Sainte-Agnès sits near the bottom of mainland French towns for winter warmth
Peak summer warmth arrives in July, with afternoons near 27.4°C. Summer afternoons here are warmer than in 71% of mainland French towns. Temperatures cover 30°C across the year, low to high. An umbrella earns its place on about 100 days a year with 1 mm of rain or more.
These are the figures of Météo-France’s Saint-Michel Maur station, 42 km east; at that distance they describe the area more than the town.
A year in Sainte-Agnès at a glance
Each month’s typical high and low in °C, at the Saint-Michel Maur station.
What a year in Sainte-Agnès feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Saint-Michel Maur.
About 754 mm of rain a year
December is the wettest month and February the driest. About 25 days a year bring 10 mm or more. 110th wettest of 110 towns of 2,500+ in Isère.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Chambery-Aix
A frosty town: 90 frosts and 76 days of 25°C a year
On about 90 nights a year the air drops to 0°C or below, and on about 8 days it stays below freezing all day. About 76 days a year reach 25°C, and 25 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Saint-Michel Maur: 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-Michel Maur
Saint-Michel Maur is 42 km east of Sainte-Agnès. Every figure on this page is the station’s, not a measurement in Sainte-Agnès itself. At that distance, read them as the area’s climate.
| Station (Météo-France number) | Saint-Michel Maur (73261003) |
| Distance from the town | 42 km east |
| Station altitude | 698 m |
| Town altitude (its center) | 747 m |
| Period | 1997–2020 (the station’s own record) |
| Nearest station of any kind | 6.8 km |
| Sunshine measured at | Chambery-Aix, 46 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 Sainte-Agnès 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 Isère.
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 |
|---|---|---|---|---|
| Sainte-Agnès | Saint-Michel Maur | 27.4°C | −2.8°C | 754 mm |
| Villard-Bonnot 3.5 km | Pont-de-Beauvoisin | 28.5°C 1.1°C warmer | −1.2°C 1.6°C milder | 1,166 mm |
| Froges 4.3 km | Saint-Pierre-de-Soucy | 27.7°C about the same | −1.8°C 1°C milder | 1,122 mm |
| Le Versoud 5.5 km | Pont-de-Beauvoisin | 28.5°C 1.1°C warmer | −1.2°C 1.6°C milder | 1,166 mm |
| Bernin 6.9 km | Pont-de-Beauvoisin | 28.5°C 1.1°C warmer | −1.2°C 1.6°C milder | 1,166 mm |
| Saint-Nazaire-les-Eymes 7 km | Saint-Pierre-de-Soucy | 27.7°C about the same | −1.8°C 1°C milder | 1,122 mm |
| Crolles 7.1 km | Pont-de-Beauvoisin | 28.5°C 1.1°C warmer | −1.2°C 1.6°C milder | 1,166 mm |
Sainte-Agnès weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Saint-Michel Maur station; sunshine at Chambery-Aix.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 5.5°C | −2.8°C | 1.3°C | 74 mm | 77 |
| February | 7.9°C | −2.1°C | 2.9°C | 49 mm | 102 |
| March | 13.3°C | 1.5°C | 7.4°C | 60 mm | 158 |
| April | 17.3°C | 5.1°C | 11.2°C | 50 mm | 176 |
| May | 21.0°C | 8.6°C | 14.8°C | 71 mm | 202 |
| June | 25.2°C | 11.7°C | 18.4°C | 54 mm | 236 |
| July | 27.4°C | 13.3°C | 20.3°C | 60 mm | 262 |
| August | 26.6°C | 12.9°C | 19.8°C | 67 mm | 237 |
| September | 22.4°C | 9.8°C | 16.1°C | 54 mm | 181 |
| October | 17.5°C | 6.1°C | 11.8°C | 65 mm | 124 |
| November | 10.4°C | 1.5°C | 5.9°C | 75 mm | 75 |
| December | 5.9°C | −1.9°C | 2.0°C | 76 mm | 66 |
| Year | 16.7°C | 5.3°C | 11.0°C | 754 mm | 1,895 |
Where Sainte-Agnès’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Saint-Michel Maur, 42 km away: statistics for 1991–2020 (the station’s own years, 1997–2020, 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, Chambery-Aix, 46 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 Isère.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Sainte-Agnès’s climate
How warm does Sainte-Agnès get in summer?
July is the warmest month, with average highs of 27.4°C. About 76 days a year reach 25°C, more than 68% of mainland French towns, and about 25 reach 30°C.
How cold does Sainte-Agnès get in winter?
January nights average −2.8°C. The air drops to 0°C or below on about 90 nights a year, and about 8 days a year stay below freezing all day.
How much rain does Sainte-Agnès get?
About 754 mm a year, less than 50% of mainland French towns. December is the wettest month (76 mm) and February the driest (49 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Chambery-Aix (46 km away), averages 1,895 hours of sunshine a year.
Are these figures for Sainte-Agnès itself?
No: they are the normals of the Météo-France station matched to Sainte-Agnès, Saint-Michel Maur, 42 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 MICHEL MAUR_SAPC, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Sainte-Agnès →
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.