Bonneval is among the driest of mainland French towns: 592 mm of rain a year
Expect July afternoons of about 25.8°C. Temperatures cover 25°C across the year, low to high. About 49 nights a year bring a frost, more than in 69% of mainland French towns. Gritters and ice scrapers earn their keep on roughly 49 nights a year below 0°C.
These are the figures of Météo-France’s Pré-Saint-Évroult station, 5.7 km east.
A year in Bonneval at a glance
Each month’s typical high and low in °C, at the Pré-Saint-Évroult station.
What a year in Bonneval feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Pré-Saint-Évroult.
About 592 mm of rain a year
December is the wettest month and September the driest. About 15 days a year bring 10 mm or more. 29th wettest of 33 towns of 2,500+ in Eure-et-Loir.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Chateaudun
49 frosts and 52 days of 25°C a year
On about 49 nights a year the air drops to 0°C or below, and on about 5 days it stays below freezing all day. About 52 days a year reach 25°C, and 13 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Pré-Saint-Évroult: 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 Pré-Saint-Évroult
Pré-Saint-Évroult is 5.7 km east of Bonneval. Every figure on this page is the station’s, not a measurement in Bonneval itself.
| Station (Météo-France number) | Pré-Saint-Évroult (28305001) |
| Distance from the town | 5.7 km east |
| Station altitude | 129 m |
| Town altitude (its center) | 123 m |
| Period | 1995–2020 (the station’s own record) |
| Sunshine measured at | Chateaudun, 13 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 Bonneval 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 Eure-et-Loir.
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 |
|---|---|---|---|---|
| Bonneval | Pré-Saint-Évroult | 25.8°C | 1.5°C | 592 mm |
| Châteaudun 12 km | Chateaudun | 25.8°C about the same | 1.4°C about the same | 603 mm |
| Brou 17 km | Blandainville | 25.4°C about the same | 1.6°C about the same | 626 mm |
| Illiers-Combray 17 km | Blandainville | 25.4°C about the same | 1.6°C about the same | 626 mm |
| Les Villages Vovéens 20 km | Viabon | 26.2°C about the same | 1.7°C about the same | 601 mm |
| Vald'Yerre 20 km | Droué - Morache | 25.0°C 0.8°C cooler | 1.5°C about the same | 789 mm |
| Cloyes-les-Trois-Rivières 22 km | Chateaudun | 25.8°C about the same | 1.4°C about the same | 603 mm |
Bonneval weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Pré-Saint-Évroult station; sunshine at Chateaudun.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.7°C | 1.5°C | 4.1°C | 46 mm | 65 |
| February | 8.3°C | 1.3°C | 4.8°C | 42 mm | 92 |
| March | 12.2°C | 2.9°C | 7.5°C | 44 mm | 144 |
| April | 15.8°C | 4.5°C | 10.1°C | 44 mm | 189 |
| May | 19.1°C | 8.0°C | 13.6°C | 55 mm | 216 |
| June | 23.0°C | 11.1°C | 17.0°C | 52 mm | 226 |
| July | 25.8°C | 12.7°C | 19.2°C | 51 mm | 238 |
| August | 25.7°C | 12.7°C | 19.2°C | 47 mm | 233 |
| September | 21.8°C | 9.9°C | 15.9°C | 39 mm | 187 |
| October | 16.6°C | 7.8°C | 12.2°C | 56 mm | 121 |
| November | 10.7°C | 4.2°C | 7.4°C | 56 mm | 73 |
| December | 7.3°C | 2.0°C | 4.6°C | 61 mm | 63 |
| Year | 16.1°C | 6.5°C | 11.3°C | 592 mm | 1,846 |
Where Bonneval’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Pré-Saint-Évroult, 5.7 km away: statistics for 1991–2020 (the station’s own years, 1995–2020, 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, Chateaudun, 13 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 Eure-et-Loir.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Bonneval’s climate
How warm does Bonneval get in summer?
July is the warmest month, with average highs of 25.8°C. About 52 days a year reach 25°C, fewer than 66% of mainland French towns, and about 13 reach 30°C.
How cold does Bonneval get in winter?
February nights average 1.3°C. The air drops to 0°C or below on about 49 nights a year, and about 5 days a year stay below freezing all day.
How much rain does Bonneval get?
About 592 mm a year, less than 96% of mainland French towns. December is the wettest month (61 mm) and September the driest (39 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Chateaudun (13 km away), averages 1,846 hours of sunshine a year.
Are these figures for Bonneval itself?
No: they are the normals of the Météo-France station matched to Bonneval, Pré-Saint-Évroult, 5.7 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 PRE-ST-EVROULT, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Bonneval →
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.