Midwinter lows in Saint-Marcel sink below those of 80% of mainland French towns
July afternoons average 27.8°C. Its yearly rainfall tops that of 78% of mainland French towns. The gap between a January night and a July afternoon is 27°C. Homes need heating from November to March, the months averaging under 10°C.
Figures from Météo-France’s Marlieux station, 11 km north-east.
A year in Saint-Marcel at a glance
Each month’s typical high and low in °C, at the Marlieux station.
What a year in Saint-Marcel feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Marlieux.
About 909 mm of rain a year
October is the wettest month and February the driest. About 28 days a year bring 10 mm or more. 35th wettest of 60 towns of 2,500+ in Ain.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Lyon-Bron
A frosty town: 55 frosts and 81 days of 25°C a year
On about 55 nights a year the air drops to 0°C or below, and on about 9 days it stays below freezing all day. About 81 days a year reach 25°C, and 29 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Marlieux: 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 Marlieux
Marlieux is 11 km north-east of Saint-Marcel. Every figure on this page is the station’s, not a measurement in Saint-Marcel itself.
| Station (Météo-France number) | Marlieux (01235001) |
| Distance from the town | 11 km north-east |
| Station altitude | 277 m |
| Town altitude (its center) | 289 m |
| Period | 1991–2020 |
| Sunshine measured at | Lyon-Bron, 26 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-Marcel 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 Ain.
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-Marcel | Marlieux | 27.8°C | 0.5°C | 909 mm |
| Saint-André-de-Corcy 3.4 km | same station | 27.8°C about the same | 0.5°C about the same | 909 mm |
| Villars-les-Dombes 6.9 km | same station | 27.8°C about the same | 0.5°C about the same | 909 mm |
| Montluel 11 km | Lyon-Saint-Exupery | 27.5°C about the same | 1.1°C 0.6°C milder | 863 mm |
| La Boisse 12 km | Lyon-Bron | 28.2°C about the same | 1.1°C 0.6°C milder | 821 mm |
| Montanay 12 km | Pommiers | 27.7°C about the same | 1.0°C 0.5°C milder | 778 mm |
| Dagneux 13 km | Lyon-Saint-Exupery | 27.5°C about the same | 1.1°C 0.6°C milder | 863 mm |
Saint-Marcel weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Marlieux station; sunshine at Lyon-Bron.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.2°C | 0.5°C | 3.4°C | 62 mm | 71 |
| February | 8.1°C | 0.6°C | 4.4°C | 53 mm | 102 |
| March | 13.1°C | 3.2°C | 8.2°C | 56 mm | 174 |
| April | 16.8°C | 5.9°C | 11.4°C | 75 mm | 198 |
| May | 21.1°C | 9.9°C | 15.5°C | 83 mm | 224 |
| June | 25.3°C | 13.2°C | 19.3°C | 77 mm | 257 |
| July | 27.8°C | 14.8°C | 21.3°C | 81 mm | 288 |
| August | 27.7°C | 14.4°C | 21.1°C | 71 mm | 263 |
| September | 22.8°C | 11.1°C | 17.0°C | 86 mm | 204 |
| October | 17.2°C | 8.4°C | 12.8°C | 103 mm | 131 |
| November | 10.6°C | 4.0°C | 7.3°C | 96 mm | 79 |
| December | 6.8°C | 1.4°C | 4.1°C | 67 mm | 59 |
| Year | 17.0°C | 7.3°C | 12.2°C | 909 mm | 2,050 |
Where Saint-Marcel’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Marlieux, 11 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, Lyon-Bron, 26 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 Ain.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Saint-Marcel’s climate
How warm does Saint-Marcel get in summer?
July is the warmest month, with average highs of 27.8°C. About 81 days a year reach 25°C, more than 72% of mainland French towns, and about 29 reach 30°C.
How cold does Saint-Marcel get in winter?
January nights average 0.5°C. The air drops to 0°C or below on about 55 nights a year, and about 9 days a year stay below freezing all day.
How much rain does Saint-Marcel get?
About 909 mm a year, more than 78% of mainland French towns. October is the wettest month (103 mm) and February the driest (53 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Lyon-Bron (26 km away), averages 2,050 hours of sunshine a year.
Are these figures for Saint-Marcel itself?
No: they are the normals of the Météo-France station matched to Saint-Marcel, Marlieux, 11 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 MARLIEUX, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Saint-Marcel →
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.