Midwinter lows in Préaux sink below those of 78% of mainland French towns
On a normal July day the thermometer tops out near 26.8°C. It is a wet place: more rain falls here than on 74% of mainland French towns. A year here swings 26°C from midwinter lows to midsummer highs. Picnics, hikes and garden evenings come into their own from May to September, with highs of 20–27°C.
Figures from Météo-France’s Préaux Sa station, 0.5 km south-east.
A year in Préaux at a glance
Each month’s typical high and low in °C, at the Préaux Sa station.
What a year in Préaux feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Préaux Sa.
About 870 mm of rain a year
November is the wettest month and February the driest. About 26 days a year bring 10 mm or more. 16th wettest of 22 towns of 2,500+ in Ardèche.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Colombier Jeune Rad
48 frosts and 63 days of 25°C a year
On about 48 nights a year the air drops to 0°C or below, and on about 8 days it stays below freezing all day. About 63 days a year reach 25°C, and 18 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Préaux Sa: 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 Préaux Sa
Préaux Sa is 0.5 km south-east of Préaux. Every figure on this page is the station’s, not a measurement in Préaux itself.
| Station (Météo-France number) | Préaux Sa (07185001) |
| Distance from the town | 0.5 km south-east |
| Station altitude | 525 m |
| Town altitude (its center) | 506 m |
| Period | 1995–2020 (the station’s own record) |
| Sunshine measured at | Colombier Jeune Rad, 14 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 Préaux 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 Ardèche.
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 |
|---|---|---|---|---|
| Préaux | Préaux Sa | 26.8°C | 0.7°C | 870 mm |
| Roiffieux 9.1 km | Annonay | 28.4°C 1.6°C warmer | 0.2°C about the same | 802 mm |
| Vernosc-lès-Annonay 10 km | Annonay | 28.4°C 1.6°C warmer | 0.2°C about the same | 802 mm |
| Annonay 11 km | Annonay | 28.4°C 1.6°C warmer | 0.2°C about the same | 802 mm |
| Davézieux 13 km | Annonay | 28.4°C 1.6°C warmer | 0.2°C about the same | 802 mm |
| Saint-Vallier 13 km | Saint-Barthélemy-V | 29.1°C 2.3°C warmer | 0.6°C about the same | 860 mm |
| Tournon-sur-Rhône 16 km | Mercurol | 29.6°C 2.8°C warmer | 1.4°C 0.7°C milder | 864 mm |
Préaux weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Préaux Sa station; sunshine at Colombier Jeune Rad.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.6°C | 0.7°C | 3.6°C | 56 mm | 73 |
| February | 7.8°C | 1.0°C | 4.4°C | 39 mm | 99 |
| March | 12.1°C | 3.7°C | 7.9°C | 45 mm | 168 |
| April | 15.6°C | 6.6°C | 11.1°C | 69 mm | 188 |
| May | 19.6°C | 10.1°C | 14.9°C | 89 mm | 218 |
| June | 24.2°C | 13.8°C | 19.0°C | 61 mm | 261 |
| July | 26.8°C | 15.8°C | 21.3°C | 67 mm | 282 |
| August | 26.3°C | 15.6°C | 20.9°C | 63 mm | 253 |
| September | 21.6°C | 12.0°C | 16.8°C | 79 mm | 197 |
| October | 16.6°C | 9.2°C | 12.9°C | 116 mm | 123 |
| November | 10.4°C | 4.2°C | 7.3°C | 125 mm | 81 |
| December | 7.1°C | 1.4°C | 4.2°C | 61 mm | 62 |
| Year | 16.2°C | 7.8°C | 12.0°C | 870 mm | 2,003 |
Where Préaux’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Préaux Sa, 0.5 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, Colombier Jeune Rad, 14 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 Ardèche.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Préaux’s climate
How warm does Préaux get in summer?
July is the warmest month, with average highs of 26.8°C. About 63 days a year reach 25°C, more than 54% of mainland French towns, and about 18 reach 30°C.
How cold does Préaux get in winter?
January nights average 0.7°C. The air drops to 0°C or below on about 48 nights a year, and about 8 days a year stay below freezing all day.
How much rain does Préaux get?
About 870 mm a year, more than 74% of mainland French towns. November is the wettest month (125 mm) and February the driest (39 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Colombier Jeune Rad (14 km away), averages 2,003 hours of sunshine a year.
Are these figures for Préaux itself?
No: they are the normals of the Météo-France station matched to Préaux, Préaux Sa, 0.5 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 PREAUX SA, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Préaux →
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.