Summer warmth: Cesny-les-Sources logs fewer 25-degree days than 93% of mainland French towns
Deep winter brings January lows near 2.1°C. It is a wet place: more rain falls here than on 67% of mainland French towns. Only 21°C separates winter nights from summer afternoons. Homes need heating from November to April, the months averaging under 10°C.
These are the figures of Météo-France’s Fresney le Vieu station, 4.2 km north.
A year in Cesny-les-Sources at a glance
Each month’s typical high and low in °C, at the Fresney le Vieu station.
What a year in Cesny-les-Sources feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Fresney le Vieu.
About 826 mm of rain a year
December is the wettest month and July the driest. About 23 days a year bring 10 mm or more. 16th wettest of 53 towns of 2,500+ in Calvados.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Caen-Carpiquet
41 frosts and 25 days of 25°C a year
On about 41 nights a year the air drops to 0°C or below, and on about 3 days it stays below freezing all day. About 25 days a year reach 25°C, and 4 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Fresney le Vieu: 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 Fresney le Vieu
Fresney le Vieu is 4.2 km north of Cesny-les-Sources. Every figure on this page is the station’s, not a measurement in Cesny-les-Sources itself.
| Station (Météo-France number) | Fresney le Vieu (14291002) |
| Distance from the town | 4.2 km north |
| Station altitude | 175 m |
| Town altitude (its center) | 146 m |
| Period | 1991–2020 |
| Sunshine measured at | Caen-Carpiquet, 24 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 Cesny-les-Sources 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 Calvados.
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 |
|---|---|---|---|---|
| Cesny-les-Sources | Fresney le Vieu | 22.8°C | 2.1°C | 826 mm |
| Thury-Harcourt-le-Hom 8.9 km | same station | 22.8°C about the same | 2.1°C about the same | 826 mm |
| Saint-Martin-de-May 15 km | Caen-Carpiquet | 22.9°C about the same | 2.9°C 0.8°C milder | 740 mm |
| Falaise 16 km | Damblainville | 23.6°C 0.8°C warmer | 2.5°C about the same | 717 mm |
| Bourguébus 17 km | Saint-Sylvain | 23.9°C 1.1°C warmer | 2.7°C 0.6°C milder | 681 mm |
| Condé-en-Normandie 19 km | Pierrefitte Cin | 23.5°C 0.7°C warmer | 2.3°C about the same | 807 mm |
| Ifs 19 km | Caen-Carpiquet | 22.9°C about the same | 2.9°C 0.8°C milder | 740 mm |
Cesny-les-Sources weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Fresney le Vieu station; sunshine at Caen-Carpiquet.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.5°C | 2.1°C | 4.8°C | 75 mm | 71 |
| February | 8.4°C | 1.9°C | 5.1°C | 57 mm | 90 |
| March | 11.3°C | 3.4°C | 7.3°C | 56 mm | 130 |
| April | 14.2°C | 4.6°C | 9.4°C | 58 mm | 179 |
| May | 17.4°C | 7.7°C | 12.5°C | 68 mm | 203 |
| June | 20.5°C | 10.4°C | 15.4°C | 59 mm | 213 |
| July | 22.8°C | 12.2°C | 17.5°C | 53 mm | 219 |
| August | 22.9°C | 12.3°C | 17.6°C | 66 mm | 205 |
| September | 20.0°C | 9.9°C | 14.9°C | 65 mm | 171 |
| October | 15.5°C | 7.9°C | 11.7°C | 88 mm | 117 |
| November | 11.0°C | 4.8°C | 7.9°C | 85 mm | 82 |
| December | 8.1°C | 2.6°C | 5.3°C | 96 mm | 67 |
| Year | 15.0°C | 6.7°C | 10.8°C | 826 mm | 1,746 |
Where Cesny-les-Sources’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Fresney le Vieu, 4.2 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, Caen-Carpiquet, 24 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 Calvados.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Cesny-les-Sources’s climate
How warm does Cesny-les-Sources get in summer?
August is the warmest month, with average highs of 22.9°C. About 25 days a year reach 25°C, fewer than 93% of mainland French towns, and about 4 reach 30°C.
How cold does Cesny-les-Sources get in winter?
February nights average 1.9°C. The air drops to 0°C or below on about 41 nights a year, and about 3 days a year stay below freezing all day.
How much rain does Cesny-les-Sources get?
About 826 mm a year, more than 67% of mainland French towns. December is the wettest month (96 mm) and July the driest (53 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Caen-Carpiquet (24 km away), averages 1,746 hours of sunshine a year.
Are these figures for Cesny-les-Sources itself?
No: they are the normals of the Météo-France station matched to Cesny-les-Sources, Fresney le Vieu, 4.2 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 FRESNEY LE VIEU, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Cesny-les-Sources →
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.