The climate in Bournan sits close to the middle of mainland French towns
A typical July afternoon reaches 26.1°C, a January night drops to 2.4°C, and 746 mm of rain falls in a year. Its January nights stay gentler than in 61% of mainland French towns. The rainiest month is December; the driest is July. Gritters and ice scrapers earn their keep on roughly 37 nights a year below 0°C.
Figures from Météo-France’s Saint-Épain station, 14 km north-west.
A year in Bournan at a glance
Each month’s typical high and low in °C, at the Saint-Épain station.
What a year in Bournan feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Saint-Épain.
About 746 mm of rain a year
December is the wettest month and July the driest. About 22 days a year bring 10 mm or more. 5th wettest of 47 towns of 2,500+ in Indre-et-Loire.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Tours
37 frosts and 60 days of 25°C a year
On about 37 nights a year the air drops to 0°C or below, and on about 3 days it stays below freezing all day. About 60 days a year reach 25°C, and 16 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Saint-Épain: 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-Épain
Saint-Épain is 14 km north-west of Bournan. Every figure on this page is the station’s, not a measurement in Bournan itself.
| Station (Météo-France number) | Saint-Épain (37216002) |
| Distance from the town | 14 km north-west |
| Station altitude | 112 m |
| Town altitude (its center) | 113 m |
| Period | 1992–2020 (the station’s own record) |
| Sunshine measured at | Tours, 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 Bournan 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 Indre-et-Loire.
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 |
|---|---|---|---|---|
| Bournan | Saint-Épain | 26.1°C | 2.4°C | 746 mm |
| Descartes 9.7 km | Ferrière-Larçon | 26.1°C about the same | 2.3°C about the same | 710 mm |
| Sainte-Maure-de-Touraine 9.8 km | same station | 26.1°C about the same | 2.4°C about the same | 746 mm |
| Dangé-Saint-Romain 17 km | Courcoué | 26.8°C 0.7°C warmer | 2.5°C about the same | 688 mm |
| Saint-Branchs 18 km | Reignac | 26.8°C 0.7°C warmer | 1.9°C 0.5°C colder | 669 mm |
| Sorigny 20 km | same station | 26.1°C about the same | 2.4°C about the same | 746 mm |
| Loches 21 km | Perrusson | 26.8°C 0.7°C warmer | 2.2°C about the same | 730 mm |
Bournan weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Saint-Épain station; sunshine at Tours.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.9°C | 2.4°C | 5.1°C | 69 mm | 68 |
| February | 9.4°C | 2.3°C | 5.8°C | 58 mm | 95 |
| March | 13.2°C | 4.1°C | 8.6°C | 53 mm | 149 |
| April | 16.4°C | 6.0°C | 11.2°C | 58 mm | 187 |
| May | 20.2°C | 9.4°C | 14.8°C | 63 mm | 214 |
| June | 23.9°C | 12.7°C | 18.3°C | 53 mm | 229 |
| July | 26.1°C | 14.3°C | 20.2°C | 50 mm | 247 |
| August | 26.1°C | 14.2°C | 20.2°C | 56 mm | 238 |
| September | 22.3°C | 11.2°C | 16.7°C | 57 mm | 191 |
| October | 17.3°C | 9.1°C | 13.2°C | 72 mm | 123 |
| November | 11.6°C | 5.2°C | 8.4°C | 75 mm | 79 |
| December | 8.4°C | 2.8°C | 5.6°C | 83 mm | 65 |
| Year | 16.9°C | 7.8°C | 12.3°C | 746 mm | 1,885 |
Where Bournan’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Saint-Épain, 14 km away: statistics for 1991–2020 (the station’s own years, 1992–2020, 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, Tours, 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 Indre-et-Loire.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Bournan’s climate
How warm does Bournan get in summer?
July is the warmest month, with average highs of 26.1°C. About 60 days a year reach 25°C, fewer than 51% of mainland French towns, and about 16 reach 30°C.
How cold does Bournan get in winter?
February nights average 2.3°C. The air drops to 0°C or below on about 37 nights a year, and about 3 days a year stay below freezing all day.
How much rain does Bournan get?
About 746 mm a year, less than 53% of mainland French towns. December is the wettest month (83 mm) and July the driest (50 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Tours (42 km away), averages 1,885 hours of sunshine a year.
Are these figures for Bournan itself?
No: they are the normals of the Météo-France station matched to Bournan, Saint-Épain, 14 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-EPAIN, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Bournan →
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.