Summer warmth: Castéra-Bouzet logs more 25-degree days than 82% of mainland French towns
In January the night’s low is typically 2.9°C. By frosts alone, it ranks gentler than 81% of mainland French towns. The gap between a January night and a July afternoon is 25°C. Keep the boiler serviced for the months from November to February, which average under 10°C.
Figures from Météo-France’s Sérignac station, 15 km south-east.
A year in Castéra-Bouzet at a glance
Each month’s typical high and low in °C, at the Sérignac station.
What a year in Castéra-Bouzet feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Sérignac.
About 691 mm of rain a year
May is the wettest month and February the driest. About 19 days a year bring 10 mm or more. 17th wettest of 17 towns of 2,500+ in Tarn-et-Garonne.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Agen-la Garenne
27 frosts and 90 days of 25°C a year
On about 27 nights a year the air drops to 0°C or below, and on about 2 days it stays below freezing all day. About 90 days a year reach 25°C, and 33 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Sérignac: 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 Sérignac
Sérignac is 15 km south-east of Castéra-Bouzet. Every figure on this page is the station’s, not a measurement in Castéra-Bouzet itself.
| Station (Météo-France number) | Sérignac (82180001) |
| Distance from the town | 15 km south-east |
| Station altitude | 151 m |
| Town altitude (its center) | 117 m |
| Period | 1991–2020 |
| Nearest station of any kind | 13 km |
| Sunshine measured at | Agen-la Garenne, 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 Castéra-Bouzet 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 Tarn-et-Garonne.
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 |
|---|---|---|---|---|
| Castéra-Bouzet | Sérignac | 28.0°C | 2.9°C | 691 mm |
| Valence 12 km | Valence | 29.5°C 1.5°C warmer | 2.6°C about the same | 747 mm |
| Beaumont-de-Lomagne 15 km | same station | 28.0°C about the same | 2.9°C about the same | 691 mm |
| Castelsarrasin 17 km | Castelsarrasin | 29.0°C 1°C warmer | 1.7°C 1.2°C colder | 699 mm |
| Moissac 19 km | Castelsarrasin | 29.0°C 1°C warmer | 1.7°C 1.2°C colder | 699 mm |
| Lectoure 24 km | Mauroux | 27.6°C about the same | 3.3°C about the same | 678 mm |
| La Ville-Dieu-du-Temple 25 km | Castelsarrasin | 29.0°C 1°C warmer | 1.7°C 1.2°C colder | 699 mm |
Castéra-Bouzet weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Sérignac station; sunshine at Agen-la Garenne.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 9.5°C | 2.9°C | 6.2°C | 63 mm | 76 |
| February | 11.3°C | 3.0°C | 7.1°C | 45 mm | 113 |
| March | 15.2°C | 5.3°C | 10.3°C | 48 mm | 172 |
| April | 18.0°C | 7.5°C | 12.8°C | 66 mm | 186 |
| May | 21.8°C | 11.1°C | 16.5°C | 69 mm | 216 |
| June | 25.8°C | 14.5°C | 20.1°C | 66 mm | 235 |
| July | 28.0°C | 16.3°C | 22.2°C | 53 mm | 260 |
| August | 28.3°C | 16.4°C | 22.3°C | 50 mm | 250 |
| September | 24.7°C | 13.2°C | 19.0°C | 53 mm | 211 |
| October | 19.8°C | 10.5°C | 15.1°C | 55 mm | 143 |
| November | 13.4°C | 6.2°C | 9.8°C | 64 mm | 88 |
| December | 10.1°C | 3.6°C | 6.9°C | 60 mm | 72 |
| Year | 18.8°C | 9.2°C | 14.0°C | 691 mm | 2,020 |
Where Castéra-Bouzet’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Sérignac, 15 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, Agen-la Garenne, 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 Tarn-et-Garonne.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Castéra-Bouzet’s climate
How warm does Castéra-Bouzet get in summer?
August is the warmest month, with average highs of 28.3°C. About 90 days a year reach 25°C, more than 82% of mainland French towns, and about 33 reach 30°C.
How cold does Castéra-Bouzet get in winter?
January nights average 2.9°C. The air drops to 0°C or below on about 27 nights a year, and about 2 days a year stay below freezing all day.
How much rain does Castéra-Bouzet get?
About 691 mm a year, less than 73% of mainland French towns. May is the wettest month (69 mm) and February the driest (45 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Agen-la Garenne (32 km away), averages 2,020 hours of sunshine a year.
Are these figures for Castéra-Bouzet itself?
No: they are the normals of the Météo-France station matched to Castéra-Bouzet, Sérignac, 15 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 SERIGNAC, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Castéra-Bouzet →
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.