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Grumo Nevano, Italy

Full City Profile

1.9 /5.0
D Poor
17,879 Population 13,648/sq mi density
174 ft Elevation 53 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
$16,888 median income, 13.9% unemployment
Grumo Nevano enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 46°F in January while summers reach 78°F in July. The area gets 305 sunny days per year. Annual precipitation totals 57.8 inches. The area receives 3.4 inches of snow annually.

Temperature

46°F Jan (8°C) 78°F Jul (26°C)
Annual Average59.8°F
11% above US avg
January Average46°F (8°C)
July Average78°F (26°C)
Sunny Days305 days/yr

Geography

Elevation174 ft (53 m)
Area1.3 sq mi (3.4 km²)
Population Density13,648/sq mi
Coordinates40.9359°N, 14.2598°W
TimezoneEurope/Rome

Precipitation & Snow

Annual Rainfall 57.8"
52% above US avg
Snowfall 3.4"
Wettest Month (Nov) 5.67"
Driest Month (Jul) 0.94"

Air Quality

Earthquake History

519 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 M5.9 108 km
May 5, 1990 6 km NE of Avigliano, Italy M5.8 128 km
Nov 1, 2002 2 km ESE of Casacalenda, Italy M5.8 102 km
Feb 26, 1991 52 km SW of Anacapri, Italy M5.3 91 km
May 26, 1991 3 km E of Avigliano, Italy M5.1 129 km
Dec 21, 1996 90 km SSW of Ventotene, Italy M4.9 145 km
Sep 14, 1999 23 km SW of Marina di Camerota, Italy M4.8 146 km
Feb 16, 2013 3 km W of Sora, Italy M4.8 104 km
Mar 28, 2023 2 km NNW of Montagano, Italy M4.7 88 km
Apr 3, 1996 0 km NNE of Muro Lucano, Italy M4.7 106 km
Sep 21, 2019 4 km WNW of Agropoli, Italy M4.7 86 km
Aug 31, 1993 18 km WSW of Palinuro, Italy M4.7 128 km
Jan 21, 1996 87 km SSW of Ventotene, Italy M4.7 138 km
Mar 19, 1997 1 km SSE of Sepino, Italy M4.6 60 km
Feb 20, 2008 3 km W of Belmonte Castello, Italy M4.6 82 km
May 5, 1990 1 km W of Pietragalla, Italy M4.6 136 km
Sep 27, 2012 0 km E of Sant'Arcangelo Trimonte, Italy M4.6 64 km
Jan 20, 2014 southern Italy M4.5 50 km
Nov 1, 2002 3 km SSW of Montecilfone, Italy M4.5 114 km
Sep 19, 2004 Tyrrhenian Sea M4.5 130 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

7 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 19 km
1906 TYRRHENIAN SEA Astronomical 0.4 m 350 19 km
1805 CAMPANIA Earthquake 65 km
1731 TYRRHENIAN SEA Earthquake 3,600 121 km
1627 GARGANO PENINSULA Earthquake 5,000 127 km
1562 REGGIO DI CALABRIA Earthquake 115 km
79 BAY OF NAPLES Eruption 2,100 19 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

4 volcanoes within 200 km. Closest: Campi Flegrei (16 km).

Name Type Elevation Last Eruption Distance
Campi Flegrei Caldera 458 m (1,503 ft) 1538 16 km
Vesuvius Stratovolcano 1,281 m (4,203 ft) 1944 19 km
Ischia Complex 789 m (2,589 ft) 1302 38 km
Colli Albani Caldera 949 m (3,114 ft) Unknown 157 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 46°F (8°C) 3.9 in Coldest
February 48°F (9°C) 3.3 in
March 51°F (11°C) 3.1 in
April 56°F (13°C) 3.3 in
May 64°F (18°C) 2.1 in
June 71°F (22°C) 1.2 in
July 78°F (26°C) 0.9 in Warmest, Driest
August 76°F (25°C) 1.5 in
September 70°F (21°C) 3.4 in
October 62°F (17°C) 4.8 in
November 54°F (12°C) 5.7 in Wettest
December 49°F (9°C) 4.4 in

Grumo Nevano has a seasonal temperature swing of 32°F / from 46°F in January to 78°F in July. Total annual precipitation is 37.6 inches, with November being the wettest month (5.7") and July the driest (0.9").

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