More rain falls on Val-Sonnette than on 93% of mainland French towns: 1,147 mm a year
Nights in January average 0.6°C. Rain peaks in November and eases off in February. Of the 11 towns of 2,500+ in Jura, it has the mildest January nights. Picnics, hikes and garden evenings come into their own from May to September, with highs of 20–26°C.
Figures from Météo-France’s Lons le Saunier station, 11 km north.
A year in Val-Sonnette at a glance
Each month’s typical high and low in °C, at the Lons le Saunier station.
What a year in Val-Sonnette feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Lons le Saunier.
About 1,147 mm of rain a year
November is the wettest month and February the driest. About 39 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 Tavaux Sa
A frosty town: 52 frosts and 61 days of 25°C a year
On about 52 nights a year the air drops to 0°C or below, and on about 10 days it stays below freezing all day. About 61 days a year reach 25°C, and 16 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Lons le Saunier: 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 Lons le Saunier
Lons le Saunier is 11 km north of Val-Sonnette. Every figure on this page is the station’s, not a measurement in Val-Sonnette itself.
| Station (Météo-France number) | Lons le Saunier (39362001) |
| Distance from the town | 11 km north |
| Station altitude | 298 m |
| Town altitude (its center) | 213 m |
| Period | 1991–2020 |
| Sunshine measured at | Tavaux Sa, 49 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 Val-Sonnette 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. 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 |
|---|---|---|---|---|
| Val-Sonnette | Lons le Saunier | 25.9°C | 0.6°C | 1,147 mm |
| Montmorot 9.6 km | same station | 25.9°C about the same | 0.6°C about the same | 1,147 mm |
| Lons-le-Saunier 10 km | same station | 25.9°C about the same | 0.6°C about the same | 1,147 mm |
| Louhans-Châteaurenaud 19 km | Montpont | 27.3°C 1.4°C warmer | 0.2°C about the same | 1,026 mm |
Val-Sonnette weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Lons le Saunier station; sunshine at Tavaux Sa.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.0°C | 0.6°C | 3.3°C | 83 mm | 57 |
| February | 7.6°C | 0.8°C | 4.2°C | 77 mm | 100 |
| March | 12.4°C | 3.8°C | 8.1°C | 80 mm | 186 |
| April | 16.1°C | 6.4°C | 11.3°C | 92 mm | 215 |
| May | 20.0°C | 10.1°C | 15.1°C | 113 mm | 221 |
| June | 23.8°C | 13.6°C | 18.7°C | 89 mm | 252 |
| July | 25.9°C | 15.5°C | 20.7°C | 95 mm | 276 |
| August | 25.8°C | 15.3°C | 20.5°C | 95 mm | 251 |
| September | 21.3°C | 11.8°C | 16.5°C | 95 mm | 205 |
| October | 16.2°C | 8.8°C | 12.5°C | 112 mm | 128 |
| November | 10.1°C | 4.1°C | 7.1°C | 117 mm | 67 |
| December | 6.6°C | 1.3°C | 3.9°C | 100 mm | 54 |
| Year | 16.0°C | 7.7°C | 11.8°C | 1,147 mm | 2,012 |
Where Val-Sonnette’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Lons le Saunier, 11 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, Tavaux Sa, 49 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 Val-Sonnette’s climate
How warm does Val-Sonnette get in summer?
July is the warmest month, with average highs of 25.9°C. About 61 days a year reach 25°C, fewer than 50% of mainland French towns, and about 16 reach 30°C.
How cold does Val-Sonnette get in winter?
January nights average 0.6°C. The air drops to 0°C or below on about 52 nights a year, and about 10 days a year stay below freezing all day.
How much rain does Val-Sonnette get?
About 1,147 mm a year, more than 93% of mainland French towns. November is the wettest month (117 mm) and February the driest (77 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Tavaux Sa (49 km away), averages 2,012 hours of sunshine a year.
Are these figures for Val-Sonnette itself?
No: they are the normals of the Météo-France station matched to Val-Sonnette, Lons le Saunier, 11 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 LONS LE SAUNIER, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Val-Sonnette →
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.