January in Château-Thébaud stays gentler than in 77% of mainland French towns
Sunny July days climb to about 26.1°C. It is a wet place: more rain falls here than on 71% of mainland French towns. Only 24°C separates winter nights from summer afternoons. Waterproofs come out on about 127 days a year, each with 1 mm of rain or more.
Figures from Météo-France’s Haie-Fouassière station, 6.3 km north-east.
A year in Château-Thébaud at a glance
Each month’s typical high and low in °C, at the Haie-Fouassière station.
What a year in Château-Thébaud feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Haie-Fouassière.
About 859 mm of rain a year
December is the wettest month and July the driest. About 26 days a year bring 10 mm or more. 19th wettest of 133 towns of 2,500+ in Loire-Atlantique.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Nantes-Bouguenais
35 frosts and 64 days of 25°C a year
On about 35 nights a year the air drops to 0°C or below, and on about 1 days it stays below freezing all day. About 64 days a year reach 25°C, and 18 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Haie-Fouassière: 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 Haie-Fouassière
Haie-Fouassière is 6.3 km north-east of Château-Thébaud. Every figure on this page is the station’s, not a measurement in Château-Thébaud itself.
| Station (Météo-France number) | Haie-Fouassière (44070001) |
| Distance from the town | 6.3 km north-east |
| Station altitude | 20 m |
| Town altitude (its center) | 41 m |
| Period | 1991–2020 |
| Sunshine measured at | Nantes-Bouguenais, 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 Château-Thébaud 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 Loire-Atlantique.
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 |
|---|---|---|---|---|
| Château-Thébaud | Haie-Fouassière | 26.1°C | 3.2°C | 859 mm |
| Maisdon-sur-Sèvre 3.7 km | Le Pallet | 25.8°C about the same | 3.4°C about the same | 772 mm |
| Aigrefeuille-sur-Maine 5 km | Le Pallet | 25.8°C about the same | 3.4°C about the same | 772 mm |
| Le Bignon 5.4 km | Nantes-Bouguenais | 25.1°C 1°C cooler | 3.4°C about the same | 820 mm |
| La Haie-Fouassière 5.6 km | same station | 26.1°C about the same | 3.2°C about the same | 859 mm |
| Vertou 6.9 km | same station | 26.1°C about the same | 3.2°C about the same | 859 mm |
| Montbert 7 km | same station | 26.1°C about the same | 3.2°C about the same | 859 mm |
Château-Thébaud weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Haie-Fouassière station; sunshine at Nantes-Bouguenais.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 9.3°C | 3.2°C | 6.3°C | 97 mm | 73 |
| February | 10.6°C | 2.7°C | 6.6°C | 72 mm | 102 |
| March | 13.9°C | 4.5°C | 9.2°C | 62 mm | 147 |
| April | 17.0°C | 6.2°C | 11.6°C | 63 mm | 183 |
| May | 20.6°C | 9.5°C | 15.1°C | 59 mm | 203 |
| June | 24.1°C | 12.3°C | 18.2°C | 48 mm | 213 |
| July | 26.1°C | 13.9°C | 20.0°C | 45 mm | 229 |
| August | 26.2°C | 13.7°C | 19.9°C | 50 mm | 233 |
| September | 23.0°C | 10.9°C | 17.0°C | 68 mm | 199 |
| October | 18.0°C | 8.9°C | 13.5°C | 91 mm | 123 |
| November | 12.9°C | 5.6°C | 9.3°C | 98 mm | 91 |
| December | 9.9°C | 3.5°C | 6.7°C | 107 mm | 78 |
| Year | 17.6°C | 7.9°C | 12.8°C | 859 mm | 1,873 |
Where Château-Thébaud’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Haie-Fouassière, 6.3 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, Nantes-Bouguenais, 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 Loire-Atlantique.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Château-Thébaud’s climate
How warm does Château-Thébaud get in summer?
August is the warmest month, with average highs of 26.2°C. About 64 days a year reach 25°C, more than 55% of mainland French towns, and about 18 reach 30°C.
How cold does Château-Thébaud get in winter?
February nights average 2.7°C. The air drops to 0°C or below on about 35 nights a year, and about 1 days a year stay below freezing all day.
How much rain does Château-Thébaud get?
About 859 mm a year, more than 71% of mainland French towns. December is the wettest month (107 mm) and July the driest (45 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Nantes-Bouguenais (14 km away), averages 1,873 hours of sunshine a year.
Are these figures for Château-Thébaud itself?
No: they are the normals of the Météo-France station matched to Château-Thébaud, Haie-Fouassière, 6.3 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 HAIE-FOUASSIERE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Château-Thébaud →
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.