Nights turn raw in Dième each January, colder than in 90% of mainland French towns
Expect July afternoons of about 25.0°C. None of the 118 towns of 2,500+ in Rhône gets more rain. The gap between a January night and a July afternoon is 26°C. Windscreens need scraping on about 64 mornings a year, the nights the air drops below 0°C.
These are the figures of Météo-France’s Saint-Cyr-Chatoux station, 10 km north-east.
A year in Dième at a glance
Each month’s typical high and low in °C, at the Saint-Cyr-Chatoux station.
What a year in Dième feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Saint-Cyr-Chatoux.
About 960 mm of rain a year
November is the wettest month and February the driest. About 30 days a year bring 10 mm or more. The wettest of 118 towns of 2,500+ in Rhône.
Rain by month
Millimeters
A frosty town: 64 frosts and 50 days of 25°C a year
On about 64 nights a year the air drops to 0°C or below, and on about 15 days it stays below freezing all day. About 50 days a year reach 25°C, and 12 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Saint-Cyr-Chatoux: 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-Cyr-Chatoux
Saint-Cyr-Chatoux is 10 km north-east of Dième. Every figure on this page is the station’s, not a measurement in Dième itself.
| Station (Météo-France number) | Saint-Cyr-Chatoux (69192001) |
| Distance from the town | 10 km north-east |
| Station altitude | 695 m |
| Town altitude (its center) | 670 m |
| Period | 1991–2020 |
| Nearest station of any kind | 6.7 km |
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 Dième 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 Rhône.
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 |
|---|---|---|---|---|
| Dième | Saint-Cyr-Chatoux | 25.0°C | −0.5°C | 960 mm |
| Tarare 8 km | Le Breuil | 27.9°C 2.9°C warmer | −0.7°C about the same | 750 mm |
| Vindry-sur-Turdine 9.4 km | Le Breuil | 27.9°C 2.9°C warmer | −0.7°C about the same | 750 mm |
| Val d'Oingt 9.9 km | Le Breuil | 27.9°C 2.9°C warmer | −0.7°C about the same | 750 mm |
| Amplepuis 10 km | Fourneaux | 27.1°C 2.1°C warmer | 0.1°C 0.6°C milder | 900 mm |
| Thizy-les-Bourgs 14 km | Fourneaux | 27.1°C 2.1°C warmer | 0.1°C 0.6°C milder | 900 mm |
| Porte des Pierres Dorées 15 km | Liergues | 27.4°C 2.4°C warmer | 0.4°C 0.9°C milder | 710 mm |
Dième weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Saint-Cyr-Chatoux station.
| Month | High | Low | Mean | Rain |
|---|---|---|---|---|
| January | 4.8°C | −0.5°C | 2.2°C | 70 mm |
| February | 6.1°C | −0.2°C | 3.0°C | 59 mm |
| March | 10.6°C | 2.7°C | 6.7°C | 62 mm |
| April | 14.2°C | 5.3°C | 9.7°C | 70 mm |
| May | 18.3°C | 9.1°C | 13.7°C | 88 mm |
| June | 22.5°C | 12.7°C | 17.6°C | 85 mm |
| July | 25.0°C | 14.7°C | 19.8°C | 85 mm |
| August | 24.9°C | 14.8°C | 19.8°C | 83 mm |
| September | 20.1°C | 11.2°C | 15.6°C | 75 mm |
| October | 14.8°C | 7.8°C | 11.3°C | 101 mm |
| November | 8.8°C | 3.1°C | 6.0°C | 103 mm |
| December | 5.6°C | 0.4°C | 3.0°C | 79 mm |
| Year | 14.6°C | 6.8°C | 10.7°C | 960 mm |
Where Dième’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Saint-Cyr-Chatoux, 10 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.
- Comparisons: every town of 2,500 or more in mainland France, read the same way; the dots are the towns of 2,500+ in Rhône.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Dième’s climate
How warm does Dième get in summer?
July is the warmest month, with average highs of 25.0°C. About 50 days a year reach 25°C, fewer than 68% of mainland French towns, and about 12 reach 30°C.
How cold does Dième get in winter?
January nights average −0.5°C. The air drops to 0°C or below on about 64 nights a year, and about 15 days a year stay below freezing all day.
How much rain does Dième get?
About 960 mm a year, more than 85% of mainland French towns. November is the wettest month (103 mm) and February the driest (59 mm).
Are these figures for Dième itself?
No: they are the normals of the Météo-France station matched to Dième, Saint-Cyr-Chatoux, 10 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-CYR-CHATOUX, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Dième →
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.