Summer warmth: Montjoie-Saint-Martin logs fewer 25-degree days than 93% of mainland French towns
Deep winter brings January lows near 2.4°C. It is a wet place: more rain falls here than on 82% of mainland French towns. Of all months, December brings the most rain and June the least. Expect about 37 frosty starts a year, nights when the air falls below freezing.
Figures from Météo-France’s Louvigné-du-Désert station, 13 km east.
A year in Montjoie-Saint-Martin at a glance
Each month’s typical high and low in °C, at the Louvigné-du-Désert station.
What a year in Montjoie-Saint-Martin feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Louvigné-du-Désert.
About 941 mm of rain a year
December is the wettest month and June the driest. About 28 days a year bring 10 mm or more. 26th wettest of 39 towns of 2,500+ in Manche.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Dinard
37 frosts and 27 days of 25°C a year
On about 37 nights a year the air drops to 0°C or below, and on about 2 days it stays below freezing all day. About 27 days a year reach 25°C, and 4 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Louvigné-du-Désert: 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 Louvigné-du-Désert
Louvigné-du-Désert is 13 km east of Montjoie-Saint-Martin. Every figure on this page is the station’s, not a measurement in Montjoie-Saint-Martin itself.
| Station (Météo-France number) | Louvigné-du-Désert (35162003) |
| Distance from the town | 13 km east |
| Station altitude | 153 m |
| Town altitude (its center) | 157 m |
| Period | 1991–2020 |
| Sunshine measured at | Dinard, 58 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 Montjoie-Saint-Martin 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 Manche.
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 |
|---|---|---|---|---|
| Montjoie-Saint-Martin | Louvigné-du-Désert | 22.9°C | 2.4°C | 941 mm |
| Saint-James 4.2 km | Pontorson | 23.1°C about the same | 3.4°C 1°C milder | 821 mm |
| Ducey-Les Chéris 11 km | Pontorson | 23.1°C about the same | 3.4°C 1°C milder | 821 mm |
| Louvigné-du-Désert 13 km | same station | 22.9°C about the same | 2.4°C about the same | 941 mm |
| Isigny-le-Buat 14 km | Saint-Hilaire-du-H | 23.7°C 0.8°C warmer | 2.7°C about the same | 930 mm |
| Maen Roch 14 km | Fougères | 23.3°C about the same | 3.2°C 0.8°C milder | 939 mm |
| Saint-Hilaire-du-Harcouët 14 km | Saint-Hilaire-du-H | 23.7°C 0.8°C warmer | 2.7°C about the same | 930 mm |
Montjoie-Saint-Martin weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Louvigné-du-Désert station; sunshine at Dinard.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.7°C | 2.4°C | 5.0°C | 91 mm | 69 |
| February | 8.6°C | 2.2°C | 5.4°C | 74 mm | 91 |
| March | 11.6°C | 3.8°C | 7.7°C | 68 mm | 133 |
| April | 14.5°C | 5.3°C | 9.9°C | 67 mm | 179 |
| May | 17.8°C | 8.5°C | 13.1°C | 70 mm | 203 |
| June | 20.9°C | 11.1°C | 16.0°C | 61 mm | 208 |
| July | 22.9°C | 12.7°C | 17.8°C | 63 mm | 221 |
| August | 22.9°C | 12.6°C | 17.7°C | 65 mm | 201 |
| September | 20.2°C | 10.3°C | 15.3°C | 73 mm | 170 |
| October | 15.8°C | 8.4°C | 12.1°C | 98 mm | 114 |
| November | 11.1°C | 5.1°C | 8.1°C | 103 mm | 80 |
| December | 8.3°C | 2.8°C | 5.5°C | 109 mm | 66 |
| Year | 15.2°C | 7.1°C | 11.1°C | 941 mm | 1,733 |
Where Montjoie-Saint-Martin’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Louvigné-du-Désert, 13 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, Dinard, 58 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 Manche.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Montjoie-Saint-Martin’s climate
How warm does Montjoie-Saint-Martin get in summer?
July is the warmest month, with average highs of 22.9°C. About 27 days a year reach 25°C, fewer than 93% of mainland French towns, and about 4 reach 30°C.
How cold does Montjoie-Saint-Martin get in winter?
February nights average 2.2°C. The air drops to 0°C or below on about 37 nights a year, and about 2 days a year stay below freezing all day.
How much rain does Montjoie-Saint-Martin get?
About 941 mm a year, more than 82% of mainland French towns. December is the wettest month (109 mm) and June the driest (61 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Dinard (58 km away), averages 1,733 hours of sunshine a year.
Are these figures for Montjoie-Saint-Martin itself?
No: they are the normals of the Météo-France station matched to Montjoie-Saint-Martin, Louvigné-du-Désert, 13 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 LOUVIGNE-DU-DESERT, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Montjoie-Saint-Martin →
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.