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Semproniano, Italy

Full City Profile

1.9 /5.0
D Poor
487 Population 18/sq mi density
1,972 ft Elevation 601 meters
54°F Avg Temperature 12°C
D
Overall
1.9 / 5.0
Below average overall score based on economy, affordability, safety and education
D
Economy
1.9 / 5.0
$17,207 median income, 12.8% unemployment
Semproniano experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 41°F in January while summers reach 71°F in July. The area gets 298 sunny days per year. Annual precipitation totals 21.2 inches. The area receives 0.0 inches of snow annually.

Temperature

41°F Jan (5°C) 71°F Jul (21°C)
Annual Average54.2°F
0% below US avg
January Average41°F (5°C)
July Average71°F (21°C)
Sunny Days298 days/yr

Geography

Elevation1,972 ft (601 m)
Area27.0 sq mi (70.0 km²)
Population Density18/sq mi
Coordinates42.7292°N, 11.5413°W
TimezoneEurope/Rome

Precipitation & Snow

Annual Rainfall 21.2"
44% below US avg
Snowfall 0.0"
Wettest Month (Nov) 2.60"
Driest Month (Jul) 0.83"

Air Quality

Earthquake History

1,398 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.2. Most recent: M2.7 on May 8, 2025.

Aug 24, 2016 5 km WNW of Accumoli, Italy M6.2 135 km
Sep 26, 1997 3 km SSE of Nocera Umbra, Italy M6.0 111 km
Jan 18, 2017 5 km ESE of Cittareale, Italy M5.7 139 km
Sep 26, 1997 6 km WSW of Serravalle di Chienti, Italy M5.7 115 km
Aug 24, 2016 5 km S of Castelsantangelo sul Nera, Italy M5.6 132 km
Jan 18, 2017 4 km SE of Cittareale, Italy M5.6 136 km
Oct 14, 1997 8 km NNW of Sellano, Italy M5.5 113 km
Oct 6, 1997 6 km E of Valtopina, Italy M5.5 111 km
Mar 26, 1998 1 km E of Esanatoglia, Italy M5.4 130 km
Apr 9, 2009 5 km SE of Capitignano, Italy M5.4 150 km
Oct 3, 1997 3 km ENE of Valtopina, Italy M5.3 109 km
Oct 12, 1997 2 km NW of Sellano, Italy M5.3 112 km
Jan 18, 2017 4 km SW of Accumoli, Italy M5.3 137 km
Apr 3, 1998 8 km E of Valfabbrica, Italy M5.2 106 km
Apr 9, 2009 2 km ESE of Capitignano, Italy M5.2 148 km
Jan 18, 2017 3 km N of Montereale, Italy M5.2 141 km
Sep 18, 2023 7 km SE of Marradi, Italy M5.1 144 km
Jun 5, 1993 7 km ESE of Valfabbrica, Italy M4.9 102 km
Apr 6, 2009 5 km NW of Scoppito, Italy M4.8 142 km
Oct 16, 1997 8 km ESE of Valtopina, Italy M4.8 111 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 - 56 107 km
1846 TUSCANY Earthquake - - 120 km
1742 LIVORNO Earthquake - - 139 km
1646 LIVORNO Earthquake - - 135 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Vulsini (35 km).

Name Type Elevation Last Eruption Distance
Vulsini Caldera 800 m (2,625 ft) -104 35 km
Colli Albani Caldera 949 m (3,114 ft) Unknown 146 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 41°F (5°C) 1.9 in Coldest
February 41°F (5°C) 1.8 in
March 45°F (7°C) 1.7 in
April 50°F (10°C) 1.8 in
May 58°F (14°C) 1.7 in
June 64°F (18°C) 1.1 in
July 71°F (21°C) 0.8 in Warmest, Driest
August 70°F (21°C) 1.3 in
September 64°F (18°C) 2.0 in
October 57°F (14°C) 2.4 in
November 48°F (9°C) 2.6 in Wettest
December 42°F (6°C) 2.1 in

Semproniano has a seasonal temperature swing of 30°F / from 41°F in January to 71°F in July. Total annual precipitation is 21.2 inches, with November being the wettest month (2.6") and July the driest (0.8").

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