L'Isle-Bouzon gets fewer frosts than 85% of mainland French towns
High summer brings afternoon highs near 27.6°C. About 86 days a year reach 25°C, more than in 77% of mainland French towns. Expect the heaviest rain in May and the lightest in February. Warm coats and heating bills mark the months from November to February, when means dip under 10°C.
Figures from Météo-France’s Mauroux station, 8 km east.
A year in L'Isle-Bouzon at a glance
Each month’s typical high and low in °C, at the Mauroux station.
What a year in L'Isle-Bouzon feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Mauroux.
About 678 mm of rain a year
May is the wettest month and February the driest. About 19 days a year bring 10 mm or more. 11th wettest of 11 towns of 2,500+ in Gers.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Auch
23 frosts and 86 days of 25°C a year
On about 23 nights a year the air drops to 0°C or below, and on about 2 days it stays below freezing all day. About 86 days a year reach 25°C, and 29 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Mauroux: 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 Mauroux
Mauroux is 8 km east of L'Isle-Bouzon. Every figure on this page is the station’s, not a measurement in L'Isle-Bouzon itself.
| Station (Météo-France number) | Mauroux (32248001) |
| Distance from the town | 8 km east |
| Station altitude | 201 m |
| Town altitude (its center) | 163 m |
| Period | 1991–2020 |
| Sunshine measured at | Auch, 28 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 L'Isle-Bouzon 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 Gers.
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 |
|---|---|---|---|---|
| L'Isle-Bouzon | Mauroux | 27.6°C | 3.3°C | 678 mm |
| Lectoure 7.8 km | same station | 27.6°C about the same | 3.3°C about the same | 678 mm |
| Fleurance 11 km | Auch | 27.8°C about the same | 1.6°C 1.7°C colder | 696 mm |
| Beaumont-de-Lomagne 22 km | Sérignac | 28.0°C about the same | 2.9°C about the same | 691 mm |
| Layrac 23 km | Agen-la Garenne | 28.0°C about the same | 2.5°C 0.8°C colder | 708 mm |
| Valence 24 km | Valence | 29.5°C 1.9°C warmer | 2.6°C 0.7°C colder | 747 mm |
| Boé 29 km | Agen-la Garenne | 28.0°C about the same | 2.5°C 0.8°C colder | 708 mm |
L'Isle-Bouzon weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Mauroux station; sunshine at Auch.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 9.3°C | 3.3°C | 6.3°C | 59 mm | 89 |
| February | 11.1°C | 3.5°C | 7.3°C | 45 mm | 115 |
| March | 14.9°C | 5.7°C | 10.3°C | 45 mm | 168 |
| April | 17.5°C | 7.8°C | 12.7°C | 65 mm | 180 |
| May | 21.3°C | 11.1°C | 16.2°C | 68 mm | 201 |
| June | 25.4°C | 14.4°C | 19.9°C | 63 mm | 213 |
| July | 27.6°C | 16.1°C | 21.9°C | 51 mm | 240 |
| August | 28.1°C | 16.4°C | 22.2°C | 51 mm | 231 |
| September | 24.5°C | 13.7°C | 19.1°C | 56 mm | 203 |
| October | 19.4°C | 11.1°C | 15.2°C | 54 mm | 152 |
| November | 13.1°C | 6.6°C | 9.9°C | 63 mm | 99 |
| December | 10.0°C | 4.1°C | 7.0°C | 59 mm | 85 |
| Year | 18.5°C | 9.5°C | 14.0°C | 678 mm | 1,976 |
Where L'Isle-Bouzon’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Mauroux, 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, Auch, 28 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 Gers.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about L'Isle-Bouzon’s climate
How warm does L'Isle-Bouzon get in summer?
August is the warmest month, with average highs of 28.1°C. About 86 days a year reach 25°C, more than 77% of mainland French towns, and about 29 reach 30°C.
How cold does L'Isle-Bouzon get in winter?
January nights average 3.3°C. The air drops to 0°C or below on about 23 nights a year, and about 2 days a year stay below freezing all day.
How much rain does L'Isle-Bouzon get?
About 678 mm a year, less than 76% of mainland French towns. May is the wettest month (68 mm) and February the driest (45 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Auch (28 km away), averages 1,976 hours of sunshine a year.
Are these figures for L'Isle-Bouzon itself?
No: they are the normals of the Météo-France station matched to L'Isle-Bouzon, Mauroux, 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 MAUROUX, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for L'Isle-Bouzon →
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.