Winter nights in Sailly are colder than in 89% of mainland French towns
Midsummer highs settle at about 24.7°C. The gap between a January night and a July afternoon is 25°C. Its yearly rainfall tops that of 78% of mainland French towns. Comfortable outdoor weather lasts from May to September, with highs of 19–25°C.
Figures from Météo-France’s Cirfontaines station, 9.3 km east.
A year in Sailly at a glance
Each month’s typical high and low in °C, at the Cirfontaines station.
What a year in Sailly feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Cirfontaines.
About 904 mm of rain a year
December is the wettest month and April the driest. About 27 days a year bring 10 mm or more. 4th wettest of 6 towns of 2,500+ in Haute-Marne.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Saint-Dizier
A frosty town: 67 frosts and 48 days of 25°C a year
On about 67 nights a year the air drops to 0°C or below, and on about 11 days it stays below freezing all day. About 48 days a year reach 25°C, and 11 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Cirfontaines: 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 Cirfontaines
Cirfontaines is 9.3 km east of Sailly. Every figure on this page is the station’s, not a measurement in Sailly itself.
| Station (Météo-France number) | Cirfontaines (52131002) |
| Distance from the town | 9.3 km east |
| Station altitude | 379 m |
| Town altitude (its center) | 277 m |
| Period | 1991–2020 |
| Sunshine measured at | Saint-Dizier, 35 km away |
Sailly sits 102 m lower than the station. Air usually warms by about 0.65°C every 100 m you go down, so expect Sailly to run about 0.7°C warmer than these figures.
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 Sailly 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 Haute-Marne.
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 |
|---|---|---|---|---|
| Sailly | Cirfontaines | 24.7°C | −0.4°C | 904 mm |
| Joinville 9.5 km | Chevillon | 25.9°C 1.2°C warmer | 0.4°C 0.8°C milder | 982 mm |
| Wassy 25 km | Chevillon | 25.9°C 1.2°C warmer | 0.4°C 0.8°C milder | 982 mm |
| Ligny-en-Barrois 28 km | Erneville-aux-Bois | 24.7°C about the same | −0.7°C about the same | 1,022 mm |
| Ancerville 29 km | Saint-Dizier | 26.0°C 1.3°C warmer | 0.8°C 1.2°C milder | 795 mm |
Sailly weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Cirfontaines station; sunshine at Saint-Dizier.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 4.7°C | −0.4°C | 2.1°C | 82 mm | 61 |
| February | 6.3°C | −0.2°C | 3.0°C | 71 mm | 81 |
| March | 10.9°C | 2.0°C | 6.4°C | 68 mm | 143 |
| April | 15.0°C | 4.5°C | 9.8°C | 59 mm | 183 |
| May | 18.7°C | 8.2°C | 13.5°C | 80 mm | 216 |
| June | 22.4°C | 11.3°C | 16.9°C | 66 mm | 228 |
| July | 24.7°C | 13.4°C | 19.1°C | 70 mm | 235 |
| August | 24.5°C | 13.4°C | 18.9°C | 79 mm | 224 |
| September | 20.1°C | 10.0°C | 15.0°C | 69 mm | 173 |
| October | 14.7°C | 7.1°C | 10.9°C | 84 mm | 116 |
| November | 8.8°C | 3.2°C | 6.0°C | 83 mm | 63 |
| December | 5.3°C | 0.6°C | 3.0°C | 94 mm | 53 |
| Year | 14.7°C | 6.1°C | 10.4°C | 904 mm | 1,776 |
Where Sailly’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Cirfontaines, 9.3 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, Saint-Dizier, 35 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 Haute-Marne.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Sailly’s climate
How warm does Sailly get in summer?
July is the warmest month, with average highs of 24.7°C. About 48 days a year reach 25°C, fewer than 72% of mainland French towns, and about 11 reach 30°C.
How cold does Sailly get in winter?
January nights average −0.4°C. The air drops to 0°C or below on about 67 nights a year, and about 11 days a year stay below freezing all day.
How much rain does Sailly get?
About 904 mm a year, more than 78% of mainland French towns. December is the wettest month (94 mm) and April the driest (59 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Saint-Dizier (35 km away), averages 1,776 hours of sunshine a year.
Are these figures for Sailly itself?
No: they are the normals of the Météo-France station matched to Sailly, Cirfontaines, 9.3 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 CIRFONTAINES_SAPC, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Sailly →
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.