More rain falls on Saint-Igny-de-Roche than on 79% of mainland French towns: 917 mm a year
In July the day’s top temperature is typically 26.3°C. May is the wettest month, February the driest. Winter nights are cold: in January they are colder than in 77% of mainland French towns. Radiators earn their keep from November to March, the months that average under 10°C.
These are the figures of Météo-France’s Nandax station, 13 km south-west.
A year in Saint-Igny-de-Roche at a glance
Each month’s typical high and low in °C, at the Nandax station.
What a year in Saint-Igny-de-Roche feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Nandax.
About 917 mm of rain a year
May is the wettest month and February the driest. About 26 days a year bring 10 mm or more. 12th wettest of 32 towns of 2,500+ in Saône-et-Loire.
Rain by month
Millimeters
A frosty town: 55 frosts and 63 days of 25°C a year
On about 55 nights a year the air drops to 0°C or below, and on about 7 days it stays below freezing all day. About 63 days a year reach 25°C, and 20 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Nandax: 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 Nandax
Nandax is 13 km south-west of Saint-Igny-de-Roche. Every figure on this page is the station’s, not a measurement in Saint-Igny-de-Roche itself.
| Station (Météo-France number) | Nandax (42152001) |
| Distance from the town | 13 km south-west |
| Station altitude | 374 m |
| Town altitude (its center) | 400 m |
| Period | 1991–2020 |
| Nearest station of any kind | 10 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 Saint-Igny-de-Roche 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 Saône-et-Loire.
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-Igny-de-Roche | Nandax | 26.3°C | 0.8°C | 917 mm |
| Chauffailles 3.3 km | Briant | 26.0°C about the same | 0.6°C about the same | 931 mm |
| Cours 10 km | Machézal | 25.4°C 0.9°C cooler | 0.5°C about the same | 820 mm |
| Charlieu 11 km | Charlieu | 27.1°C 0.8°C warmer | −0.1°C 0.9°C colder | 769 mm |
| Pouilly-sous-Charlieu 15 km | Charlieu | 27.1°C 0.8°C warmer | −0.1°C 0.9°C colder | 769 mm |
| Thizy-les-Bourgs 17 km | Fourneaux | 27.1°C 0.8°C warmer | 0.1°C 0.7°C colder | 900 mm |
| Mably 22 km | Riorges - Man | 27.6°C 1.3°C warmer | 0.5°C about the same | 711 mm |
Saint-Igny-de-Roche weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Nandax station.
| Month | High | Low | Mean | Rain |
|---|---|---|---|---|
| January | 7.0°C | 0.8°C | 3.9°C | 61 mm |
| February | 8.2°C | 0.6°C | 4.4°C | 49 mm |
| March | 12.5°C | 2.9°C | 7.7°C | 53 mm |
| April | 15.8°C | 5.2°C | 10.5°C | 70 mm |
| May | 19.9°C | 8.9°C | 14.4°C | 100 mm |
| June | 23.9°C | 12.4°C | 18.2°C | 83 mm |
| July | 26.3°C | 14.3°C | 20.3°C | 93 mm |
| August | 26.2°C | 14.0°C | 20.1°C | 84 mm |
| September | 21.6°C | 10.7°C | 16.2°C | 83 mm |
| October | 16.8°C | 8.3°C | 12.6°C | 86 mm |
| November | 11.0°C | 4.1°C | 7.5°C | 91 mm |
| December | 7.7°C | 1.6°C | 4.6°C | 64 mm |
| Year | 16.4°C | 7.0°C | 11.7°C | 917 mm |
Where Saint-Igny-de-Roche’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Nandax, 13 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 Saône-et-Loire.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Saint-Igny-de-Roche’s climate
How warm does Saint-Igny-de-Roche get in summer?
July is the warmest month, with average highs of 26.3°C. About 63 days a year reach 25°C, more than 54% of mainland French towns, and about 20 reach 30°C.
How cold does Saint-Igny-de-Roche get in winter?
February nights average 0.6°C. The air drops to 0°C or below on about 55 nights a year, and about 7 days a year stay below freezing all day.
How much rain does Saint-Igny-de-Roche get?
About 917 mm a year, more than 79% of mainland French towns. May is the wettest month (100 mm) and February the driest (49 mm).
Are these figures for Saint-Igny-de-Roche itself?
No: they are the normals of the Météo-France station matched to Saint-Igny-de-Roche, Nandax, 13 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 NANDAX, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Saint-Igny-de-Roche →
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.