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Weather & Climate in San Pietro in Valle, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Pietro in Valle enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 42°F in January while summers reach 78°F in July. The area gets 301 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 37.7 inches. The area receives 18.8 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 2,635 feet.
Temperature
42°F Jan (5°C)
78°F Jul (25°C)
| Annual Average | 57.6°F |
| 7% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 301 days/yr |
Geography
| Elevation | 2,635 ft (803 m) |
| Area | 26.4 sq mi (68.3 km²) |
| Population Density | 26/sq mi |
| Coordinates | 41.6038°N, 14.4821°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
771 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 | 125 km | 9 km |
| Oct 31, 2002 | 4 km WSW of Larino, Italy | M5.9 | 38 km | 10 km |
| May 5, 1990 | 6 km NE of Avigliano, Italy | M5.8 | 142 km | 10 km |
| Nov 1, 2002 | 2 km ESE of Casacalenda, Italy | M5.8 | 35 km | 10 km |
| Apr 7, 2009 | 1 km SW of San Panfilo d'Ocre, Italy | M5.5 | 113 km | 15 km |
| Apr 9, 2009 | 5 km SE of Capitignano, Italy | M5.4 | 136 km | 15 km |
| Sep 30, 1995 | 3 km S of Ischitella, Italy | M5.2 | 121 km | 25 km |
| Jan 18, 2017 | 3 km N of Montereale, Italy | M5.2 | 147 km | 7 km |
| Apr 9, 2009 | 2 km ESE of Capitignano, Italy | M5.2 | 139 km | 3 km |
| Apr 6, 2009 | 5 km ENE of Pizzoli, Italy | M5.1 | 132 km | 9 km |
| May 26, 1991 | 3 km E of Avigliano, Italy | M5.1 | 145 km | 8 km |
| Mar 14, 2025 | 14 km NNE of Lesina, Italy | M5.0 | 90 km | 10 km |
| Apr 13, 2009 | 5 km ESE of Capitignano, Italy | M5.0 | 136 km | 8 km |
| Apr 6, 2009 | 0 km WSW of Coppito, Italy | M4.9 | 127 km | 10 km |
| Feb 16, 2013 | 3 km W of Sora, Italy | M4.8 | 76 km | 11 km |
| Aug 26, 2016 | 2 km S of Amatrice, Italy | M4.8 | 148 km | 11 km |
| Apr 6, 2009 | 5 km NW of Scoppito, Italy | M4.8 | 137 km | 5 km |
| Apr 7, 2009 | 1 km SW of L'Aquila, Italy | M4.8 | 122 km | 10 km |
| Mar 28, 2023 | 2 km NNW of Montagano, Italy | M4.7 | 17 km | 7 km |
| Jun 22, 2009 | 4 km ENE of Pizzoli, Italy | M4.7 | 132 km | 14 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
7 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 | 87 km |
| 1906 | TYRRHENIAN SEA | Astronomical | 0.4 m | 350 | 87 km |
| 1805 | CAMPANIA | Earthquake | — | — | 12 km |
| 1731 | TYRRHENIAN SEA | Earthquake | — | 3,600 | 86 km |
| 1627 | GARGANO PENINSULA | Earthquake | — | 5,000 | 74 km |
| 1562 | REGGIO DI CALABRIA | Earthquake | — | — | 150 km |
| 79 | BAY OF NAPLES | Eruption | — | 2,100 | 87 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Vesuvius (87 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Vesuvius | Stratovolcano | 1,281 m (4,203 ft) | 1944 | 87 km |
| Campi Flegrei | Caldera | 458 m (1,503 ft) | 1538 | 91 km |
| Ischia | Complex | 789 m (2,589 ft) | 1302 | 109 km |
| Colli Albani | Caldera | 949 m (3,114 ft) | Unknown | 149 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (5°C) | 2.3 in | |
| February | 39°F (4°C) | 2.3 in | Coldest |
| March | 43°F (6°C) | 2.1 in | |
| April | 48°F (9°C) | 2.3 in | |
| May | 57°F (14°C) | 2.0 in | |
| June | 64°F (18°C) | 1.5 in | |
| July | 78°F (25°C) | 1.3 in | Warmest, Driest |
| August | 70°F (21°C) | 1.7 in | |
| September | 63°F (17°C) | 2.2 in | |
| October | 55°F (13°C) | 2.6 in | |
| November | 46°F (8°C) | 3.4 in | Wettest |
| December | 41°F (5°C) | 2.6 in |
San Pietro in Valle has a seasonal temperature swing of 39°F / from 39°F in February to 78°F in July. Total annual precipitation is 26.1 inches, with November being the wettest month (3.4") and July the driest (1.3").