The climate in Saint-Sigismond sits close to the middle of mainland French towns
A typical January night drops to 2.8°C and a July afternoon reaches 27.0°C; 837 mm of rain falls in a year. Warm afternoons come more often than in 70% of mainland French towns. The gap between a January night and a July afternoon is 25°C. Gritters and ice scrapers earn their keep on roughly 45 nights a year below 0°C.
Figures from Météo-France’s Prin-Deyrançon station, 14 km south-east.
A year in Saint-Sigismond at a glance
Each month’s typical high and low in °C, at the Prin-Deyrançon station.
What a year in Saint-Sigismond feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Prin-Deyrançon.
About 837 mm of rain a year
November is the wettest month and July the driest. About 26 days a year bring 10 mm or more. 42nd wettest of 75 towns of 2,500+ in Vendée.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Niort
45 frosts and 77 days of 25°C a year
On about 45 nights a year the air drops to 0°C or below, and on about 1 days it stays below freezing all day. About 77 days a year reach 25°C, and 24 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Prin-Deyrançon: 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 Prin-Deyrançon
Prin-Deyrançon is 14 km south-east of Saint-Sigismond. Every figure on this page is the station’s, not a measurement in Saint-Sigismond itself.
| Station (Météo-France number) | Prin-Deyrançon (79220001) |
| Distance from the town | 14 km south-east |
| Station altitude | 14 m |
| Town altitude (its center) | 5 m |
| Period | 1991–2019 (the station’s own record) |
| Sunshine measured at | Niort, 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 Saint-Sigismond 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 |
|---|---|---|---|---|
| Saint-Sigismond | Prin-Deyrançon | 27.0°C | 2.8°C | 837 mm |
| Benet 9.1 km | Niort | 26.3°C 0.7°C cooler | 2.8°C about the same | 847 mm |
| Magné 13 km | same station | 27.0°C about the same | 2.8°C about the same | 837 mm |
| Saint-Jean-de-Liversay 15 km | Marans | 26.3°C 0.7°C cooler | 3.4°C 0.6°C milder | 740 mm |
| Fontenay-le-Comte 16 km | Marans | 26.3°C 0.7°C cooler | 3.4°C 0.6°C milder | 740 mm |
| Mauzé-sur-le-Mignon 16 km | same station | 27.0°C about the same | 2.8°C about the same | 837 mm |
| Frontenay-Rohan-Rohan 16 km | same station | 27.0°C about the same | 2.8°C about the same | 837 mm |
Saint-Sigismond weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Prin-Deyrançon station; sunshine at Niort.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 9.3°C | 2.8°C | 6.0°C | 85 mm | 76 |
| February | 10.8°C | 2.1°C | 6.4°C | 63 mm | 108 |
| March | 14.6°C | 3.9°C | 9.2°C | 63 mm | 160 |
| April | 17.4°C | 5.6°C | 11.5°C | 65 mm | 187 |
| May | 21.3°C | 9.2°C | 15.2°C | 64 mm | 219 |
| June | 24.9°C | 12.3°C | 18.6°C | 51 mm | 241 |
| July | 27.0°C | 13.9°C | 20.4°C | 43 mm | 257 |
| August | 27.2°C | 13.7°C | 20.4°C | 54 mm | 248 |
| September | 23.8°C | 10.8°C | 17.3°C | 64 mm | 207 |
| October | 18.8°C | 8.9°C | 13.8°C | 91 mm | 134 |
| November | 13.1°C | 5.4°C | 9.2°C | 100 mm | 93 |
| December | 9.7°C | 3.0°C | 6.4°C | 96 mm | 77 |
| Year | 18.2°C | 7.6°C | 12.9°C | 837 mm | 2,006 |
Where Saint-Sigismond’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Prin-Deyrançon, 14 km away: statistics for 1991–2020 (the station’s own years, 1991–2019, where its record is shorter).
- 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, 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 Vendée.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Saint-Sigismond’s climate
How warm does Saint-Sigismond get in summer?
August is the warmest month, with average highs of 27.2°C. About 77 days a year reach 25°C, more than 70% of mainland French towns, and about 24 reach 30°C.
How cold does Saint-Sigismond get in winter?
February nights average 2.1°C. The air drops to 0°C or below on about 45 nights a year, and about 1 days a year stay below freezing all day.
How much rain does Saint-Sigismond get?
About 837 mm a year, more than 68% of mainland French towns. November is the wettest month (100 mm) and July the driest (43 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Niort (24 km away), averages 2,006 hours of sunshine a year.
Are these figures for Saint-Sigismond itself?
No: they are the normals of the Météo-France station matched to Saint-Sigismond, Prin-Deyrançon, 14 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 PRIN-DEYRANCON, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Saint-Sigismond →
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.