Isola del Giglio, Italy

Full City Profile

1.9 /5.0

D Poor

1,406 Population 53/sq mi density

1,532 ft Elevation 467 meters

59°F Avg Temperature 15°C

Overall

1.9 / 5.0

Below average overall score based on economy, affordability, safety and education

Economy

1.9 / 5.0

$21,766 median income, 12.4% unemployment

Isola del Giglio enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 48°F in January while summers reach 73°F in July. The area gets 301 sunny days per year. Annual precipitation totals 19.5 inches. The area receives 0.0 inches of snow annually.

Temperature

48°F Jan (9°C) 73°F Jul (23°C)

Annual Average	59.1°F
	9% above US avg
January Average	48°F (9°C)
July Average	73°F (23°C)
Sunny Days	301 days/yr

Geography

Elevation	1,532 ft (467 m)
Area	26.7 sq mi (69.1 km²)
Population Density	53/sq mi
Coordinates	42.3579°N, 10.9072°W
Timezone	Europe/Rome

Precipitation & Snow

Annual Rainfall 19.5"

49% below US avg

Snowfall 0.0"

Wettest Month (Nov) 2.60"

Driest Month (Jul) 0.31"

Air Quality

Earthquake History

205 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.6. Most recent: M3.5 on May 12, 2022.

Nov 7, 2001	56 km ENE of Porto Cervo, Italy	M4.6	129 km
Apr 1, 2000	1 km SSW of Piancastagnaio, Italy	M4.5	83 km
May 12, 1997	3 km W of Massa Martana, Italy	M4.4	137 km
May 30, 2016	1 km WNW of Castel Giorgio, Italy	M4.4	95 km
Dec 16, 2000	9 km N of Terni, Italy	M4.3	147 km
Dec 15, 2009	6 km SW of Pila, Italy	M4.3	133 km
Sep 13, 2015	3 km WNW of Panzano in Chianti, Italy	M4.2	137 km
May 1, 2018	3 km SSW of Radicondoli, Italy	M4.1	98 km
Apr 9, 1995	30 km WNW of Capraia Isola, Italy	M4.1	146 km
May 20, 1998	2 km ENE of Suvereto, Italy	M4.0	82 km
Nov 17, 1993	21 km SSW of Castiglione della Pescaia, Italy	M4.0	31 km
Mar 4, 2015	4 km NW of Sambuca, Italy	M4.0	140 km
Aug 6, 1993	4 km ESE of Pomarance, Italy	M3.9	103 km
Apr 26, 1994	1 km ESE of Gualdo Cattaneo, Italy	M3.9	149 km
Mar 27, 1991	66 km WSW of Fiumicino, Italy	M3.8	116 km
Mar 25, 1993	1 km NNW of Torri in Sabina, Italy	M3.7	142 km
Mar 21, 1994	8 km NE of Monteverdi Marittimo, Italy	M3.7	97 km
Jul 26, 1997	6 km SSW of Todi, Italy	M3.7	128 km
Jul 27, 1997	3 km SE of Bettona, Italy	M3.7	149 km
Feb 7, 1992	3 km NE of San Lorenzo Nuovo, Italy	M3.7	93 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

4 tsunamis recorded within 500 km.

Year	Location	Cause	Max Wave	Deaths	Distance
1846	LIVORNO	Earthquake	—	56	119 km
1846	TUSCANY	Earthquake	—	—	131 km
1742	LIVORNO	Earthquake	—	—	139 km
1646	LIVORNO	Earthquake	—	—	141 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Vulsini (88 km).

Name	Type	Elevation	Last Eruption	Distance
Vulsini	Caldera	800 m (2,625 ft)	-104	88 km
Colli Albani	Caldera	949 m (3,114 ft)	Unknown	164 km

Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	48°F (9°C)	2.2 in
February	48°F (9°C)	1.8 in	Coldest
March	50°F (10°C)	1.8 in
April	54°F (12°C)	1.4 in
May	61°F (16°C)	1.2 in
June	68°F (20°C)	0.6 in
July	73°F (23°C)	0.3 in	Driest
August	74°F (23°C)	1.0 in	Warmest
September	69°F (20°C)	1.9 in
October	62°F (17°C)	2.6 in
November	54°F (12°C)	2.6 in	Wettest
December	49°F (10°C)	2.2 in

Isola del Giglio has a seasonal temperature swing of 27°F / from 48°F in February to 74°F in August. Total annual precipitation is 19.5 inches, with November being the wettest month (2.6") and July the driest (0.3").

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