July in Grignan runs hotter than in 93% of mainland French towns
In January the night’s low is typically 1.9°C. Only 28°C separates winter nights from summer afternoons. By frosts alone, it ranks gentler than 75% of mainland French towns. Waterproofs come out on about 78 days a year, each with 1 mm of rain or more.
These are the figures of Météo-France’s Taulignan station, 6.3 km east.
A year in Grignan at a glance
Each month’s typical high and low in °C, at the Taulignan station.
What a year in Grignan feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Taulignan.
About 842 mm of rain a year
November is the wettest month and February the driest. About 27 days a year bring 10 mm or more. 35th wettest of 40 towns of 2,500+ in Drôme.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Montélimar
31 frosts and 104 days of 25°C a year
On about 31 nights a year the air drops to 0°C or below, and on about 1 days it stays below freezing all day. About 104 days a year reach 25°C, and 45 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Taulignan: 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 Taulignan
Taulignan is 6.3 km east of Grignan. Every figure on this page is the station’s, not a measurement in Grignan itself.
| Station (Météo-France number) | Taulignan (26348001) |
| Distance from the town | 6.3 km east |
| Station altitude | 257 m |
| Town altitude (its center) | 193 m |
| Period | 1993–2020 (the station’s own record) |
| Sunshine measured at | Montélimar, 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 Grignan 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 Drôme.
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 |
|---|---|---|---|---|
| Grignan | Taulignan | 30.3°C | 1.9°C | 842 mm |
| Valréas 7.7 km | same station | 30.3°C about the same | 1.9°C about the same | 842 mm |
| Saint-Paul-Trois-Châteaux 14 km | Pierrelatte | 30.3°C about the same | 2.3°C about the same | 795 mm |
| Donzère 16 km | Donzère | 30.9°C 0.6°C warmer | 2.4°C 0.5°C milder | 826 mm |
| Dieulefit 17 km | Bourdeaux | 29.1°C 1.2°C cooler | −1.0°C 2.9°C colder | 953 mm |
| Montboucher-sur-Jabron 17 km | Montboucher-S-J | 30.2°C about the same | 1.2°C 0.7°C colder | 915 mm |
| Châteauneuf-du-Rhône 17 km | Donzère | 30.9°C 0.6°C warmer | 2.4°C 0.5°C milder | 826 mm |
Grignan weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Taulignan station; sunshine at Montélimar.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 9.7°C | 1.9°C | 5.8°C | 67 mm | 107 |
| February | 10.9°C | 2.0°C | 6.5°C | 46 mm | 136 |
| March | 15.0°C | 4.5°C | 9.8°C | 48 mm | 200 |
| April | 18.3°C | 6.9°C | 12.6°C | 76 mm | 219 |
| May | 22.7°C | 10.6°C | 16.6°C | 74 mm | 260 |
| June | 27.5°C | 14.2°C | 20.8°C | 46 mm | 300 |
| July | 30.3°C | 16.4°C | 23.3°C | 47 mm | 330 |
| August | 29.6°C | 16.3°C | 23.0°C | 63 mm | 299 |
| September | 24.5°C | 13.0°C | 18.7°C | 97 mm | 231 |
| October | 19.7°C | 9.9°C | 14.8°C | 103 mm | 156 |
| November | 13.6°C | 5.5°C | 9.6°C | 116 mm | 110 |
| December | 10.3°C | 2.6°C | 6.4°C | 59 mm | 95 |
| Year | 19.3°C | 8.7°C | 14.0°C | 842 mm | 2,441 |
Where Grignan’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Taulignan, 6.3 km away: statistics for 1991–2020 (the station’s own years, 1993–2020, 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, Montélimar, 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 Drôme.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Grignan’s climate
How warm does Grignan get in summer?
July is the warmest month, with average highs of 30.3°C. About 104 days a year reach 25°C, more than 90% of mainland French towns, and about 45 reach 30°C.
How cold does Grignan get in winter?
January nights average 1.9°C. The air drops to 0°C or below on about 31 nights a year, and about 1 days a year stay below freezing all day.
How much rain does Grignan get?
About 842 mm a year, more than 69% of mainland French towns. November is the wettest month (116 mm) and February the driest (46 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Montélimar (23 km away), averages 2,441 hours of sunshine a year.
Are these figures for Grignan itself?
No: they are the normals of the Météo-France station matched to Grignan, Taulignan, 6.3 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 TAULIGNAN, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Grignan →
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.