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Weather & Climate in Ustica, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ustica enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 53°F in January while summers reach 77°F in July. The area gets 302 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 18.8 inches (drier than the 38-inch national average). The city sits at an elevation of 161 feet.
Temperature
53°F Jan (12°C)
77°F Jul (25°C)
| Annual Average | 64.2°F |
| 19% above US avg | |
| January Average | 53°F (12°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 161 ft (49 m) |
| Area | 89.7 sq mi (232.2 km²) |
| Population Density | 9/sq mi |
| Coordinates | 38.7099°N, 13.1929°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
683 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| Sep 6, 2002 | 34 km NNE of Santa Flavia, Italy | M6.0 | 57 km | 5 km |
| May 5, 2004 | 5 km S of Leni, Italy | M5.5 | 143 km | 229 km |
| Sep 27, 2002 | 39 km NNE of Santa Flavia, Italy | M5.3 | 53 km | 5 km |
| Feb 7, 2025 | 39 km WSW of Leni, Italy | M5.2 | 106 km | 10 km |
| Jan 17, 1998 | 28 km NNE of San Vito Lo Capo, Italy | M4.9 | 44 km | 10 km |
| Jun 26, 1993 | 1 km WNW of Tusa, Italy | M4.9 | 120 km | 14 km |
| Nov 25, 2001 | 6 km SW of Polizzi Generosa, Italy | M4.9 | 124 km | 10 km |
| Sep 14, 1998 | 40 km N of Santa Flavia, Italy | M4.9 | 45 km | 10 km |
| Dec 21, 1996 | 90 km SSW of Ventotene, Italy | M4.9 | 149 km | 488 km |
| Dec 30, 1999 | 57 km NW of Favignana, Italy | M4.9 | 126 km | 10 km |
| May 29, 1995 | 22 km W of Favignana, Italy | M4.8 | 133 km | 12 km |
| Sep 7, 2009 | 62 km N of Cefalù, Italy | M4.8 | 77 km | 20 km |
| Oct 23, 1999 | 32 km NNW of Malfa, Italy | M4.8 | 127 km | 303 km |
| Aug 26, 2025 | 72 km WNW of Favignana, Italy | M4.8 | 147 km | 1 km |
| May 6, 1994 | 2 km NNE of Alimena, Italy | M4.8 | 138 km | 46 km |
| Nov 27, 1993 | 35 km N of Malfa, Italy | M4.8 | 146 km | 295 km |
| Jun 20, 1998 | 28 km NNW of San Vito Lo Capo, Italy | M4.7 | 55 km | 10 km |
| Dec 14, 1996 | 1 km SW of Sclafani Bagni, Italy | M4.7 | 115 km | 40 km |
| Jan 21, 1996 | 87 km SSW of Ventotene, Italy | M4.7 | 148 km | 459 km |
| Dec 13, 1998 | 108 km N of Ustica, Italy | M4.6 | 109 km | 473 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1769 | CORINTH GULF | Earthquake | — | — | 93 km |
| 1726 | NORTHERN SICILY | Earthquake | — | 250 | 67 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
6 volcanoes within 200 km. Closest: Lipari (153 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Lipari | Stratovolcano(es) | 590 m (1,936 ft) | 1230 | 153 km |
| Vulcano | Stratovolcano(es) | 500 m (1,640 ft) | 1890 | 158 km |
| Panarea | Stratovolcano | 399 m (1,309 ft) | Unknown | 163 km |
| Stromboli | Stratovolcano | 924 m (3,031 ft) | 2020 | 175 km |
| Campi Flegrei del Mar di Sicilia | Submarine | -8 m (-26 ft) | 1867 | 184 km |
| Etna | Stratovolcano(es) | 3,295 m (10,810 ft) | 2020 | 191 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 53°F (12°C) | 2.1 in | |
| February | 53°F (12°C) | 1.9 in | Coldest |
| March | 55°F (13°C) | 1.5 in | |
| April | 58°F (14°C) | 1.5 in | |
| May | 65°F (18°C) | 0.8 in | |
| June | 72°F (22°C) | 0.3 in | |
| July | 77°F (25°C) | 0.1 in | Driest |
| August | 79°F (26°C) | 0.7 in | Warmest |
| September | 74°F (24°C) | 2.0 in | |
| October | 68°F (20°C) | 2.8 in | |
| November | 61°F (16°C) | 3.0 in | Wettest |
| December | 56°F (13°C) | 2.4 in |
Ustica has a seasonal temperature swing of 26°F / from 53°F in February to 79°F in August. Total annual precipitation is 18.8 inches, with November being the wettest month (3.0") and July the driest (0.1").