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La Tronche, France

Full City Profile

3.3 /5.0
B Good
7,125 Population 2,873/sq mi density
787 ft Elevation 240 meters
45°F Avg Temperature 7°C
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
C+
Economy
2.6 / 5.0
$32,400 median income, 7.8% unemployment
B+
Affordability
3.9 / 5.0
$158,800 home value, $794/mo rent
La Tronche has a cool climate with an average annual temperature of 45°F (7°C). Winters average 28°F in January while summers reach 61°F in July. The area gets 291 sunny days per year. Annual precipitation totals 58.3 inches. The area receives 77.8 inches of snow annually.

Temperature

28°F Jan (-2°C) 61°F Jul (16°C)
Annual Average45.0°F
17% below US avg
January Average28°F (-2°C)
July Average61°F (16°C)
Sunny Days291 days/yr

Geography

Elevation787 ft (240 m)
Area2.5 sq mi (6.4 km²)
Population Density2,873/sq mi
Coordinates45.2051°N, 5.7463°W
TimezoneEurope/Paris

Precipitation & Snow

Annual Rainfall 58.3"
53% above US avg
Snowfall 77.8"
Wettest Month (Nov) 4.61"
Driest Month (Jul) 2.68"

Air Quality

Earthquake History

1,387 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.8. Most recent: M3.3 on May 6, 2025.

Oct 31, 1997 12 km SE of Seyne-les-Alpes, France M4.8 118 km
Apr 7, 2014 7 km SE of Guillestre, France M4.8 101 km
Feb 11, 1991 5 km ESE of Briançon, France M4.6 84 km
Jan 20, 1994 1 km NE of Melle, Italy M4.6 144 km
Mar 12, 2022 3 km S of Faverges, France M4.5 71 km
Oct 3, 2012 2 km N of Melle, Italy M4.5 142 km
Mar 2, 2012 8 km NNW of Jausiers, France M4.5 110 km
Jul 15, 1996 3 km NE of Chilly, France M4.5 92 km
Dec 14, 1994 7 km SSE of Amancy, France M4.5 101 km
Jul 25, 2011 5 km NW of Cantalupa, Italy M4.4 123 km
Nov 21, 1995 1 km SW of Collegno, Italy M4.4 142 km
Jul 23, 1996 4 km W of Choisy, France M4.4 90 km
Jan 20, 1994 1 km SW of Melle, Italy M4.3 143 km
Jun 30, 2010 3 km NW of Saint-Martin-de-Belleville, France M4.3 61 km
Feb 11, 1990 northern Italy M4.3 148 km
Aug 3, 2011 4 km ESE of Barjac, France M4.3 147 km
May 14, 2004 0 km SSE of Chiusa di San Michele, Italy M4.2 125 km
Jul 30, 2016 0 km SSW of Fleccia-Chianavasso, Italy M4.2 119 km
Jan 11, 1999 2 km W of Saint-Paul-de-Varces, France M4.2 18 km
Feb 26, 2012 13 km ESE of Embrun, France M4.2 103 km
Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 28°F (-2°C) 3.5 in Coldest
February 36°F (2°C) 3.3 in
March 41°F (5°C) 3.5 in
April 46°F (8°C) 3.5 in
May 55°F (13°C) 4.1 in
June 61°F (16°C) 3.9 in
July 61°F (16°C) 2.7 in Driest
August 65°F (18°C) 3.1 in Warmest
September 58°F (15°C) 4.2 in
October 50°F (10°C) 4.5 in
November 41°F (5°C) 4.6 in Wettest
December 36°F (2°C) 3.7 in

La Tronche has a seasonal temperature swing of 38°F / from 28°F in January to 65°F in August. Total annual precipitation is 44.5 inches, with November being the wettest month (4.6") and July the driest (2.7").

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