Sainte-Geneviève sits near the bottom of mainland French towns for July heat
The depth of winter brings overnight lows near 3.9°C. Of all months, December brings the most rain and July the least. Frosty nights are scarcer than in 96% of mainland French towns. For walks and days out, the stretch from June to September brings highs of 18–20°C.
Figures from Météo-France’s Gonneville station, 11 km west.
A year in Sainte-Geneviève at a glance
Each month’s typical high and low in °C, at the Gonneville station.
What a year in Sainte-Geneviève feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Gonneville.
About 940 mm of rain a year
December is the wettest month and July 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 Caen-Carpiquet
13 frosts and 6 days of 25°C a year
On about 13 nights a year the air drops to 0°C or below, and on about under 1 days it stays below freezing all day. About 6 days a year reach 25°C, and under 1 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Gonneville: 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 Gonneville
Gonneville is 11 km west of Sainte-Geneviève. Every figure on this page is the station’s, not a measurement in Sainte-Geneviève itself.
| Station (Météo-France number) | Gonneville (50209001) |
| Distance from the town | 11 km west |
| Station altitude | 134 m |
| Town altitude (its center) | 19 m |
| Period | 1991–2020 |
| Nearest station of any kind | 2.2 km |
| Sunshine measured at | Caen-Carpiquet, 82 km away |
Sainte-Geneviève sits 115 m lower than the station. Air usually warms by about 0.65°C every 100 m you go down, so expect Sainte-Geneviève to run about 0.7°C warmer than these figures.
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 Sainte-Geneviève 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, each with its own matched station.
| Town | Station | July high | January low | Rain a year |
|---|---|---|---|---|
| Sainte-Geneviève | Gonneville | 20.0°C | 3.9°C | 940 mm |
| Valognes 21 km | Cherbourg-Homet | 20.2°C about the same | 5.4°C 1.5°C milder | 964 mm |
| Cherbourg-en-Cotentin 23 km | Cherbourg-Homet | 20.2°C about the same | 5.4°C 1.5°C milder | 964 mm |
| Sainte-Mère-Église 28 km | Sainte-Marie du Mo | 21.6°C 1.6°C warmer | 3.6°C about the same | 890 mm |
Sainte-Geneviève weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Gonneville station; sunshine at Caen-Carpiquet.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 8.2°C | 3.9°C | 6.0°C | 102 mm | 71 |
| February | 8.4°C | 3.6°C | 6.0°C | 75 mm | 90 |
| March | 10.2°C | 4.8°C | 7.5°C | 65 mm | 130 |
| April | 12.5°C | 6.1°C | 9.3°C | 60 mm | 179 |
| May | 15.2°C | 8.7°C | 12.0°C | 57 mm | 203 |
| June | 18.1°C | 11.2°C | 14.6°C | 52 mm | 213 |
| July | 20.0°C | 13.1°C | 16.5°C | 49 mm | 219 |
| August | 20.2°C | 13.4°C | 16.8°C | 62 mm | 205 |
| September | 18.2°C | 12.0°C | 15.1°C | 69 mm | 171 |
| October | 15.1°C | 9.6°C | 12.3°C | 112 mm | 117 |
| November | 11.4°C | 6.7°C | 9.0°C | 114 mm | 82 |
| December | 9.0°C | 4.6°C | 6.8°C | 125 mm | 67 |
| Year | 13.9°C | 8.1°C | 11.0°C | 940 mm | 1,746 |
Where Sainte-Geneviève’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Gonneville, 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, Caen-Carpiquet, 82 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 Sainte-Geneviève’s climate
How warm does Sainte-Geneviève get in summer?
August is the warmest month, with average highs of 20.2°C. About 6 days a year reach 25°C, fewer than almost every mainland French town, and about under 1 reach 30°C.
How cold does Sainte-Geneviève get in winter?
February nights average 3.6°C. The air drops to 0°C or below on about 13 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Sainte-Geneviève get?
About 940 mm a year, more than 82% of mainland French towns. December is the wettest month (125 mm) and July the driest (49 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Caen-Carpiquet (82 km away), averages 1,746 hours of sunshine a year.
Are these figures for Sainte-Geneviève itself?
No: they are the normals of the Météo-France station matched to Sainte-Geneviève, Gonneville, 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 GONNEVILLE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Sainte-Geneviève →
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.