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Climate in Rochefort-Samson · Météo-France 1991–2020 normals

Rainfall in Rochefort-Samson tops that of 88% of mainland French towns: 1,024 mm a year

On a normal January night the air cools to about 0.6°C. Of all months, October brings the most rain and February the least. By July afternoons alone, it runs hotter than 81% of mainland French towns. Warm coats and heating bills mark the months from November to March, when means dip under 10°C.

July afternoons: warmer than 81% of mainland French towns
January nights: colder than 79% of mainland French towns
Rain a year: wetter than 88% of mainland French towns

These are the figures of Météo-France’s Rochefort-Samson station, 1.3 km north-east.

A year in Rochefort-Samson at a glance

Each month’s typical high and low in °C, at the Rochefort-Samson station.

Jan7°C1°CColdest nights
Feb9°C1°CFrosty nights
Mar13°C3°C
Apr17°C6°C
May21°C10°C
Jun25°C13°C
Jul28°C15°CWarmest
Aug28°C15°C
Sep23°C12°C
Oct17°C9°CWettest
Nov now11°C4°C
Dec8°C1°C
A normal year

What a year in Rochefort-Samson feels like

Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Rochefort-Samson.

Winter
8°C / 1°C
48 frosts a year
Spring
17°C / 6°C
263 mm of rain
Summer
27°C / 15°C
81 days of 25°C+ a year
Autumn
17°C / 8°C
357 mm of rain, the wettest season
Best months to be outsideMayJunSepOctHighs of 17–27°C and nights of 8°C or more
Rain

About 1,024 mm of rain a year

October is the wettest month and February the driest. About 32 days a year bring 10 mm or more. 2nd wettest of 40 towns of 2,500+ in Drôme.

1,024 mm
Rain a year, over 102 days of 1 mm or more
Wetter than 88% of mainland French towns
32
Days a year with 10 mm of rain or more
2,003 hrs
Sunshine a year at Colombier Jeune Rad
38 km away

Rain by month

Millimeters

126 mm
JFMAMJJASOND

Sunshine by month

Hours of sunshine at Colombier Jeune Rad

282 h
JFMAMJJASOND
Frost & warm days

48 frosts and 81 days of 25°C a year

On about 48 nights a year the air drops to 0°C or below, and on about 6 days it stays below freezing all day. About 81 days a year reach 25°C, and 28 reach 30°C.

48
Air frosts a year (below 0°C)
More frosts than 66% of mainland French towns
6
Days that stay below 0°C
81
Days of 25°C or more
More warm days than 72% of mainland French towns
28
Hot days, 30°C or more
More hot days than 77% of mainland French towns

Day counts are Météo-France’s 1991–2020 normals at Rochefort-Samson: 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.

Weather station

The Météo-France station at Rochefort-Samson

Rochefort-Samson is 1.3 km north-east of Rochefort-Samson. Every figure on this page is the station’s, not a measurement in Rochefort-Samson itself.

Station (Météo-France number)Rochefort-Samson (26273002)
Distance from the town1.3 km north-east
Station altitude368 m
Town altitude (its center)360 m
Period1991–2020
Sunshine measured atColombier Jeune Rad, 38 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.

Compared with other towns

How Rochefort-Samson 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.

July afternoons28.2°C
Rochefort-SamsonMedian mainland town
26°C27°C28°C29°C30°C31°C
Warmer than 81% of mainland French towns41st warmest of 40 towns of 2,500+ in Drôme
January nights0.6°C
Rochefort-SamsonMedian mainland town
−2°C−1°C0°C1°C2°C3°C
Colder than 79% of mainland French towns37th mildest of 40 towns of 2,500+ in Drôme
Rain a year1,024 mm
Rochefort-SamsonMedian mainland town
6008001,0001,200
Wetter than 88% of mainland French towns2nd wettest of 40 towns of 2,500+ in Drôme
Frosts a year48 nights
Rochefort-SamsonMedian mainland town
20406080100
More frosts than 66% of mainland French towns13th frostiest of 40 towns of 2,500+ in Drôme
Days of 25°C or more81 days
Rochefort-SamsonMedian mainland town
6080100120
More warm days than 72% of mainland French towns41st most 25°C days of 40 towns of 2,500+ in Drôme
Next door

Nearby towns’ climate

The nearest towns of 2,500+ within 29 km, each with its own matched station.

TownStationJuly highJanuary lowRain a year
Rochefort-SamsonRochefort-Samson28.2°C0.6°C1,024 mm
Chatuzange-le-Goubet 6.1 kmRomans29.3°C 1.1°C warmer0.8°C about the same877 mm
Bourg-de-Péage 9.2 kmRomans29.3°C 1.1°C warmer0.8°C about the same877 mm
Romans-sur-Isère 10 kmRomans29.3°C 1.1°C warmer0.8°C about the same877 mm
Alixan 11 kmValence-Chabeui29.4°C 1.2°C warmer1.0°C about the same874 mm
Montélier 12 kmValence-Chabeui29.4°C 1.2°C warmer1.0°C about the same874 mm
Saint-Jean-en-Royans 12 kmSaint-Jean-en-Roya28.5°C about the same−0.1°C 0.7°C colder1,136 mm
Month by month

Rochefort-Samson weather by month

Average daily high and low, mean temperature and rain, 1991–2020, at the Rochefort-Samson station; sunshine at Colombier Jeune Rad.

MonthHighLowMeanRainSun (hours)
January7.2°C0.6°C3.9°C63 mm73
February8.6°C0.8°C4.7°C51 mm99
March13.2°C3.4°C8.3°C65 mm168
April16.7°C5.8°C11.3°C92 mm188
May20.8°C9.6°C15.2°C106 mm218
June25.2°C13.1°C19.1°C80 mm261
July28.2°C15.3°C21.7°C73 mm282
August27.9°C15.3°C21.6°C74 mm253
September22.7°C11.8°C17.2°C114 mm197
October17.4°C8.7°C13.1°C126 mm123
November11.3°C4.3°C7.8°C117 mm81
December7.8°C1.4°C4.6°C63 mm62
Year17.2°C7.5°C12.4°C1,024 mm2,003
Sources

Where Rochefort-Samson’s numbers come from

Averages over 30 years, not a forecast.

  • Temperature, rain and day counts: Météo-France’s fiche climatologique for Rochefort-Samson, 1.3 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, Colombier Jeune Rad, 38 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 Rochefort-Samson’s climate

How warm does Rochefort-Samson get in summer?

July is the warmest month, with average highs of 28.2°C. About 81 days a year reach 25°C, more than 72% of mainland French towns, and about 28 reach 30°C.

How cold does Rochefort-Samson get in winter?

January nights average 0.6°C. The air drops to 0°C or below on about 48 nights a year, and about 6 days a year stay below freezing all day.

How much rain does Rochefort-Samson get?

About 1,024 mm a year, more than 88% of mainland French towns. October is the wettest month (126 mm) and February the driest (51 mm).

How sunny is it?

The nearest Météo-France station that records sunshine, Colombier Jeune Rad (38 km away), averages 2,003 hours of sunshine a year.

Are these figures for Rochefort-Samson itself?

No: they are the normals of the Météo-France station matched to Rochefort-Samson, Rochefort-Samson, 1.3 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 ROCHEFORT-SAMSON_SAPC, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Rochefort-Samson →

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.