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Weather & Climate in Santa Maria a Valle, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Santa Maria a Valle enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 46°F in January while summers reach 80°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 37.1 inches. The area receives 4.9 inches of snow annually. The city sits at an elevation of 33 feet.
Temperature
46°F Jan (8°C)
80°F Jul (27°C)
| Annual Average | 60.9°F |
| 13% above US avg | |
| January Average | 46°F (8°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 17.4 sq mi (45.0 km²) |
| Population Density | 37/sq mi |
| Coordinates | 42.5928°N, 14.0795°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
1,766 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 | 68 km | 9 km |
| Aug 24, 2016 | 5 km WNW of Accumoli, Italy | M6.2 | 74 km | 4 km |
| Sep 26, 1997 | 3 km SSE of Nocera Umbra, Italy | M6.0 | 117 km | 10 km |
| Oct 31, 2002 | 4 km WSW of Larino, Italy | M5.9 | 111 km | 10 km |
| Nov 1, 2002 | 2 km ESE of Casacalenda, Italy | M5.8 | 117 km | 10 km |
| Sep 26, 1997 | 6 km WSW of Serravalle di Chienti, Italy | M5.7 | 110 km | 10 km |
| Jan 18, 2017 | 5 km ESE of Cittareale, Italy | M5.7 | 70 km | 7 km |
| Jan 18, 2017 | 4 km SE of Cittareale, Italy | M5.6 | 73 km | 10 km |
| Aug 24, 2016 | 5 km S of Castelsantangelo sul Nera, Italy | M5.6 | 81 km | 3 km |
| Apr 7, 2009 | 1 km SW of San Panfilo d'Ocre, Italy | M5.5 | 62 km | 15 km |
| Oct 6, 1997 | 6 km E of Valtopina, Italy | M5.5 | 113 km | 10 km |
| Oct 14, 1997 | 8 km NNW of Sellano, Italy | M5.5 | 105 km | 10 km |
| Mar 29, 2003 | 51 km W of Komiža, Croatia | M5.5 | 127 km | 10 km |
| Mar 26, 1998 | 1 km E of Esanatoglia, Italy | M5.4 | 117 km | 10 km |
| Apr 9, 2009 | 5 km SE of Capitignano, Italy | M5.4 | 62 km | 15 km |
| Jul 21, 2013 | 3 km ENE of Marcelli, Italy | M5.4 | 106 km | 8 km |
| Oct 12, 1997 | 2 km NW of Sellano, Italy | M5.3 | 103 km | 10 km |
| Oct 3, 1997 | 3 km ENE of Valtopina, Italy | M5.3 | 118 km | 10 km |
| Jan 18, 2017 | 4 km SW of Accumoli, Italy | M5.3 | 72 km | 10 km |
| Apr 9, 2009 | 2 km ESE of Capitignano, Italy | M5.2 | 62 km | 3 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 |
| 1805 | CAMPANIA | Earthquake | — | — | 126 km |
| 1627 | GARGANO PENINSULA | Earthquake | — | 5,000 | 142 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Colli Albani (149 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Colli Albani | Caldera | 949 m (3,114 ft) | Unknown | 149 km |
| Vulsini | Caldera | 800 m (2,625 ft) | -104 | 176 km |
| Campi Flegrei | Caldera | 458 m (1,503 ft) | 1538 | 196 km |
| Vesuvius | Stratovolcano | 1,281 m (4,203 ft) | 1944 | 199 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 46°F (8°C) | 1.9 in | |
| February | 44°F (7°C) | 1.9 in | Coldest |
| March | 48°F (9°C) | 2.2 in | |
| April | 53°F (12°C) | 2.3 in | |
| May | 62°F (17°C) | 1.5 in | Driest |
| June | 69°F (21°C) | 2.2 in | |
| July | 80°F (27°C) | 1.5 in | Warmest |
| August | 74°F (23°C) | 2.3 in | |
| September | 68°F (20°C) | 2.7 in | |
| October | 59°F (15°C) | 3.0 in | |
| November | 51°F (10°C) | 3.1 in | Wettest |
| December | 45°F (7°C) | 2.6 in |
Santa Maria a Valle has a seasonal temperature swing of 36°F / from 44°F in February to 80°F in July. Total annual precipitation is 27.2 inches, with November being the wettest month (3.1") and May the driest (1.5").