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Isolaccia, Italy

Full City Profile

1.9 /5.0
D Poor
1,147 Population 15/sq mi density
4,429 ft Elevation 1,350 meters
32°F Avg Temperature -0°C
D
Overall
1.9 / 5.0
Below average overall score based on economy, affordability, safety and education
D
Economy
1.9 / 5.0
$20,520 median income, 10.7% unemployment
Isolaccia has a cool climate with an average annual temperature of 32°F (0°C). Winters average 18°F in January while summers reach 47°F in July. The area gets 290 sunny days per year. Annual precipitation totals 25.3 inches. The area receives 12.0 inches of snow annually.

Temperature

18°F Jan (-8°C) 47°F Jul (8°C)
Annual Average31.5°F
42% below US avg
January Average18°F (-8°C)
July Average47°F (8°C)
Sunny Days290 days/yr

Geography

Elevation4,429 ft (1,350 m)
Area78.9 sq mi (204.3 km²)
Population Density15/sq mi
Coordinates46.4890°N, 10.2941°W
TimezoneEurope/Rome

Precipitation & Snow

Annual Rainfall 25.3"
33% below US avg
Snowfall 12.0"
Wettest Month (Jul) 2.91"
Driest Month (Feb) 1.26"

Air Quality

Earthquake History

633 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.9. Most recent: M2.7 on May 20, 2025.

Oct 29, 1995 0 km WNW of Adro, Italy M4.9 100 km
Dec 29, 1999 12 km N of Isolaccia, Italy M4.8 13 km
Jul 17, 2001 3 km NNE of Rifiano, Italy M4.7 75 km
Nov 20, 1991 1 km WSW of Churwalden, Switzerland M4.7 67 km
Mar 31, 1994 2 km W of Warth, Austria M4.7 85 km
Jun 5, 1997 2 km ESE of Namlos, Austria M4.6 100 km
Aug 28, 1994 6 km SSW of Muotathal, Switzerland M4.5 128 km
Apr 6, 2000 11 km WSW of Tubre, Italy M4.5 13 km
Oct 1, 2001 11 km WSW of Tubre, Italy M4.5 14 km
Feb 17, 1992 4 km NNE of Scharans, Switzerland M4.5 69 km
Jan 4, 2009 3 km S of Wildhaus, Switzerland M4.5 104 km
Nov 22, 1997 4 km SSW of Krummenau, Switzerland M4.4 118 km
May 15, 1992 1 km W of Sennwald, Switzerland M4.4 106 km
May 8, 1992 2 km WSW of Sennwald, Switzerland M4.4 106 km
May 8, 1992 0 km NNW of Sennwald, Switzerland M4.4 106 km
Nov 16, 1995 1 km ENE of Einsiedeln, Switzerland M4.3 137 km
Feb 22, 2021 2 km SSE of Brentonico, Italy M4.3 93 km
May 6, 2003 7 km WSW of Linthal, Switzerland M4.3 116 km
Oct 24, 1994 3 km ESE of Piazza, Italy M4.3 99 km
Dec 31, 1999 11 km WSW of Tubre, Italy M4.3 13 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

3 tsunamis recorded within 500 km. Highest wave on record: 95.0 m (312 ft).

Year Location Cause Max Wave Deaths Distance
1987 VALTELLINA Meteorological 95.0 m 27 13 km
1601 LAKE LUCERNE Eruption + Earthquake 4.0 m 8 141 km
1868 LAKE GARDA Earthquake — — 93 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 18°F (-8°C) 1.6 in Coldest
February 18°F (-8°C) 1.3 in Driest
March 22°F (-5°C) 1.7 in
April 27°F (-3°C) 1.9 in
May 36°F (2°C) 2.3 in
June 42°F (6°C) 2.8 in
July 47°F (8°C) 2.9 in Wettest
August 47°F (8°C) 2.9 in Warmest
September 42°F (5°C) 2.4 in
October 35°F (1°C) 2.2 in
November 25°F (-4°C) 1.9 in
December 20°F (-7°C) 1.6 in

Isolaccia has a seasonal temperature swing of 29°F / from 18°F in January to 47°F in August. Total annual precipitation is 25.3 inches, with July being the wettest month (2.9") and February the driest (1.3").

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