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Weather & Climate in San Giacomo degli Schiavoni, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Giacomo degli Schiavoni enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 46°F in January while summers reach 76°F in July. The area gets 305 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 17.2 inches (drier than the 38-inch national average). The city sits at an elevation of 554 feet.
Temperature
46°F Jan (8°C)
76°F Jul (24°C)
| Annual Average | 60.2°F |
| 11% above US avg | |
| January Average | 46°F (8°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 554 ft (169 m) |
| Area | 53.4 sq mi (138.3 km²) |
| Population Density | 18/sq mi |
| Coordinates | 41.9623°N, 14.9448°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
950 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.3.
| Apr 6, 2009 | 3 km SE of Sassa, Italy | M6.3 | 139 km | 9 km |
| Oct 31, 2002 | 4 km WSW of Larino, Italy | M5.9 | 20 km | 10 km |
| May 5, 1990 | 6 km NE of Avigliano, Italy | M5.8 | 149 km | 10 km |
| Nov 1, 2002 | 2 km ESE of Casacalenda, Italy | M5.8 | 27 km | 10 km |
| Mar 27, 2021 | 55 km N of Peschici, Italy | M5.5 | 106 km | 7 km |
| Apr 7, 2009 | 1 km SW of San Panfilo d'Ocre, Italy | M5.5 | 127 km | 15 km |
| Mar 29, 2003 | 51 km W of Komiža, Croatia | M5.5 | 134 km | 10 km |
| Apr 9, 2009 | 5 km SE of Capitignano, Italy | M5.4 | 144 km | 15 km |
| Sep 30, 1995 | 3 km S of Ischitella, Italy | M5.2 | 79 km | 25 km |
| Apr 9, 2009 | 2 km ESE of Capitignano, Italy | M5.2 | 146 km | 3 km |
| Apr 6, 2009 | 5 km ENE of Pizzoli, Italy | M5.1 | 141 km | 9 km |
| Apr 13, 2009 | 5 km ESE of Capitignano, Italy | M5.0 | 144 km | 8 km |
| Mar 14, 2025 | 14 km NNE of Lesina, Italy | M5.0 | 41 km | 10 km |
| Mar 27, 2003 | 62 km W of Komiža, Croatia | M5.0 | 136 km | 10 km |
| Apr 6, 2009 | 0 km WSW of Coppito, Italy | M4.9 | 140 km | 10 km |
| Feb 16, 2013 | 3 km W of Sora, Italy | M4.8 | 117 km | 11 km |
| Apr 7, 2009 | 1 km SW of L'Aquila, Italy | M4.8 | 135 km | 10 km |
| Apr 1, 2003 | 70 km W of Komiža, Croatia | M4.8 | 130 km | 10 km |
| Feb 1, 1990 | 10 km NNE of Isole Tremiti, Italy | M4.7 | 58 km | 10 km |
| Mar 28, 2023 | 2 km NNW of Montagano, Italy | M4.7 | 40 km | 7 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
6 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 | 134 km |
| 1906 | TYRRHENIAN SEA | Astronomical | 0.4 m | 350 | 134 km |
| 1805 | CAMPANIA | Earthquake | — | — | 65 km |
| 1731 | TYRRHENIAN SEA | Earthquake | — | 3,600 | 69 km |
| 1627 | GARGANO PENINSULA | Earthquake | — | 5,000 | 42 km |
| 79 | BAY OF NAPLES | Eruption | — | 2,100 | 134 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Vesuvius (134 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Vesuvius | Stratovolcano | 1,281 m (4,203 ft) | 1944 | 134 km |
| Campi Flegrei | Caldera | 458 m (1,503 ft) | 1538 | 143 km |
| Ischia | Complex | 789 m (2,589 ft) | 1302 | 163 km |
| Colli Albani | Caldera | 949 m (3,114 ft) | Unknown | 188 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 46°F (8°C) | 1.3 in | Coldest |
| February | 47°F (8°C) | 1.3 in | |
| March | 51°F (10°C) | 1.3 in | |
| April | 56°F (13°C) | 1.1 in | |
| May | 64°F (18°C) | 1.0 in | Driest |
| June | 71°F (22°C) | 1.1 in | |
| July | 76°F (24°C) | 1.0 in | |
| August | 76°F (25°C) | 1.4 in | Warmest |
| September | 70°F (21°C) | 1.9 in | |
| October | 63°F (17°C) | 2.0 in | |
| November | 55°F (13°C) | 2.1 in | Wettest |
| December | 49°F (9°C) | 1.8 in |
San Giacomo degli Schiavoni has a seasonal temperature swing of 30°F / from 46°F in January to 76°F in August. Total annual precipitation is 17.2 inches, with November being the wettest month (2.1") and May the driest (1.0").