Terval is wetter than 92% of mainland French towns: 1,097 mm of rain a year
Deep winter brings January lows near 2.1°C. From frosty January to warm July, readings climb 24°C. By frosts alone, it ranks colder than 70% of mainland French towns. Frost greets about 50 mornings a year, so leave time to clear the car.
These are the figures of Météo-France’s Secondigny station, 21 km east.
A year in Terval at a glance
Each month’s typical high and low in °C, at the Secondigny station.
What a year in Terval feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Secondigny.
About 1,097 mm of rain a year
December is the wettest month and August the driest. About 37 days a year bring 10 mm or more. The wettest of 75 towns of 2,500+ in Vendée.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Niort
A frosty town: 50 frosts and 57 days of 25°C a year
On about 50 nights a year the air drops to 0°C or below, and on about 4 days it stays below freezing all day. About 57 days a year reach 25°C, and 15 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Secondigny: 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 Secondigny
Secondigny is 21 km east of Terval. Every figure on this page is the station’s, not a measurement in Terval itself.
| Station (Météo-France number) | Secondigny (79311002) |
| Distance from the town | 21 km east |
| Station altitude | 198 m |
| Town altitude (its center) | 140 m |
| Period | 1991–2020 |
| Nearest station of any kind | 11 km |
| Sunshine measured at | Niort, 44 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 Terval 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 Vendée.
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 |
|---|---|---|---|---|
| Terval | Secondigny | 25.8°C | 2.1°C | 1,097 mm |
| La Châtaigneraie 2.6 km | same station | 25.8°C about the same | 2.1°C about the same | 1,097 mm |
| Moncoutant-sur-Sèvre 12 km | Bressuire | 25.9°C about the same | 2.4°C about the same | 852 mm |
| Pouzauges 17 km | Bressuire | 25.9°C about the same | 2.4°C about the same | 852 mm |
| Cerizay 19 km | Bressuire | 25.9°C about the same | 2.4°C about the same | 852 mm |
| Fontenay-le-Comte 22 km | Marans | 26.3°C 0.5°C warmer | 3.4°C 1.3°C milder | 740 mm |
| Le Boupère 23 km | Cholet | 25.0°C 0.8°C cooler | 2.9°C 0.8°C milder | 773 mm |
Terval weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Secondigny station; sunshine at Niort.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 8.0°C | 2.1°C | 5.0°C | 128 mm | 76 |
| February | 9.4°C | 1.5°C | 5.4°C | 96 mm | 108 |
| March | 13.1°C | 3.3°C | 8.2°C | 86 mm | 160 |
| April | 16.1°C | 5.1°C | 10.6°C | 78 mm | 187 |
| May | 19.9°C | 8.5°C | 14.2°C | 75 mm | 219 |
| June | 23.5°C | 11.4°C | 17.4°C | 62 mm | 241 |
| July | 25.8°C | 13.0°C | 19.4°C | 61 mm | 257 |
| August | 25.8°C | 12.9°C | 19.4°C | 56 mm | 248 |
| September | 22.2°C | 10.1°C | 16.2°C | 76 mm | 207 |
| October | 17.1°C | 8.4°C | 12.8°C | 118 mm | 134 |
| November | 11.9°C | 4.8°C | 8.3°C | 122 mm | 93 |
| December | 8.5°C | 2.4°C | 5.5°C | 139 mm | 77 |
| Year | 16.8°C | 7.0°C | 11.9°C | 1,097 mm | 2,006 |
Where Terval’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Secondigny, 21 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, Niort, 44 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 Vendée.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Terval’s climate
How warm does Terval get in summer?
July is the warmest month, with average highs of 25.8°C. About 57 days a year reach 25°C, fewer than 57% of mainland French towns, and about 15 reach 30°C.
How cold does Terval get in winter?
February nights average 1.5°C. The air drops to 0°C or below on about 50 nights a year, and about 4 days a year stay below freezing all day.
How much rain does Terval get?
About 1,097 mm a year, more than 92% of mainland French towns. December is the wettest month (139 mm) and August the driest (56 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Niort (44 km away), averages 2,006 hours of sunshine a year.
Are these figures for Terval itself?
No: they are the normals of the Météo-France station matched to Terval, Secondigny, 21 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 SECONDIGNY, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Terval →
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.