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Weather & Climate in Siano, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Siano enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 42°F in January while summers reach 75°F in July. The area gets 322 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 36.5 inches. The area receives 5.8 inches of snow annually. The city sits at an elevation of 1,230 feet.
Temperature
42°F Jan (6°C)
75°F Jul (24°C)
| Annual Average | 56.1°F |
| 4% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 322 days/yr |
Geography
| Elevation | 1,230 ft (375 m) |
| Area | 55.0 sq mi (142.5 km²) |
| Population Density | 49/sq mi |
| Coordinates | 38.9155°N, 16.6022°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
562 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.8.
| Jan 5, 1994 | 62 km NNE of Malfa, Italy | M5.8 | 127 km | 273 km |
| Sep 9, 1998 | 2 km NNE of Castelluccio Superiore, Italy | M5.6 | 136 km | 10 km |
| May 18, 1998 | 74 km WSW of Cittadella del Capo, Italy | M5.5 | 134 km | 280 km |
| Apr 17, 2002 | 12 km NNE of Mirto, Italy | M5.3 | 90 km | 5 km |
| Oct 25, 2012 | 2 km SE of Mormanno, Italy | M5.3 | 119 km | 6 km |
| Dec 14, 1990 | 50 km WSW of Cittadella del Capo, Italy | M5.3 | 118 km | 276 km |
| Apr 25, 1992 | 6 km ENE of Santa Marina Salina, Italy | M5.2 | 149 km | 246 km |
| May 17, 2001 | 43 km NW of Santa Domenica, Italy | M5.2 | 93 km | 240 km |
| Jul 4, 2007 | 39 km NE of Santa Marina Salina, Italy | M5.2 | 122 km | 279 km |
| May 1, 2023 | 33 km WSW of Cittadella del Capo, Italy | M5.2 | 110 km | 250 km |
| Aug 1, 2024 | 2 km S of Bocchigliero, Italy | M5.1 | 55 km | 30 km |
| Mar 21, 1994 | 29 km WSW of Scalea, Italy | M5.1 | 135 km | 279 km |
| Oct 16, 2012 | 21 km WSW of Scalea, Italy | M4.9 | 130 km | 260 km |
| Aug 19, 2021 | 31 km WSW of Amantea, Italy | M4.8 | 78 km | 204 km |
| Feb 24, 2020 | 2 km E of San Vincenzo la Costa, Italy | M4.8 | 62 km | 10 km |
| Feb 6, 2015 | 28 km NE of Santa Marina Salina, Italy | M4.8 | 132 km | 245 km |
| Feb 25, 1996 | 22 km NW of Santa Domenica, Italy | M4.8 | 80 km | 208 km |
| Nov 23, 2009 | 38 km SSW of Marina di Camerota, Italy | M4.8 | 141 km | 294 km |
| Oct 12, 1994 | 29 km S of Marina di Camerota, Italy | M4.8 | 140 km | 21 km |
| Apr 5, 2014 | 18 km SE of Capo Rizzuto, Italy | M4.8 | 59 km | 66 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
20 tsunamis recorded within 500 km. Highest wave on record: 16.0 m (52 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1783 | MESSINA STRAITS | Eruption + Earthquake | 16.0 m | 1,500 | 115 km |
| 1908 | MESSINA STRAIT, IONIAN SEA | Eruption + Earthquake | 13.0 m | 80,000 | 122 km |
| 2002 | STROMBOLI ISLAND | Explosion | 10.9 m | — | 121 km |
| 1916 | STROMBOLI ISLAND | Earthquake | 10.0 m | — | 119 km |
| 1930 | STROMBOLI ISLAND | Astronomical | 2.5 m | 6 | 121 km |
| 2019 | STROMBOLI ISLAND | Astronomical | 1.3 m | 1 | 121 km |
| 1905 | TYRRHENIAN CALABRIA | Earthquake | 1.3 m | 557 | 54 km |
| 2022 | STROMBOLI ISLAND | Astronomical | 0.8 m | — | 121 km |
| 1919 | STROMBOLI ISLAND | Astronomical | 0.8 m | 4 | 121 km |
| 2021 | STROMBOLI ISLAND | Astronomical | 0.4 m | — | 121 km |
| 2019 | STROMBOLI ISLAND | Astronomical | 0.3 m | — | 121 km |
| 2022 | STROMBOLI ISLAND | Astronomical | 0.0 m | — | 121 km |
| 2024 | STROMBOLI ISLAND | Astronomical | — | — | 121 km |
| 1954 | STROMBOLI ISLAND | Astronomical | — | — | 121 km |
| 1944 | STROMBOLI ISLAND | Explosion | — | — | 121 km |
| 1907 | IONIAN CALABRIA | Earthquake | — | 158 | 101 km |
| 1870 | TYRRHENIAN SEA | Earthquake | — | — | 49 km |
| 1836 | ROSSANO | Earthquake | — | 589 | 76 km |
| 1784 | IONIAN CALABRIA | Earthquake | — | — | 69 km |
| 1783 | MESSINA STRAITS | Meteorological | — | 1 | 107 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Stromboli (121 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Stromboli | Stratovolcano | 924 m (3,031 ft) | 2020 | 121 km |
| Panarea | Stratovolcano | 399 m (1,309 ft) | Unknown | 137 km |
| Lipari | Stratovolcano(es) | 590 m (1,936 ft) | 1230 | 152 km |
| Vulcano | Stratovolcano(es) | 500 m (1,640 ft) | 1890 | 153 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 | 42°F (6°C) | 4.8 in | Coldest |
| February | 49°F (9°C) | 4.0 in | |
| March | 51°F (11°C) | 3.8 in | |
| April | 55°F (13°C) | 2.4 in | |
| May | 63°F (17°C) | 1.7 in | |
| June | 70°F (21°C) | 0.6 in | Driest |
| July | 75°F (24°C) | 0.6 in | |
| August | 76°F (24°C) | 0.9 in | Warmest |
| September | 71°F (21°C) | 1.8 in | |
| October | 63°F (17°C) | 5.5 in | Wettest |
| November | 56°F (14°C) | 5.2 in | |
| December | 50°F (10°C) | 5.1 in |
Siano has a seasonal temperature swing of 33°F / from 42°F in January to 76°F in August. Total annual precipitation is 36.3 inches, with October being the wettest month (5.5") and June the driest (0.6").