Dry weather: only 630 mm a year falls on Marcilly-le-Châtel, less than on 90% of mainland French towns
The warmest part of a July day comes in at 27.4°C on average. The year swings widely: the coldest month’s nights and the warmest month’s afternoons are 28°C apart. By January nights alone, it runs colder than 88% of mainland French towns. Waterproofs come out on about 96 days a year, each with 1 mm of rain or more.
These are the figures of Météo-France’s Boën-sur-Lignon station, 7.7 km north.
A year in Marcilly-le-Châtel at a glance
Each month’s typical high and low in °C, at the Boën-sur-Lignon station.
What a year in Marcilly-le-Châtel feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Boën-sur-Lignon.
About 630 mm of rain a year
May is the wettest month and February the driest. About 17 days a year bring 10 mm or more. 53rd wettest of 53 towns of 2,500+ in Loire.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Saint-Étienne-Bouthéon
A frosty town: 65 frosts and 77 days of 25°C a year
On about 65 nights a year the air drops to 0°C or below, and on about 7 days it stays below freezing all day. About 77 days a year reach 25°C, and 29 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Boën-sur-Lignon: 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 Boën-sur-Lignon
Boën-sur-Lignon is 7.7 km north of Marcilly-le-Châtel. Every figure on this page is the station’s, not a measurement in Marcilly-le-Châtel itself.
| Station (Météo-France number) | Boën-sur-Lignon (42019004) |
| Distance from the town | 7.7 km north |
| Station altitude | 448 m |
| Town altitude (its center) | 459 m |
| Period | 1993–2020 (the station’s own record) |
| Sunshine measured at | Saint-Étienne-Bouthéon, 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 Marcilly-le-Châtel 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 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 |
|---|---|---|---|---|
| Marcilly-le-Châtel | Boën-sur-Lignon | 27.4°C | −0.3°C | 630 mm |
| Boën-sur-Lignon 6.9 km | same station | 27.4°C about the same | −0.3°C about the same | 630 mm |
| Montbrison 9.6 km | Savigneux | 26.5°C 0.9°C cooler | −1.0°C 0.7°C colder | 665 mm |
| Savigneux 9.7 km | Savigneux | 26.5°C 0.9°C cooler | −1.0°C 0.7°C colder | 665 mm |
| Feurs 16 km | Feurs | 27.3°C about the same | 0.2°C 0.5°C milder | 650 mm |
| Saint-Romain-le-Puy 17 km | Savigneux | 26.5°C 0.9°C cooler | −1.0°C 0.7°C colder | 665 mm |
| Montrond-les-Bains 17 km | Feurs | 27.3°C about the same | 0.2°C 0.5°C milder | 650 mm |
Marcilly-le-Châtel weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Boën-sur-Lignon station; sunshine at Saint-Étienne-Bouthéon.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.2°C | −0.3°C | 3.5°C | 31 mm | 81 |
| February | 8.9°C | −0.1°C | 4.4°C | 27 mm | 109 |
| March | 13.4°C | 2.3°C | 7.8°C | 28 mm | 162 |
| April | 16.9°C | 4.9°C | 10.9°C | 44 mm | 186 |
| May | 21.0°C | 8.6°C | 14.8°C | 76 mm | 214 |
| June | 25.2°C | 12.0°C | 18.6°C | 65 mm | 241 |
| July | 27.4°C | 13.8°C | 20.6°C | 73 mm | 275 |
| August | 27.2°C | 13.5°C | 20.4°C | 73 mm | 259 |
| September | 22.5°C | 10.1°C | 16.3°C | 60 mm | 193 |
| October | 17.7°C | 7.3°C | 12.5°C | 59 mm | 135 |
| November | 11.2°C | 3.0°C | 7.1°C | 59 mm | 88 |
| December | 7.8°C | 0.3°C | 4.1°C | 34 mm | 76 |
| Year | 17.2°C | 6.3°C | 11.8°C | 630 mm | 2,018 |
Where Marcilly-le-Châtel’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Boën-sur-Lignon, 7.7 km away: statistics for 1991–2020 (the station’s own years, 1993–2020, where its record is shorter).
- 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, Saint-Étienne-Bouthéon, 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 Loire.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Marcilly-le-Châtel’s climate
How warm does Marcilly-le-Châtel get in summer?
July is the warmest month, with average highs of 27.4°C. About 77 days a year reach 25°C, more than 70% of mainland French towns, and about 29 reach 30°C.
How cold does Marcilly-le-Châtel get in winter?
January nights average −0.3°C. The air drops to 0°C or below on about 65 nights a year, and about 7 days a year stay below freezing all day.
How much rain does Marcilly-le-Châtel get?
About 630 mm a year, less than 90% of mainland French towns. May is the wettest month (76 mm) and February the driest (27 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Saint-Étienne-Bouthéon (26 km away), averages 2,018 hours of sunshine a year.
Are these figures for Marcilly-le-Châtel itself?
No: they are the normals of the Météo-France station matched to Marcilly-le-Châtel, Boën-sur-Lignon, 7.7 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 BOEN SUR LIGNON, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Marcilly-le-Châtel →
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.