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Aosta, Italy

Full City Profile

2.0 /5.0
C Fair
35,261 Population 3,203/sq mi density
1,913 ft Elevation 583 meters
49°F Avg Temperature 9°C
C
Overall
2.0 / 5.0
Fair overall score based on economy, affordability, safety and education
C
Economy
2.0 / 5.0
$25,591 median income, 10.8% unemployment
Aosta experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 34°F in January while summers reach 64°F in July. The area gets 307 sunny days per year. Annual precipitation totals 57.8 inches. The area receives 33.4 inches of snow annually.

Temperature

34°F Jan (1°C) 64°F Jul (18°C)
Annual Average48.8°F
10% below US avg
January Average34°F (1°C)
July Average64°F (18°C)
Sunny Days307 days/yr

Geography

Elevation1,913 ft (583 m)
Area11.0 sq mi (28.5 km²)
Population Density3,203/sq mi
Coordinates45.7376°N, 7.3172°W
TimezoneEurope/Rome

Precipitation & Snow

Annual Rainfall 57.8"
52% above US avg
Snowfall 33.4"
Wettest Month (Nov) 4.49"
Driest Month (Jul) 2.99"

Air Quality

Earthquake History

1,648 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.9. Most recent: M4.1 on Jul 21, 2025.

Aug 21, 2000 1 km WNW of Oviglio, Italy M4.9 133 km
Apr 7, 2014 7 km SE of Guillestre, France M4.8 135 km
Jul 18, 2001 3 km S of Masio, Italy M4.7 131 km
Feb 14, 1999 3 km NNE of Belfaux, Switzerland M4.7 125 km
Jan 20, 1994 1 km NE of Melle, Italy M4.6 130 km
Feb 11, 1991 5 km ESE of Briançon, France M4.6 108 km
Mar 12, 2022 3 km S of Faverges, France M4.5 80 km
Dec 14, 1994 7 km SSE of Amancy, France M4.5 81 km
Oct 3, 2012 2 km N of Melle, Italy M4.5 128 km
Apr 19, 2009 1 km ENE of Bandito, Italy M4.5 120 km
Mar 2, 2012 8 km NNW of Jausiers, France M4.5 147 km
Jul 15, 1996 3 km NE of Chilly, France M4.5 108 km
Jun 14, 1993 3 km S of Vogogna, Italy M4.4 81 km
Nov 21, 1995 1 km SW of Collegno, Italy M4.4 77 km
May 24, 1995 7 km NE of Le Chenit, Switzerland M4.4 127 km
Jul 23, 1996 4 km W of Choisy, France M4.4 105 km
Jul 25, 2011 5 km NW of Cantalupa, Italy M4.4 84 km
Jan 20, 1994 1 km SW of Melle, Italy M4.3 131 km
Apr 29, 2003 2 km SSW of Varen, Switzerland M4.3 66 km
Mar 31, 1996 7 km NNW of Bionaz, Italy M4.3 23 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

3 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).

Year Location Cause Max Wave Deaths Distance
1601 LAKE LUCERNE Eruption + Earthquake 4.0 m 8 149 km
1996 LAKE BRIENZ Meteorological 0.5 m 121 km
563 LAKE GENEVA Meteorological 79 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 34°F (1°C) 4.1 in
February 30°F (-1°C) 4.3 in Coldest
March 34°F (1°C) 3.7 in
April 38°F (3°C) 3.7 in
May 47°F (8°C) 4.0 in
June 53°F (12°C) 3.7 in
July 64°F (18°C) 3.0 in Warmest, Driest
August 59°F (15°C) 3.4 in
September 52°F (11°C) 3.1 in
October 44°F (7°C) 4.4 in
November 35°F (2°C) 4.5 in Wettest
December 30°F (-1°C) 4.5 in

Aosta has a seasonal temperature swing of 34°F / from 30°F in February to 64°F in July. Total annual precipitation is 46.2 inches, with November being the wettest month (4.5") and July the driest (3.0").

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