Hardly any mainland French towns wake to more frost than Dieulefit
Sunny July days climb to about 29.1°C. A year here swings 30°C from midwinter lows to midsummer highs. Its July heat outdoes that of 88% of mainland French towns. Keep the boiler serviced for the months from November to March, which average under 10°C.
These are the figures of Météo-France’s Bourdeaux station, 8.8 km north-east.
A year in Dieulefit at a glance
Each month’s typical high and low in °C, at the Bourdeaux station.
What a year in Dieulefit feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Bourdeaux.
About 953 mm of rain a year
November is the wettest month and February the driest. About 30 days a year bring 10 mm or more. 2nd wettest of 40 towns of 2,500+ in Drôme.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Montélimar
A frosty town: 82 frosts and 93 days of 25°C a year
On about 82 nights a year the air drops to 0°C or below, and on about 4 days it stays below freezing all day. About 93 days a year reach 25°C, and 37 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Bourdeaux: 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 Bourdeaux
Bourdeaux is 8.8 km north-east of Dieulefit. Every figure on this page is the station’s, not a measurement in Dieulefit itself.
| Station (Météo-France number) | Bourdeaux (26056001) |
| Distance from the town | 8.8 km north-east |
| Station altitude | 432 m |
| Town altitude (its center) | 377 m |
| Period | 1994–2020 (the station’s own record) |
| Sunshine measured at | Montélimar, 27 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 Dieulefit 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, each with its own matched station.
| Town | Station | July high | January low | Rain a year |
|---|---|---|---|---|
| Dieulefit | Bourdeaux | 29.1°C | −1.0°C | 953 mm |
| Valréas 17 km | Taulignan | 30.3°C 1.2°C warmer | 1.9°C 2.9°C milder | 842 mm |
| Nyons 19 km | Vinsobres | 30.0°C 0.9°C warmer | 2.5°C 3.5°C milder | 789 mm |
| Montboucher-sur-Jabron 21 km | Montboucher-S-J | 30.2°C 1.1°C warmer | 1.2°C 2.2°C milder | 915 mm |
| Aouste-sur-Sye 21 km | Puy-Saint-Martin | 30.2°C 1.1°C warmer | 1.8°C 2.8°C milder | 923 mm |
| Crest 23 km | Puy-Saint-Martin | 30.2°C 1.1°C warmer | 1.8°C 2.8°C milder | 923 mm |
| Montélimar 25 km | Montélimar | 29.8°C 0.7°C warmer | 2.6°C 3.6°C milder | 920 mm |
Dieulefit weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Bourdeaux station; sunshine at Montélimar.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 8.6°C | −1.0°C | 3.8°C | 67 mm | 107 |
| February | 10.0°C | −1.1°C | 4.4°C | 49 mm | 136 |
| March | 14.1°C | 1.1°C | 7.6°C | 62 mm | 200 |
| April | 17.8°C | 3.9°C | 10.9°C | 88 mm | 219 |
| May | 21.8°C | 7.6°C | 14.7°C | 87 mm | 260 |
| June | 26.3°C | 10.9°C | 18.6°C | 58 mm | 300 |
| July | 29.1°C | 12.9°C | 21.0°C | 55 mm | 330 |
| August | 28.7°C | 12.6°C | 20.7°C | 65 mm | 299 |
| September | 23.7°C | 9.5°C | 16.6°C | 117 mm | 231 |
| October | 18.9°C | 6.8°C | 12.9°C | 114 mm | 156 |
| November | 12.5°C | 2.6°C | 7.5°C | 125 mm | 110 |
| December | 9.1°C | −0.2°C | 4.4°C | 68 mm | 95 |
| Year | 18.4°C | 5.5°C | 11.9°C | 953 mm | 2,441 |
Where Dieulefit’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Bourdeaux, 8.8 km away: statistics for 1991–2020 (the station’s own years, 1994–2020, 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, 27 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 Dieulefit’s climate
How warm does Dieulefit get in summer?
July is the warmest month, with average highs of 29.1°C. About 93 days a year reach 25°C, more than 84% of mainland French towns, and about 37 reach 30°C.
How cold does Dieulefit get in winter?
February nights average −1.1°C. The air drops to 0°C or below on about 82 nights a year, and about 4 days a year stay below freezing all day.
How much rain does Dieulefit get?
About 953 mm a year, more than 84% of mainland French towns. November is the wettest month (125 mm) and February the driest (49 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Montélimar (27 km away), averages 2,441 hours of sunshine a year.
Are these figures for Dieulefit itself?
No: they are the normals of the Météo-France station matched to Dieulefit, Bourdeaux, 8.8 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 BOURDEAUX, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Dieulefit →
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.