Frost comes to Corn more often than to 92% of mainland French towns
The warmest part of a July day comes in at 29.0°C on average. Rain is plentiful here, more than falls on 89% of mainland French towns. Of all months, November brings the most rain and July the least. Homes need heating from November to March, the months averaging under 10°C.
These are the figures of Météo-France’s Saint-Constant station, 28 km east; at that distance they describe the area more than the town.
A year in Corn at a glance
Each month’s typical high and low in °C, at the Saint-Constant station.
What a year in Corn feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Saint-Constant.
About 1,058 mm of rain a year
November is the wettest month and July the driest. About 38 days a year bring 10 mm or more. 2nd wettest of 8 towns of 2,500+ in Lot.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Gourdon
A frosty town: 72 frosts and 102 days of 25°C a year
On about 72 nights a year the air drops to 0°C or below, and on about 1 days it stays below freezing all day. About 102 days a year reach 25°C, and 47 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Saint-Constant: 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 Saint-Constant
Saint-Constant is 28 km east of Corn. Every figure on this page is the station’s, not a measurement in Corn itself.
| Station (Météo-France number) | Saint-Constant (15181001) |
| Distance from the town | 28 km east |
| Station altitude | 260 m |
| Town altitude (its center) | 241 m |
| Period | 1991–2020 |
| Nearest station of any kind | 9.4 km |
| Sunshine measured at | Gourdon, 42 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 Corn 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 Lot.
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 |
|---|---|---|---|---|
| Corn | Saint-Constant | 29.0°C | 0.3°C | 1,058 mm |
| Figeac 11 km | same station | 29.0°C about the same | 0.3°C about the same | 1,058 mm |
| Capdenac-Gare 15 km | same station | 29.0°C about the same | 0.3°C about the same | 1,058 mm |
| Gramat 23 km | Gourdon | 27.6°C 1.4°C cooler | 2.0°C 1.7°C milder | 823 mm |
| Saint-Céré 28 km | Argentat | 28.4°C 0.6°C cooler | 0.4°C about the same | 1,146 mm |
| Decazeville 29 km | same station | 29.0°C about the same | 0.3°C about the same | 1,058 mm |
Corn weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Saint-Constant station; sunshine at Gourdon.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 9.5°C | 0.3°C | 4.9°C | 94 mm | 92 |
| February | 11.6°C | −0.2°C | 5.7°C | 77 mm | 120 |
| March | 15.6°C | 2.2°C | 8.9°C | 78 mm | 170 |
| April | 18.6°C | 4.4°C | 11.5°C | 101 mm | 181 |
| May | 22.5°C | 8.1°C | 15.3°C | 104 mm | 214 |
| June | 26.4°C | 11.6°C | 19.0°C | 75 mm | 242 |
| July | 29.0°C | 13.1°C | 21.1°C | 59 mm | 265 |
| August | 29.1°C | 12.9°C | 21.0°C | 76 mm | 252 |
| September | 24.6°C | 9.6°C | 17.1°C | 90 mm | 209 |
| October | 19.7°C | 7.5°C | 13.6°C | 89 mm | 149 |
| November | 13.3°C | 3.5°C | 8.4°C | 110 mm | 95 |
| December | 10.0°C | 1.1°C | 5.5°C | 106 mm | 90 |
| Year | 19.2°C | 6.2°C | 12.7°C | 1,058 mm | 2,076 |
Where Corn’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Saint-Constant, 28 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, Gourdon, 42 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 Lot.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Corn’s climate
How warm does Corn get in summer?
August is the warmest month, with average highs of 29.1°C. About 102 days a year reach 25°C, more than 89% of mainland French towns, and about 47 reach 30°C.
How cold does Corn get in winter?
February nights average −0.2°C. The air drops to 0°C or below on about 72 nights a year, and about 1 days a year stay below freezing all day.
How much rain does Corn get?
About 1,058 mm a year, more than 89% of mainland French towns. November is the wettest month (110 mm) and July the driest (59 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Gourdon (42 km away), averages 2,076 hours of sunshine a year.
Are these figures for Corn itself?
No: they are the normals of the Météo-France station matched to Corn, Saint-Constant, 28 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 ST CONSTANT, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Corn →
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.