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Forio, Italy

Full City Profile

1.9 /5.0
D Poor
15,969 Population 2,434/sq mi density
59 ft Elevation 18 meters
60°F Avg Temperature 15°C
D
Overall
1.9 / 5.0
Below average overall score based on economy, affordability, safety and education
D
Economy
1.9 / 5.0
$18,571 median income, 12.8% unemployment
Forio enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 48°F in January while summers reach 74°F in July. The area gets 273 sunny days per year. Annual precipitation totals 34.8 inches. The area receives 0.0 inches of snow annually.

Temperature

48°F Jan (9°C) 74°F Jul (23°C)
Annual Average59.5°F
10% above US avg
January Average48°F (9°C)
July Average74°F (23°C)
Sunny Days273 days/yr

Geography

Elevation59 ft (18 m)
Area6.6 sq mi (17.0 km²)
Population Density2,434/sq mi
Coordinates40.7376°N, 13.8600°W
TimezoneEurope/Rome

Precipitation & Snow

Annual Rainfall 34.8"
9% below US avg
Snowfall 0.0"
Wettest Month (Nov) 5.51"
Driest Month (Jul) 0.71"

Air Quality

Earthquake History

413 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.9. Most recent: M4.0 on May 13, 2025.

Oct 31, 2002 4 km WSW of Larino, Italy M5.9 144 km
Nov 1, 2002 2 km ESE of Casacalenda, Italy M5.8 139 km
Feb 26, 1991 52 km SW of Anacapri, Italy M5.3 61 km
Jul 26, 2005 100 km SSW of Ponza, Italy M5.0 127 km
Dec 21, 1996 90 km SSW of Ventotene, Italy M4.9 105 km
Feb 16, 2013 3 km W of Sora, Italy M4.8 111 km
Jan 21, 1996 87 km SSW of Ventotene, Italy M4.7 100 km
Sep 21, 2019 4 km WNW of Agropoli, Italy M4.7 101 km
Apr 3, 1996 0 km NNE of Muro Lucano, Italy M4.7 138 km
Aug 31, 1993 18 km WSW of Palinuro, Italy M4.7 135 km
Mar 28, 2023 2 km NNW of Montagano, Italy M4.7 123 km
Sep 27, 2012 0 km E of Sant'Arcangelo Trimonte, Italy M4.6 103 km
Feb 20, 2008 3 km W of Belmonte Castello, Italy M4.6 94 km
Dec 13, 1998 108 km N of Ustica, Italy M4.6 124 km
Mar 19, 1997 1 km SSE of Sepino, Italy M4.6 98 km
Sep 19, 2004 Tyrrhenian Sea M4.5 90 km
Feb 27, 2023 90 km SSW of Anacapri, Italy M4.5 106 km
Nov 1, 2002 2 km SE of Lupara, Italy M4.5 135 km
Nov 6, 1997 0 km S of Rocca Priora, Italy M4.5 146 km
Jan 20, 2014 southern Italy M4.5 85 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

5 tsunamis recorded within 500 km. Highest wave on record: 5.0 m (16 ft).

Year Location Cause Max Wave Deaths Distance
1631 BAY OF NAPLES Eruption 5.0 m 4,000 49 km
1906 TYRRHENIAN SEA Astronomical 0.4 m 350 49 km
1805 CAMPANIA Earthquake 99 km
1562 REGGIO DI CALABRIA Earthquake 141 km
79 BAY OF NAPLES Eruption 2,100 49 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

4 volcanoes within 200 km. Closest: Ischia (3 km).

Name Type Elevation Last Eruption Distance
Ischia Complex 789 m (2,589 ft) 1302 3 km
Campi Flegrei Caldera 458 m (1,503 ft) 1538 26 km
Vesuvius Stratovolcano 1,281 m (4,203 ft) 1944 49 km
Colli Albani Caldera 949 m (3,114 ft) Unknown 147 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 48°F (9°C) 3.7 in Coldest
February 48°F (9°C) 3.2 in
March 50°F (10°C) 2.8 in
April 54°F (12°C) 2.8 in
May 62°F (17°C) 1.7 in
June 69°F (20°C) 0.9 in
July 74°F (23°C) 0.7 in Driest
August 75°F (24°C) 1.4 in Warmest
September 69°F (21°C) 3.1 in
October 62°F (17°C) 4.8 in
November 54°F (12°C) 5.5 in Wettest
December 50°F (10°C) 4.2 in

Forio has a seasonal temperature swing of 27°F / from 48°F in January to 75°F in August. Total annual precipitation is 34.8 inches, with November being the wettest month (5.5") and July the driest (0.7").

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