Frosty mornings in Saint-Groux outnumber those of 75% of mainland French towns
Sunny July days climb to about 27.3°C. Summer afternoons here are warmer than in 71% of mainland French towns. Of all months, November brings the most rain and July the least. Radiators earn their keep from November to March, the months that average under 10°C.
Figures from Météo-France’s Tusson station, 9.8 km north-west.
A year in Saint-Groux at a glance
Each month’s typical high and low in °C, at the Tusson station.
What a year in Saint-Groux feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Tusson.
About 822 mm of rain a year
November is the wettest month and July the driest. About 25 days a year bring 10 mm or more. 20th wettest of 26 towns of 2,500+ in Charente.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Montembœuf
A frosty town: 55 frosts and 75 days of 25°C a year
On about 55 nights a year the air drops to 0°C or below, and on about 2 days it stays below freezing all day. About 75 days a year reach 25°C, and 24 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Tusson: 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 Tusson
Tusson is 9.8 km north-west of Saint-Groux. Every figure on this page is the station’s, not a measurement in Saint-Groux itself.
| Station (Météo-France number) | Tusson (16390001) |
| Distance from the town | 9.8 km north-west |
| Station altitude | 88 m |
| Town altitude (its center) | 62 m |
| Period | 1991–2020 |
| Sunshine measured at | Montembœuf, 32 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-Groux 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 Charente.
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-Groux | Tusson | 27.3°C | 2.0°C | 822 mm |
| Ruffec 15 km | same station | 27.3°C about the same | 2.0°C about the same | 822 mm |
| La Boixe 15 km | La Couronne | 27.5°C about the same | 2.8°C 0.8°C milder | 845 mm |
| Brie 20 km | La Couronne | 27.5°C about the same | 2.8°C 0.8°C milder | 845 mm |
| Champniers 21 km | La Couronne | 27.5°C about the same | 2.8°C 0.8°C milder | 845 mm |
| Rouillac 21 km | same station | 27.3°C about the same | 2.0°C about the same | 822 mm |
| Chasseneuil-sur-Bonnieure 24 km | Le Vieux-Cérier | 26.4°C 0.9°C cooler | 1.6°C about the same | 1,007 mm |
Saint-Groux weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Tusson station; sunshine at Montembœuf.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 8.8°C | 2.0°C | 5.4°C | 78 mm | 78 |
| February | 10.4°C | 1.2°C | 5.8°C | 59 mm | 117 |
| March | 14.2°C | 3.0°C | 8.6°C | 61 mm | 162 |
| April | 17.0°C | 4.6°C | 10.8°C | 65 mm | 192 |
| May | 21.0°C | 8.1°C | 14.6°C | 65 mm | 216 |
| June | 24.7°C | 11.1°C | 17.9°C | 65 mm | 241 |
| July | 27.3°C | 13.0°C | 20.1°C | 48 mm | 258 |
| August | 27.4°C | 13.0°C | 20.2°C | 57 mm | 230 |
| September | 23.4°C | 10.3°C | 16.8°C | 61 mm | 209 |
| October | 18.3°C | 8.4°C | 13.4°C | 82 mm | 142 |
| November | 12.7°C | 4.7°C | 8.7°C | 91 mm | 96 |
| December | 9.5°C | 2.4°C | 5.9°C | 91 mm | 87 |
| Year | 17.9°C | 6.8°C | 12.3°C | 822 mm | 2,026 |
Where Saint-Groux’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Tusson, 9.8 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, Montembœuf, 32 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 Charente.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Saint-Groux’s climate
How warm does Saint-Groux get in summer?
August is the warmest month, with average highs of 27.4°C. About 75 days a year reach 25°C, more than 67% of mainland French towns, and about 24 reach 30°C.
How cold does Saint-Groux get in winter?
February nights average 1.2°C. The air drops to 0°C or below on about 55 nights a year, and about 2 days a year stay below freezing all day.
How much rain does Saint-Groux get?
About 822 mm a year, more than 65% of mainland French towns. November is the wettest month (91 mm) and July the driest (48 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Montembœuf (32 km away), averages 2,026 hours of sunshine a year.
Are these figures for Saint-Groux itself?
No: they are the normals of the Météo-France station matched to Saint-Groux, Tusson, 9.8 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 TUSSON, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Saint-Groux →
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.