More rain falls on Mailly than on 82% of mainland French towns: 931 mm a year
Nights in January average 0.6°C. By January nights alone, it runs colder than 79% of mainland French towns. Seasons differ by 26°C, from the coldest nights to the warmest afternoons. From May to September, highs of 20–26°C make it easy to spend the day outdoors.
Figures from Météo-France’s Briant station, 9.9 km north-east.
A year in Mailly at a glance
Each month’s typical high and low in °C, at the Briant station.
What a year in Mailly feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Briant.
About 931 mm of rain a year
May is the wettest month and February the driest. About 28 days a year bring 10 mm or more. 11th wettest of 32 towns of 2,500+ in Saône-et-Loire.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Saint-Yan
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 8 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 Briant: 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 Briant
Briant is 9.9 km north-east of Mailly. Every figure on this page is the station’s, not a measurement in Mailly itself.
| Station (Météo-France number) | Briant (71060001) |
| Distance from the town | 9.9 km north-east |
| Station altitude | 390 m |
| Town altitude (its center) | 392 m |
| Period | 1995–2020 (the station’s own record) |
| Nearest station of any kind | 8.3 km |
| Sunshine measured at | Saint-Yan, 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 Mailly 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. Where a neighbor uses the same station its figures are the same: the differences you’d feel over a few kilometers aren’t in the normals.
| Town | Station | July high | January low | Rain a year |
|---|---|---|---|---|
| Mailly | Briant | 26.0°C | 0.6°C | 931 mm |
| Charlieu 8.4 km | Charlieu | 27.1°C 1.1°C warmer | −0.1°C 0.7°C colder | 769 mm |
| Pouilly-sous-Charlieu 9.2 km | Charlieu | 27.1°C 1.1°C warmer | −0.1°C 0.7°C colder | 769 mm |
| Mably 17 km | Riorges - Man | 27.6°C 1.6°C warmer | 0.5°C about the same | 711 mm |
| Chauffailles 17 km | same station | 26.0°C about the same | 0.6°C about the same | 931 mm |
| Riorges 21 km | Riorges - Man | 27.6°C 1.6°C warmer | 0.5°C about the same | 711 mm |
| Roanne 21 km | Riorges - Man | 27.6°C 1.6°C warmer | 0.5°C about the same | 711 mm |
Mailly weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Briant station; sunshine at Saint-Yan.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.8°C | 0.6°C | 3.7°C | 68 mm | 65 |
| February | 8.0°C | 0.7°C | 4.3°C | 56 mm | 89 |
| March | 12.2°C | 3.1°C | 7.7°C | 59 mm | 147 |
| April | 16.0°C | 5.4°C | 10.7°C | 74 mm | 168 |
| May | 19.9°C | 9.2°C | 14.6°C | 97 mm | 198 |
| June | 24.1°C | 12.7°C | 18.4°C | 81 mm | 227 |
| July | 26.0°C | 14.4°C | 20.2°C | 82 mm | 248 |
| August | 26.2°C | 14.5°C | 20.3°C | 80 mm | 230 |
| September | 21.7°C | 11.0°C | 16.4°C | 79 mm | 167 |
| October | 16.8°C | 8.4°C | 12.6°C | 88 mm | 112 |
| November | 10.7°C | 3.9°C | 7.3°C | 95 mm | 66 |
| December | 7.3°C | 1.1°C | 4.2°C | 72 mm | 52 |
| Year | 16.3°C | 7.1°C | 11.7°C | 931 mm | 1,768 |
Where Mailly’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Briant, 9.9 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, Saint-Yan, 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 Saône-et-Loire.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Mailly’s climate
How warm does Mailly get in summer?
August is the warmest month, with average highs of 26.2°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 Mailly 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 8 days a year stay below freezing all day.
How much rain does Mailly get?
About 931 mm a year, more than 82% of mainland French towns. May is the wettest month (97 mm) and February the driest (56 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Saint-Yan (22 km away), averages 1,768 hours of sunshine a year.
Are these figures for Mailly itself?
No: they are the normals of the Météo-France station matched to Mailly, Briant, 9.9 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 BRIANT, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Mailly →
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.