Senailly gets more frosts than 86% of mainland French towns
In July the day’s top temperature is typically 26.3°C. By rainfall alone, it ranks wetter than 71% of mainland French towns. Expect the heaviest rain in December and the lightest in August. Comfortable outdoor weather lasts from May to September, with highs of 20–26°C.
Figures from Météo-France’s Montbard station, 6.8 km north-east.
A year in Senailly at a glance
Each month’s typical high and low in °C, at the Montbard station.
What a year in Senailly feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Montbard.
About 854 mm of rain a year
December is the wettest month and August the driest. About 25 days a year bring 10 mm or more. 2nd wettest of 21 towns of 2,500+ in Côte-d'Or.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Châtillon/Seine
A frosty town: 65 frosts and 64 days of 25°C a year
On about 65 nights a year the air drops to 0°C or below, and on about 4 days it stays below freezing all day. About 64 days a year reach 25°C, and 21 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Montbard: 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 Montbard
Montbard is 6.8 km north-east of Senailly. Every figure on this page is the station’s, not a measurement in Senailly itself.
| Station (Météo-France number) | Montbard (21425001) |
| Distance from the town | 6.8 km north-east |
| Station altitude | 209 m |
| Town altitude (its center) | 226 m |
| Period | 1992–2020 (the station’s own record) |
| Sunshine measured at | Châtillon/Seine, 38 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 Senailly 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 Côte-d'Or.
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 |
|---|---|---|---|---|
| Senailly | Montbard | 26.3°C | 0.5°C | 854 mm |
| Montbard 7.3 km | same station | 26.3°C about the same | 0.5°C about the same | 854 mm |
| Semur-en-Auxois 12 km | Semur-en-Auxois | 26.0°C about the same | 0.3°C about the same | 778 mm |
| Venarey-les-Laumes 15 km | same station | 26.3°C about the same | 0.5°C about the same | 854 mm |
| Avallon 29 km | Merry-sur-Yonne | 26.4°C about the same | 0.8°C about the same | 777 mm |
Senailly weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Montbard station; sunshine at Châtillon/Seine.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.2°C | 0.5°C | 3.8°C | 72 mm | 67 |
| February | 8.6°C | 0.4°C | 4.5°C | 63 mm | 90 |
| March | 12.7°C | 1.9°C | 7.3°C | 65 mm | 148 |
| April | 16.5°C | 4.3°C | 10.4°C | 68 mm | 183 |
| May | 20.2°C | 8.3°C | 14.3°C | 79 mm | 201 |
| June | 24.2°C | 11.7°C | 17.9°C | 65 mm | 229 |
| July | 26.3°C | 13.4°C | 19.9°C | 70 mm | 235 |
| August | 26.1°C | 13.1°C | 19.6°C | 58 mm | 215 |
| September | 21.7°C | 9.7°C | 15.7°C | 70 mm | 176 |
| October | 16.9°C | 7.2°C | 12.1°C | 81 mm | 121 |
| November | 11.1°C | 3.4°C | 7.3°C | 81 mm | 72 |
| December | 7.7°C | 1.2°C | 4.5°C | 82 mm | 57 |
| Year | 16.6°C | 6.3°C | 11.4°C | 854 mm | 1,792 |
Where Senailly’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Montbard, 6.8 km away: statistics for 1991–2020 (the station’s own years, 1992–2020, 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, Châtillon/Seine, 38 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 Côte-d'Or.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Senailly’s climate
How warm does Senailly get in summer?
July is the warmest month, with average highs of 26.3°C. About 64 days a year reach 25°C, more than 55% of mainland French towns, and about 21 reach 30°C.
How cold does Senailly get in winter?
February nights average 0.4°C. The air drops to 0°C or below on about 65 nights a year, and about 4 days a year stay below freezing all day.
How much rain does Senailly get?
About 854 mm a year, more than 71% of mainland French towns. December is the wettest month (82 mm) and August the driest (58 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Châtillon/Seine (38 km away), averages 1,792 hours of sunshine a year.
Are these figures for Senailly itself?
No: they are the normals of the Météo-France station matched to Senailly, Montbard, 6.8 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 MONTBARD_SAPC, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Senailly →
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.