Frosty mornings in Oizon outnumber those of 93% of mainland French towns
High summer brings afternoon highs near 27.1°C. The seasons are far apart: from a winter night to a summer afternoon the average spans 27°C. Summer afternoons here are warmer than in 69% of mainland French towns. Radiators earn their keep from November to March, the months that average under 10°C.
Figures from Météo-France’s Vailly station, 9.5 km east.
A year in Oizon at a glance
Each month’s typical high and low in °C, at the Vailly station.
What a year in Oizon feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Vailly.
About 793 mm of rain a year
December is the wettest month and June the driest. About 24 days a year bring 10 mm or more. 3rd wettest of 16 towns of 2,500+ in Cher.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Bourges
A frosty town: 75 frosts and 71 days of 25°C a year
On about 75 nights a year the air drops to 0°C or below, and on about 5 days it stays below freezing all day. About 71 days a year reach 25°C, and 23 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Vailly: 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 Vailly
Vailly is 9.5 km east of Oizon. Every figure on this page is the station’s, not a measurement in Oizon itself.
| Station (Météo-France number) | Vailly (18269001) |
| Distance from the town | 9.5 km east |
| Station altitude | 197 m |
| Town altitude (its center) | 263 m |
| Period | 1991–2020 |
| Nearest station of any kind | 7.7 km |
| Sunshine measured at | Bourges, 47 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 Oizon 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 Cher.
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 |
|---|---|---|---|---|
| Oizon | Vailly | 27.1°C | 0.4°C | 793 mm |
| Aubigny-sur-Nère 6.5 km | Aubigny-sur-Nère | 25.8°C 1.3°C cooler | 1.4°C 1°C milder | 789 mm |
| Châtillon-sur-Loire 22 km | same station | 27.1°C about the same | 0.4°C about the same | 793 mm |
| Briare 26 km | Nogent-sur-V. | 26.2°C 0.9°C cooler | 1.2°C 0.8°C milder | 739 mm |
| Gien 27 km | Nogent-sur-V. | 26.2°C 0.9°C cooler | 1.2°C 0.8°C milder | 739 mm |
Oizon weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Vailly station; sunshine at Bourges.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.1°C | 0.4°C | 3.7°C | 70 mm | 66 |
| February | 8.7°C | −0.2°C | 4.2°C | 60 mm | 94 |
| March | 13.2°C | 1.6°C | 7.4°C | 58 mm | 156 |
| April | 16.8°C | 3.4°C | 10.1°C | 62 mm | 186 |
| May | 20.7°C | 7.4°C | 14.0°C | 71 mm | 216 |
| June | 24.4°C | 10.9°C | 17.7°C | 56 mm | 227 |
| July | 27.1°C | 12.5°C | 19.8°C | 62 mm | 249 |
| August | 26.9°C | 12.1°C | 19.5°C | 60 mm | 240 |
| September | 22.4°C | 8.5°C | 15.4°C | 60 mm | 194 |
| October | 17.0°C | 6.7°C | 11.8°C | 75 mm | 127 |
| November | 11.0°C | 3.2°C | 7.1°C | 77 mm | 77 |
| December | 7.6°C | 1.0°C | 4.3°C | 81 mm | 60 |
| Year | 16.9°C | 5.6°C | 11.3°C | 793 mm | 1,889 |
Where Oizon’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Vailly, 9.5 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, Bourges, 47 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 Cher.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Oizon’s climate
How warm does Oizon get in summer?
July is the warmest month, with average highs of 27.1°C. About 71 days a year reach 25°C, more than 66% of mainland French towns, and about 23 reach 30°C.
How cold does Oizon get in winter?
February nights average −0.2°C. The air drops to 0°C or below on about 75 nights a year, and about 5 days a year stay below freezing all day.
How much rain does Oizon get?
About 793 mm a year, more than 59% of mainland French towns. December is the wettest month (81 mm) and June the driest (56 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Bourges (47 km away), averages 1,889 hours of sunshine a year.
Are these figures for Oizon itself?
No: they are the normals of the Météo-France station matched to Oizon, Vailly, 9.5 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 VAILLY, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Oizon →
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.