lachalm: 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-Romain-Lachalm
Saint-Romain-Lachalm is 0.8 km south-west of Saint-Romain-Lachalm. Every figure on this page is the station’s, not a measurement in Saint-Romain-Lachalm itself.
| Station (Météo-France number) | Saint-Romain-Lachalm (43223001) |
| Distance from the town | 0.8 km south-west |
| Station altitude | 902 m |
| Town altitude (its center) | 919 m |
| Period | 1991–2020 |
| Sunshine measured at | Mazet-Volamont, 28 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 Saint-Romain-Lachalm 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 Haute-Loire.
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 |
|---|---|---|---|---|
| Saint-Romain-Lachalm | Saint-Romain-Lachalm | 23.7°C | −1.7°C | 924 mm |
| Dunières 5.8 km | Monistrol-sur-Loire | 24.5°C 0.8°C warmer | −0.8°C 0.9°C milder | 822 mm |
| Saint-Didier-en-Velay 6.2 km | same station | 23.7°C about the same | −1.7°C about the same | 924 mm |
| Sainte-Sigolène 8.2 km | Monistrol-sur-Loire | 24.5°C 0.8°C warmer | −0.8°C 0.9°C milder | 822 mm |
| Saint-Just-Malmont 8.7 km | Monistrol-sur-Loire | 24.5°C 0.8°C warmer | −0.8°C 0.9°C milder | 822 mm |
| Saint-Genest-Malifaux 11 km | Tarentaise | 23.2°C 0.5°C cooler | −2.6°C 0.9°C colder | 1,128 mm |
| Monistrol-sur-Loire 13 km | Tiranges | 27.0°C 3.3°C warmer | −1.5°C about the same | 759 mm |
Saint-Romain-Lachalm weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Saint-Romain-Lachalm station; sunshine at Mazet-Volamont.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 4.4°C | −1.7°C | 1.4°C | 56 mm | 98 |
| February | 5.3°C | −1.8°C | 1.7°C | 45 mm | 122 |
| March | 9.3°C | 0.7°C | 5.0°C | 47 mm | 168 |
| April | 12.5°C | 3.1°C | 7.8°C | 77 mm | 182 |
| May | 16.7°C | 6.8°C | 11.7°C | 101 mm | 197 |
| June | 21.1°C | 10.4°C | 15.7°C | 87 mm | 234 |
| July | 23.7°C | 12.4°C | 18.0°C | 79 mm | 277 |
| August | 23.7°C | 12.4°C | 18.0°C | 75 mm | 250 |
| September | 18.7°C | 8.9°C | 13.8°C | 93 mm | 192 |
| October | 14.0°C | 6.2°C | 10.1°C | 103 mm | 138 |
| November | 8.1°C | 1.8°C | 4.9°C | 103 mm | 99 |
| December | 5.3°C | −0.6°C | 2.4°C | 58 mm | 100 |
| Year | 13.6°C | 4.9°C | 9.2°C | 924 mm | 2,057 |
Where Saint-Romain-Lachalm’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Saint-Romain-Lachalm, 0.8 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.
- Sunshine: the nearest station with at least 10 years of sunshine records, Mazet-Volamont, 28 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 Haute-Loire.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Saint-Romain-Lachalm’s climate
How warm does Saint-Romain-Lachalm get in summer?
July is the warmest month, with average highs of 23.7°C. About 40 days a year reach 25°C, fewer than 81% of mainland French towns, and about 6 reach 30°C.
How cold does Saint-Romain-Lachalm get in winter?
February nights average −1.8°C. The air drops to 0°C or below on about 91 nights a year, and about 22 days a year stay below freezing all day.
How much rain does Saint-Romain-Lachalm get?
About 924 mm a year, more than 81% of mainland French towns. October is the wettest month (103 mm) and February the driest (45 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Mazet-Volamont (28 km away), averages 2,057 hours of sunshine a year.
Are these figures for Saint-Romain-Lachalm itself?
No: they are the normals of the Météo-France station matched to Saint-Romain-Lachalm, Saint-Romain-Lachalm, 0.8 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 ST-ROMAIN-LACHALM, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Saint-Romain-Lachalm →
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.