Rans is among the wettest of mainland French towns: 1,183 mm of rain a year
High summer brings afternoon highs near 27.9°C. Frosty nights outnumber those of 95% of mainland French towns. Winter and summer sit 29°C apart. The heating season runs November to March: each of those months averages under 10°C.
Figures from Météo-France’s Arc-et-Senans station, 13 km south.
A year in Rans at a glance
Each month’s typical high and low in °C, at the Arc-et-Senans station.
What a year in Rans feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Arc-et-Senans.
About 1,183 mm of rain a year
November is the wettest month and February the driest. About 40 days a year bring 10 mm or more. 7th wettest of 11 towns of 2,500+ in Jura.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Besançon
A frosty town: 81 frosts and 87 days of 25°C a year
On about 81 nights a year the air drops to 0°C or below, and on about 7 days it stays below freezing all day. About 87 days a year reach 25°C, and 32 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Arc-et-Senans: 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 Arc-et-Senans
Arc-et-Senans is 13 km south of Rans. Every figure on this page is the station’s, not a measurement in Rans itself.
| Station (Météo-France number) | Arc-et-Senans (25021001) |
| Distance from the town | 13 km south |
| Station altitude | 235 m |
| Town altitude (its center) | 248 m |
| Period | 1991–2020 |
| Sunshine measured at | Besançon, 23 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 Rans 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 Jura.
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 |
|---|---|---|---|---|
| Rans | Arc-et-Senans | 27.9°C | −0.8°C | 1,183 mm |
| Saint-Vit 8 km | Dannemarie-sur- | 26.3°C 1.6°C cooler | −0.4°C about the same | 1,067 mm |
| Dole 19 km | Dole | 27.5°C about the same | −0.4°C about the same | 1,023 mm |
| Besançon 24 km | Besançon | 25.7°C 2.2°C cooler | 0.1°C 0.9°C milder | 1,157 mm |
| École-Valentin 24 km | Besançon | 25.7°C 2.2°C cooler | 0.1°C 0.9°C milder | 1,157 mm |
| Miserey-Salines 25 km | Besançon | 25.7°C 2.2°C cooler | 0.1°C 0.9°C milder | 1,157 mm |
| Damparis 25 km | Tavaux Sa | 26.9°C 1°C cooler | 0.1°C 0.9°C milder | 869 mm |
Rans weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Arc-et-Senans station; sunshine at Besançon.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.8°C | −0.8°C | 3.0°C | 91 mm | 68 |
| February | 8.7°C | −0.8°C | 4.0°C | 85 mm | 97 |
| March | 13.5°C | 1.7°C | 7.6°C | 87 mm | 153 |
| April | 17.6°C | 4.4°C | 11.0°C | 88 mm | 184 |
| May | 21.6°C | 8.7°C | 15.2°C | 111 mm | 208 |
| June | 25.6°C | 12.2°C | 18.9°C | 92 mm | 231 |
| July | 27.9°C | 13.9°C | 20.9°C | 93 mm | 249 |
| August | 27.5°C | 13.5°C | 20.5°C | 97 mm | 237 |
| September | 22.7°C | 10.0°C | 16.4°C | 98 mm | 184 |
| October | 17.5°C | 6.8°C | 12.2°C | 111 mm | 132 |
| November | 11.1°C | 2.6°C | 6.9°C | 119 mm | 75 |
| December | 7.3°C | 0.1°C | 3.7°C | 112 mm | 56 |
| Year | 17.3°C | 6.0°C | 11.7°C | 1,183 mm | 1,873 |
Where Rans’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Arc-et-Senans, 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.
- Sunshine: the nearest station with at least 10 years of sunshine records, Besançon, 23 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 Jura.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Rans’s climate
How warm does Rans get in summer?
July is the warmest month, with average highs of 27.9°C. About 87 days a year reach 25°C, more than 77% of mainland French towns, and about 32 reach 30°C.
How cold does Rans get in winter?
January nights average −0.8°C. The air drops to 0°C or below on about 81 nights a year, and about 7 days a year stay below freezing all day.
How much rain does Rans get?
About 1,183 mm a year, more than 96% of mainland French towns. November is the wettest month (119 mm) and February the driest (85 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Besançon (23 km away), averages 1,873 hours of sunshine a year.
Are these figures for Rans itself?
No: they are the normals of the Météo-France station matched to Rans, Arc-et-Senans, 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 ARC-ET-SENANS, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Rans →
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.