Hardly any mainland French towns collect more rain than Cornus: 1,541 mm a year
Midsummer highs settle at about 23.9°C. Warm afternoons come less often than in 85% of mainland French towns. October is the wettest month, July the driest. Radiators earn their keep from November to April, the months that average under 10°C.
Figures from Météo-France’s Les Plans station, 13 km south.
A year in Cornus at a glance
Each month’s typical high and low in °C, at the Les Plans station.
What a year in Cornus feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Les Plans.
About 1,541 mm of rain a year
October is the wettest month and July the driest. About 35 days a year bring 10 mm or more. The wettest of 16 towns of 2,500+ in Aveyron.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Millau
A frosty town: 52 frosts and 36 days of 25°C a year
On about 52 nights a year the air drops to 0°C or below, and on about 9 days it stays below freezing all day. About 36 days a year reach 25°C, and 5 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Les Plans: 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 Les Plans
Les Plans is 13 km south of Cornus. Every figure on this page is the station’s, not a measurement in Cornus itself.
| Station (Météo-France number) | Les Plans (34205001) |
| Distance from the town | 13 km south |
| Station altitude | 846 m |
| Town altitude (its center) | 593 m |
| Period | 1994–2020 (the station’s own record) |
| Nearest station of any kind | 3.1 km |
| Sunshine measured at | Millau, 29 km away |
Cornus sits 253 m lower than the station. Air usually warms by about 0.65°C every 100 m you go down, so expect Cornus to run about 1.6°C warmer than these figures.
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 Cornus 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 Aveyron.
Nearby towns’ climate
The nearest towns of 2,500+ within 29 km, each with its own matched station.
| Town | Station | July high | January low | Rain a year |
|---|---|---|---|---|
| Cornus | Les Plans | 23.9°C | 0.4°C | 1,541 mm |
| Lodève 20 km | Soumont | 29.8°C 5.9°C warmer | 4.3°C 3.9°C milder | 969 mm |
| Millau 25 km | Millau | 25.7°C 1.8°C warmer | 0.5°C about the same | 713 mm |
| Saint-Affrique 26 km | Bastide Solages | 28.6°C 4.7°C warmer | 2.2°C 1.8°C milder | 951 mm |
Cornus weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Les Plans station; sunshine at Millau.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 5.2°C | 0.4°C | 2.8°C | 140 mm | 98 |
| February | 6.1°C | 0.3°C | 3.2°C | 97 mm | 129 |
| March | 9.5°C | 2.5°C | 6.0°C | 116 mm | 173 |
| April | 12.6°C | 5.0°C | 8.8°C | 137 mm | 187 |
| May | 16.1°C | 8.3°C | 12.2°C | 110 mm | 224 |
| June | 20.8°C | 12.1°C | 16.5°C | 56 mm | 267 |
| July | 23.9°C | 14.2°C | 19.1°C | 40 mm | 301 |
| August | 23.8°C | 14.4°C | 19.1°C | 50 mm | 270 |
| September | 19.1°C | 11.2°C | 15.2°C | 143 mm | 212 |
| October | 14.4°C | 8.5°C | 11.4°C | 256 mm | 140 |
| November | 8.8°C | 3.8°C | 6.3°C | 221 mm | 98 |
| December | 6.2°C | 1.3°C | 3.8°C | 177 mm | 98 |
| Year | 13.9°C | 6.8°C | 10.4°C | 1,541 mm | 2,197 |
Where Cornus’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Les Plans, 13 km away: statistics for 1991–2020 (the station’s own years, 1994–2020, 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, Millau, 29 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 Aveyron.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Cornus’s climate
How warm does Cornus get in summer?
July is the warmest month, with average highs of 23.9°C. About 36 days a year reach 25°C, fewer than 85% of mainland French towns, and about 5 reach 30°C.
How cold does Cornus get in winter?
February nights average 0.3°C. The air drops to 0°C or below on about 52 nights a year, and about 9 days a year stay below freezing all day.
How much rain does Cornus get?
About 1,541 mm a year, more than almost every mainland French town. October is the wettest month (256 mm) and July the driest (40 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Millau (29 km away), averages 2,197 hours of sunshine a year.
Are these figures for Cornus itself?
No: they are the normals of the Météo-France station matched to Cornus, Les Plans, 13 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 LES PLANS, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Cornus →
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.