Weather without surprises: Caumont keeps close to the norm for mainland French towns
July afternoons reach 25.2°C on a typical day and January nights drop to 2.7°C; 844 mm of rain falls in a year. By rainfall alone, it ranks wetter than 69% of mainland French towns. Winter and summer sit 23°C apart. Expect about 37 frosty starts a year, nights when the air falls below freezing.
These are the figures of Météo-France’s Jumièges station, 10 km north-west.
A year in Caumont at a glance
Each month’s typical high and low in °C, at the Jumièges station.
What a year in Caumont feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Jumièges.
About 844 mm of rain a year
December is the wettest month and April the driest. About 24 days a year bring 10 mm or more. 4th wettest of 39 towns of 2,500+ in Eure.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Rouen-Boos
37 frosts and 52 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 52 days a year reach 25°C, and 14 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Jumièges: 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 Jumièges
Jumièges is 10 km north-west of Caumont. Every figure on this page is the station’s, not a measurement in Caumont itself.
| Station (Météo-France number) | Jumièges (76378001) |
| Distance from the town | 10 km north-west |
| Station altitude | 30 m |
| Town altitude (its center) | 133 m |
| Period | 1991–2020 |
| Sunshine measured at | Rouen-Boos, 20 km away |
Caumont sits 103 m higher than the station. Air usually cools by about 0.65°C every 100 m, so expect Caumont to run about 0.7°C cooler 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 Caumont 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 Eure.
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 |
|---|---|---|---|---|
| Caumont | Jumièges | 25.2°C | 2.7°C | 844 mm |
| Bourg-Achard 6.8 km | same station | 25.2°C about the same | 2.7°C about the same | 844 mm |
| Grand Bourgtheroulde 7 km | Brionne | 25.0°C about the same | 1.7°C 1°C colder | 792 mm |
| Grand-Couronne 7.5 km | Rouen - Jardin | 25.9°C 0.7°C warmer | 2.7°C about the same | 818 mm |
| Bosroumois 8 km | Rouen-Boos | 23.4°C 1.8°C cooler | 1.6°C 1.1°C colder | 848 mm |
| Petit-Couronne 9.4 km | Rouen - Jardin | 25.9°C 0.7°C warmer | 2.7°C about the same | 818 mm |
| Saint-Aubin-lès-Elbeuf 11 km | Rouen - Jardin | 25.9°C 0.7°C warmer | 2.7°C about the same | 818 mm |
Caumont weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Jumièges station; sunshine at Rouen-Boos.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 8.5°C | 2.7°C | 5.6°C | 77 mm | 52 |
| February | 9.6°C | 2.5°C | 6.1°C | 65 mm | 77 |
| March | 13.0°C | 4.1°C | 8.6°C | 61 mm | 119 |
| April | 16.5°C | 5.6°C | 11.1°C | 56 mm | 165 |
| May | 19.9°C | 8.8°C | 14.3°C | 63 mm | 182 |
| June | 23.1°C | 11.8°C | 17.4°C | 57 mm | 197 |
| July | 25.2°C | 13.8°C | 19.5°C | 66 mm | 200 |
| August | 25.3°C | 13.7°C | 19.5°C | 68 mm | 190 |
| September | 21.9°C | 11.2°C | 16.6°C | 63 mm | 159 |
| October | 17.2°C | 8.9°C | 13.0°C | 81 mm | 108 |
| November | 12.1°C | 5.6°C | 8.8°C | 82 mm | 58 |
| December | 8.8°C | 3.2°C | 6.0°C | 105 mm | 49 |
| Year | 16.8°C | 7.7°C | 12.2°C | 844 mm | 1,554 |
Where Caumont’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Jumièges, 10 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, Rouen-Boos, 20 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 Eure.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Caumont’s climate
How warm does Caumont get in summer?
August is the warmest month, with average highs of 25.3°C. About 52 days a year reach 25°C, fewer than 66% of mainland French towns, and about 14 reach 30°C.
How cold does Caumont get in winter?
February nights average 2.5°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 Caumont get?
About 844 mm a year, more than 69% of mainland French towns. December is the wettest month (105 mm) and April the driest (56 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Rouen-Boos (20 km away), averages 1,554 hours of sunshine a year.
Are these figures for Caumont itself?
No: they are the normals of the Météo-France station matched to Caumont, Jumièges, 10 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 JUMIEGES, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Caumont →
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.