January in Mercy bites harder than in 78% of mainland French towns
Peak summer warmth arrives in July, with afternoons near 26.3°C. Winter and summer sit 26°C apart. Garden chairs stay out from May to September, the months with highs of 20–26°C.
These are the figures of Météo-France’s Montbeugny station, 12 km north-west.
A year in Mercy at a glance
Each month’s typical high and low in °C, at the Montbeugny station.
What a year in Mercy feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Montbeugny.
About 754 mm of rain a year
May is the wettest month and February the driest. About 22 days a year bring 10 mm or more. 19th wettest of 21 towns of 2,500+ in Allier.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Vichy-Charmeil
A frosty town: 55 frosts and 62 days of 25°C a year
On about 55 nights a year the air drops to 0°C or below, and on about 6 days it stays below freezing all day. About 62 days a year reach 25°C, and 19 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Montbeugny: 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 Montbeugny
Montbeugny is 12 km north-west of Mercy. Every figure on this page is the station’s, not a measurement in Mercy itself.
| Station (Météo-France number) | Montbeugny (03180001) |
| Distance from the town | 12 km north-west |
| Station altitude | 275 m |
| Town altitude (its center) | 271 m |
| Period | 1991–2020 |
| Sunshine measured at | Vichy-Charmeil, 34 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 Mercy 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 Allier.
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 |
|---|---|---|---|---|
| Mercy | Montbeugny | 26.3°C | 0.7°C | 754 mm |
| Dompierre-sur-Besbre 14 km | Diou | 27.2°C 0.9°C warmer | 0.9°C about the same | 819 mm |
| Yzeure 18 km | Yzeure | 27.0°C 0.7°C warmer | 0.8°C about the same | 796 mm |
| Varennes-sur-Allier 18 km | Paray-sous-Briailles | 27.4°C 1.1°C warmer | 0.3°C about the same | 745 mm |
| Moulins 19 km | Yzeure | 27.0°C 0.7°C warmer | 0.8°C about the same | 796 mm |
| Avermes 22 km | Yzeure | 27.0°C 0.7°C warmer | 0.8°C about the same | 796 mm |
| Lapalisse 24 km | Saint-Didier | 26.2°C about the same | 0.1°C 0.6°C colder | 763 mm |
Mercy weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Montbeugny station; sunshine at Vichy-Charmeil.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.0°C | 0.7°C | 3.8°C | 51 mm | 72 |
| February | 8.4°C | 0.7°C | 4.6°C | 44 mm | 97 |
| March | 12.9°C | 3.0°C | 8.0°C | 47 mm | 156 |
| April | 16.1°C | 5.3°C | 10.7°C | 64 mm | 181 |
| May | 20.0°C | 9.0°C | 14.5°C | 82 mm | 204 |
| June | 23.9°C | 12.5°C | 18.2°C | 68 mm | 225 |
| July | 26.3°C | 14.3°C | 20.3°C | 62 mm | 254 |
| August | 26.4°C | 14.1°C | 20.3°C | 64 mm | 245 |
| September | 21.9°C | 10.6°C | 16.2°C | 67 mm | 190 |
| October | 16.8°C | 7.9°C | 12.3°C | 70 mm | 128 |
| November | 10.9°C | 3.8°C | 7.4°C | 77 mm | 80 |
| December | 7.5°C | 1.3°C | 4.4°C | 60 mm | 61 |
| Year | 16.5°C | 6.9°C | 11.7°C | 754 mm | 1,892 |
Where Mercy’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Montbeugny, 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.
- Sunshine: the nearest station with at least 10 years of sunshine records, Vichy-Charmeil, 34 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 Allier.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Mercy’s climate
How warm does Mercy get in summer?
August is the warmest month, with average highs of 26.4°C. About 62 days a year reach 25°C, more than 53% of mainland French towns, and about 19 reach 30°C.
How cold does Mercy get in winter?
January nights average 0.7°C. The air drops to 0°C or below on about 55 nights a year, and about 6 days a year stay below freezing all day.
How much rain does Mercy get?
About 754 mm a year, less than 50% of mainland French towns. May is the wettest month (82 mm) and February the driest (44 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Vichy-Charmeil (34 km away), averages 1,892 hours of sunshine a year.
Are these figures for Mercy itself?
No: they are the normals of the Météo-France station matched to Mercy, Montbeugny, 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 MONTBEUGNY, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Mercy →
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.