Less rain falls on Dercé than on 74% of mainland French towns: 688 mm a year
January mornings start at about 2.5°C. By July afternoons alone, it runs hotter than 65% of mainland French towns. Rain peaks in November and eases off in July. Waterproofs come out on about 115 days a year, each with 1 mm of rain or more.
These are the figures of Météo-France’s Courcoué station, 16 km north-east.
A year in Dercé at a glance
Each month’s typical high and low in °C, at the Courcoué station.
What a year in Dercé feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Courcoué.
About 688 mm of rain a year
November is the wettest month and July the driest. About 18 days a year bring 10 mm or more. 32nd wettest of 37 towns of 2,500+ in Vienne.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Loudun
39 frosts and 68 days of 25°C a year
On about 39 nights a year the air drops to 0°C or below, and on about 4 days it stays below freezing all day. About 68 days a year reach 25°C, and 20 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Courcoué: 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 Courcoué
Courcoué is 16 km north-east of Dercé. Every figure on this page is the station’s, not a measurement in Dercé itself.
| Station (Météo-France number) | Courcoué (37087001) |
| Distance from the town | 16 km north-east |
| Station altitude | 115 m |
| Town altitude (its center) | 120 m |
| Period | 1991–2020 |
| Nearest station of any kind | 14 km |
| Sunshine measured at | Loudun, 14 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 Dercé 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 Vienne.
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 |
|---|---|---|---|---|
| Dercé | Courcoué | 26.8°C | 2.5°C | 688 mm |
| Loudun 12 km | Loudun | 26.0°C 0.8°C cooler | 2.7°C about the same | 632 mm |
| Thuré 23 km | same station | 26.8°C about the same | 2.5°C about the same | 688 mm |
| Chinon 26 km | Chinon - Viti | 26.9°C about the same | 2.8°C about the same | 672 mm |
| Saint-Martin-la-Pallu 26 km | Neuville de Poi | 27.2°C about the same | 2.2°C about the same | 705 mm |
| Naintré 29 km | Neuville de Poi | 27.2°C about the same | 2.2°C about the same | 705 mm |
| Beaumont-en-Véron 29 km | Savigny - Véron | 26.5°C about the same | 2.8°C about the same | 638 mm |
Dercé weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Courcoué station; sunshine at Loudun.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 8.1°C | 2.5°C | 5.3°C | 61 mm | 70 |
| February | 9.5°C | 2.2°C | 5.9°C | 48 mm | 105 |
| March | 13.5°C | 4.1°C | 8.8°C | 49 mm | 156 |
| April | 16.7°C | 5.9°C | 11.3°C | 53 mm | 198 |
| May | 20.5°C | 9.4°C | 15.0°C | 63 mm | 229 |
| June | 24.4°C | 12.5°C | 18.4°C | 53 mm | 247 |
| July | 26.8°C | 14.1°C | 20.4°C | 47 mm | 260 |
| August | 26.7°C | 14.1°C | 20.4°C | 52 mm | 237 |
| September | 22.7°C | 11.3°C | 17.0°C | 53 mm | 206 |
| October | 17.5°C | 9.2°C | 13.3°C | 69 mm | 130 |
| November | 11.9°C | 5.4°C | 8.6°C | 72 mm | 87 |
| December | 8.5°C | 2.9°C | 5.7°C | 70 mm | 78 |
| Year | 17.2°C | 7.8°C | 12.5°C | 688 mm | 2,003 |
Where Dercé’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Courcoué, 16 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, Loudun, 14 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 Vienne.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Dercé’s climate
How warm does Dercé get in summer?
July is the warmest month, with average highs of 26.8°C. About 68 days a year reach 25°C, more than 59% of mainland French towns, and about 20 reach 30°C.
How cold does Dercé get in winter?
February nights average 2.2°C. The air drops to 0°C or below on about 39 nights a year, and about 4 days a year stay below freezing all day.
How much rain does Dercé get?
About 688 mm a year, less than 74% of mainland French towns. November is the wettest month (72 mm) and July the driest (47 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Loudun (14 km away), averages 2,003 hours of sunshine a year.
Are these figures for Dercé itself?
No: they are the normals of the Météo-France station matched to Dercé, Courcoué, 16 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 COURCOUE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Dercé →
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.