Summer afternoons in Saint-Vallier are warmer than in 88% of mainland French towns
Nights in January average 0.6°C. By January nights alone, it runs colder than 79% of mainland French towns. Seasons differ by 29°C, from the coldest nights to the warmest afternoons. Gritters and ice scrapers earn their keep on roughly 55 nights a year below 0°C.
These are the figures of Météo-France’s Saint-Barthélemy-V station, 6.8 km east.
A year in Saint-Vallier at a glance
Each month’s typical high and low in °C, at the Saint-Barthélemy-V station.
What a year in Saint-Vallier feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Saint-Barthélemy-V.
About 860 mm of rain a year
October is the wettest month and February the driest. About 25 days a year bring 10 mm or more. 33rd wettest of 40 towns of 2,500+ in Drôme.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Colombier Jeune Rad
A frosty town: 55 frosts and 97 days of 25°C a year
On about 55 nights a year the air drops to 0°C or below, and on about 4 days it stays below freezing all day. About 97 days a year reach 25°C, and 38 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Saint-Barthélemy-V: 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-Barthélemy-V
Saint-Barthélemy-V is 6.8 km east of Saint-Vallier. Every figure on this page is the station’s, not a measurement in Saint-Vallier itself.
| Station (Météo-France number) | Saint-Barthélemy-V (26295001) |
| Distance from the town | 6.8 km east |
| Station altitude | 203 m |
| Town altitude (its center) | 147 m |
| Period | 1991–2020 |
| Sunshine measured at | Colombier Jeune Rad, 22 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 Saint-Vallier 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 Drôme.
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 |
|---|---|---|---|---|
| Saint-Vallier | Saint-Barthélemy-V | 29.1°C | 0.6°C | 860 mm |
| Vernosc-lès-Annonay 9.1 km | Annonay | 28.4°C 0.7°C cooler | 0.2°C about the same | 802 mm |
| Anneyron 12 km | Saint-Sorlin-en-Va | 28.6°C 0.5°C cooler | 1.2°C 0.6°C milder | 855 mm |
| Davézieux 12 km | Annonay | 28.4°C 0.7°C cooler | 0.2°C about the same | 802 mm |
| Saint-Rambert-d'Albon 12 km | Sablons | 30.2°C 1.1°C warmer | 0.7°C about the same | 805 mm |
| Tain-l'Hermitage 13 km | Mercurol | 29.6°C 0.5°C warmer | 1.4°C 0.8°C milder | 864 mm |
| Roiffieux 13 km | Annonay | 28.4°C 0.7°C cooler | 0.2°C about the same | 802 mm |
Saint-Vallier weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Saint-Barthélemy-V station; sunshine at Colombier Jeune Rad.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.5°C | 0.6°C | 4.0°C | 53 mm | 73 |
| February | 9.3°C | 0.6°C | 5.0°C | 41 mm | 99 |
| March | 14.4°C | 3.1°C | 8.7°C | 50 mm | 168 |
| April | 18.1°C | 5.9°C | 12.0°C | 70 mm | 188 |
| May | 22.4°C | 9.9°C | 16.2°C | 80 mm | 218 |
| June | 26.6°C | 13.2°C | 19.9°C | 65 mm | 261 |
| July | 29.1°C | 14.5°C | 21.8°C | 60 mm | 282 |
| August | 28.8°C | 14.1°C | 21.5°C | 62 mm | 253 |
| September | 23.8°C | 10.9°C | 17.4°C | 101 mm | 197 |
| October | 18.3°C | 8.3°C | 13.3°C | 121 mm | 123 |
| November | 11.8°C | 4.1°C | 7.9°C | 106 mm | 81 |
| December | 8.0°C | 1.3°C | 4.7°C | 52 mm | 62 |
| Year | 18.2°C | 7.2°C | 12.7°C | 860 mm | 2,003 |
Where Saint-Vallier’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Saint-Barthélemy-V, 6.8 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, Colombier Jeune Rad, 22 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 Drôme.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Saint-Vallier’s climate
How warm does Saint-Vallier get in summer?
July is the warmest month, with average highs of 29.1°C. About 97 days a year reach 25°C, more than 86% of mainland French towns, and about 38 reach 30°C.
How cold does Saint-Vallier get in winter?
January nights average 0.6°C. The air drops to 0°C or below on about 55 nights a year, and about 4 days a year stay below freezing all day.
How much rain does Saint-Vallier get?
About 860 mm a year, more than 72% of mainland French towns. October is the wettest month (121 mm) and February the driest (41 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Colombier Jeune Rad (22 km away), averages 2,003 hours of sunshine a year.
Are these figures for Saint-Vallier itself?
No: they are the normals of the Météo-France station matched to Saint-Vallier, Saint-Barthélemy-V, 6.8 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 ST-BARTHELEMY-V_SAPC, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Saint-Vallier →
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.