Ice on the ground: Theillay sees more frosts than 82% of mainland French towns
Expect July afternoons of about 27.0°C. Of the 26 towns of 2,500+ in Loir-et-Cher, it has the warmest July afternoons. The gap between a January night and a July afternoon is 26°C. Plan for rain on about 126 days a year, the days with 1 mm or more.
These are the figures of Météo-France’s Theillay station, 3.8 km east.
A year in Theillay at a glance
Each month’s typical high and low in °C, at the Theillay station.
What a year in Theillay feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Theillay.
About 811 mm of rain a year
December is the wettest month and June the driest. About 24 days a year bring 10 mm or more. The wettest of 26 towns of 2,500+ in Loir-et-Cher.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Romorantin
A frosty town: 61 frosts and 74 days of 25°C a year
On about 61 nights a year the air drops to 0°C or below, and on about 3 days it stays below freezing all day. About 74 days a year reach 25°C, and 24 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Theillay: 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 Theillay
Theillay is 3.8 km east of Theillay. Every figure on this page is the station’s, not a measurement in Theillay itself.
| Station (Météo-France number) | Theillay (41256002) |
| Distance from the town | 3.8 km east |
| Station altitude | 140 m |
| Town altitude (its center) | 124 m |
| Period | 1991–2020 |
| Sunshine measured at | Romorantin, 27 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 Theillay 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 Loir-et-Cher.
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 |
|---|---|---|---|---|
| Theillay | Theillay | 27.0°C | 1.4°C | 811 mm |
| Vierzon 10 km | Vierzon - Veves | 27.9°C 0.9°C warmer | 1.2°C about the same | 746 mm |
| Salbris 13 km | Nançay | 26.6°C about the same | 1.0°C about the same | 767 mm |
| Méreau 14 km | Vierzon - Veves | 27.9°C 0.9°C warmer | 1.2°C about the same | 746 mm |
| Villefranche-sur-Cher 21 km | Romorantin | 26.4°C 0.6°C cooler | 1.1°C about the same | 696 mm |
| Romorantin-Lanthenay 23 km | Romorantin | 26.4°C 0.6°C cooler | 1.1°C about the same | 696 mm |
| Mehun-sur-Yèvre 23 km | Bourges | 26.2°C 0.8°C cooler | 1.6°C about the same | 743 mm |
Theillay weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Theillay station; sunshine at Romorantin.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.9°C | 1.4°C | 4.7°C | 71 mm | 61 |
| February | 9.4°C | 0.9°C | 5.1°C | 58 mm | 85 |
| March | 13.8°C | 2.8°C | 8.3°C | 59 mm | 145 |
| April | 17.2°C | 4.8°C | 11.0°C | 68 mm | 177 |
| May | 21.0°C | 8.6°C | 14.8°C | 74 mm | 197 |
| June | 24.7°C | 11.9°C | 18.3°C | 54 mm | 211 |
| July | 27.0°C | 13.5°C | 20.2°C | 65 mm | 229 |
| August | 26.9°C | 13.1°C | 20.0°C | 62 mm | 226 |
| September | 22.6°C | 9.7°C | 16.1°C | 62 mm | 182 |
| October | 17.4°C | 7.7°C | 12.5°C | 79 mm | 120 |
| November | 11.6°C | 4.2°C | 7.9°C | 76 mm | 67 |
| December | 8.3°C | 1.9°C | 5.1°C | 84 mm | 55 |
| Year | 17.3°C | 6.7°C | 12.0°C | 811 mm | 1,752 |
Where Theillay’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Theillay, 3.8 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, Romorantin, 27 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 Loir-et-Cher.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Theillay’s climate
How warm does Theillay get in summer?
July is the warmest month, with average highs of 27.0°C. About 74 days a year reach 25°C, more than 67% of mainland French towns, and about 24 reach 30°C.
How cold does Theillay get in winter?
February nights average 0.9°C. The air drops to 0°C or below on about 61 nights a year, and about 3 days a year stay below freezing all day.
How much rain does Theillay get?
About 811 mm a year, more than 62% of mainland French towns. December is the wettest month (84 mm) and June the driest (54 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Romorantin (27 km away), averages 1,752 hours of sunshine a year.
Are these figures for Theillay itself?
No: they are the normals of the Météo-France station matched to Theillay, Theillay, 3.8 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 THEILLAY, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Theillay →
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.