Saint-Romain-en-Jarez, France

Full City Profile

3.6 /5.0

B+ Good

945 Population 144/sq mi density

1,814 ft Elevation 553 meters

53°F Avg Temperature 12°C

B+

Overall

3.6 / 5.0

Good overall score based on economy, affordability, safety and education

Economy

3.0 / 5.0

$26,190 median income, 5.3% unemployment

Affordability

4.2 / 5.0

$116,800 home value, $584/mo rent

Saint-Romain-en-Jarez experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 37°F in January while summers reach 69°F in July. The area gets 258 sunny days per year. Annual precipitation totals 37.3 inches. The area receives 10.5 inches of snow annually.

Temperature

37°F Jan (3°C) 69°F Jul (20°C)

Annual Average	52.9°F
	2% below US avg
January Average	37°F (3°C)
July Average	69°F (20°C)
Sunny Days	258 days/yr

Geography

Elevation	1,814 ft (553 m)
Area	6.6 sq mi (17.0 km²)
Population Density	144/sq mi
Coordinates	45.5587°N, 4.5355°W
Timezone	Europe/Paris

Precipitation & Snow

Annual Rainfall 37.3"

2% below US avg

Snowfall 10.5"

Wettest Month (Sep) 3.70"

Driest Month (Feb) 2.05"

Air Quality

Earthquake History

357 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.5. Most recent: M3.3 on May 6, 2025.

Jul 15, 1996	3 km NE of Chilly, France	M4.5	123 km
Dec 14, 1994	7 km SSE of Amancy, France	M4.5	150 km
Mar 12, 2022	3 km S of Faverges, France	M4.5	137 km
Jul 23, 1996	4 km W of Choisy, France	M4.4	124 km
Aug 3, 2011	4 km ESE of Barjac, France	M4.3	141 km
Jan 11, 1999	2 km W of Saint-Paul-de-Varces, France	M4.2	100 km
Jan 11, 2006	1 km S of Saint-Rambert-en-Bugey, France	M4.1	81 km
Sep 13, 1999	1 km NE of Biol, France	M4.0	68 km
Sep 4, 1995	5 km SE of Gruffy, France	M3.8	125 km
Sep 4, 1995	5 km SE of Gruffy, France	M3.8	124 km
Feb 3, 1994	6 km WSW of Yenne, France	M3.8	90 km
Jan 28, 2004	2 km ESE of Châbons, France	M3.8	73 km
Aug 19, 2003	5 km NNW of Saint-Georges-de-Mons, France	M3.8	142 km
Dec 28, 1992	3 km NE of Villebois, France	M3.8	80 km
Feb 28, 2004	1 km E of Biol, France	M3.7	68 km
Aug 23, 2003	1 km NNW of Saint-Georges-de-Mons, France	M3.7	139 km
Jul 20, 1996	1 km NNE of La Balme-de-Sillingy, France	M3.7	127 km
Feb 1, 2008	8 km ENE of Saint-Gervais-d'Auvergne, France	M3.6	136 km
Sep 8, 1995	1 km NW of Crolles, France	M3.5	108 km
Jul 25, 2002	7 km NW of Beaujeu, France	M3.5	72 km

Source: USGS (M2.5+, 1990–2025)

Nearby Volcanoes

1 volcano within 200 km. Closest: Chaine des Puys (124 km).

Name	Type	Elevation	Last Eruption	Distance
Chaine des Puys	Lava dome(s)	1,464 m (4,803 ft)	-4040	124 km

Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	37°F (3°C)	2.3 in	Coldest
February	38°F (3°C)	2.1 in	Driest
March	43°F (6°C)	2.3 in
April	47°F (8°C)	2.9 in
May	56°F (13°C)	3.6 in
June	61°F (16°C)	3.4 in
July	69°F (20°C)	2.6 in	Warmest
August	66°F (19°C)	3.0 in
September	60°F (15°C)	3.7 in	Wettest
October	52°F (11°C)	3.6 in
November	42°F (6°C)	3.0 in
December	38°F (3°C)	2.4 in

Saint-Romain-en-Jarez has a seasonal temperature swing of 32°F / from 37°F in January to 69°F in July. Total annual precipitation is 34.9 inches, with September being the wettest month (3.7") and February the driest (2.1").

View full weather details →