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Weather & Climate in Petriolo, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Petriolo enjoys a temperate climate with an average annual temperature of 58°F (15°C). Winters average 43°F in January while summers reach 77°F in July. The area gets 299 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 41.1 inches. The area receives 12.1 inches of snow annually. The city sits at an elevation of 889 feet.
Temperature
43°F Jan (6°C)
77°F Jul (25°C)
| Annual Average | 58.4°F |
| 8% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 299 days/yr |
Geography
| Elevation | 889 ft (271 m) |
| Area | 28.6 sq mi (74.2 km²) |
| Population Density | 45/sq mi |
| Coordinates | 43.2214°N, 13.4617°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
1,629 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 | 99 km | 9 km |
| Aug 24, 2016 | 5 km WNW of Accumoli, Italy | M6.2 | 60 km | 4 km |
| Sep 26, 1997 | 3 km SSE of Nocera Umbra, Italy | M6.0 | 55 km | 10 km |
| Sep 26, 1997 | 6 km WSW of Serravalle di Chienti, Italy | M5.7 | 51 km | 10 km |
| Jan 18, 2017 | 5 km ESE of Cittareale, Italy | M5.7 | 72 km | 7 km |
| Aug 24, 2016 | 5 km S of Castelsantangelo sul Nera, Italy | M5.6 | 49 km | 3 km |
| Jan 18, 2017 | 4 km SE of Cittareale, Italy | M5.6 | 74 km | 10 km |
| Apr 7, 2009 | 1 km SW of San Panfilo d'Ocre, Italy | M5.5 | 105 km | 15 km |
| Oct 14, 1997 | 8 km NNW of Sellano, Italy | M5.5 | 55 km | 10 km |
| Oct 6, 1997 | 6 km E of Valtopina, Italy | M5.5 | 55 km | 10 km |
| Mar 26, 1998 | 1 km E of Esanatoglia, Italy | M5.4 | 40 km | 10 km |
| Jul 21, 2013 | 3 km ENE of Marcelli, Italy | M5.4 | 35 km | 8 km |
| Apr 9, 2009 | 5 km SE of Capitignano, Italy | M5.4 | 83 km | 15 km |
| Oct 12, 1997 | 2 km NW of Sellano, Italy | M5.3 | 58 km | 10 km |
| Jan 18, 2017 | 4 km SW of Accumoli, Italy | M5.3 | 66 km | 10 km |
| Oct 3, 1997 | 3 km ENE of Valtopina, Italy | M5.3 | 57 km | 10 km |
| Apr 9, 2009 | 2 km ESE of Capitignano, Italy | M5.2 | 80 km | 3 km |
| Apr 3, 1998 | 8 km E of Valfabbrica, Italy | M5.2 | 62 km | 10 km |
| Jan 18, 2017 | 3 km N of Montereale, Italy | M5.2 | 76 km | 7 km |
| Apr 6, 2009 | 5 km ENE of Pizzoli, Italy | M5.1 | 86 km | 9 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
4 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1930 | CENTRAL ADRIATIC | Earthquake | — | 18 | 74 km |
| 1916 | CENTRAL ADRIATIC | Earthquake | — | 4 | 98 km |
| 1875 | ADRIATIC SEA | Earthquake | — | — | 138 km |
| 1672 | CENTRAL ADRIATIC | Earthquake | — | 1,500 | 106 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Vulsini (143 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Vulsini | Caldera | 800 m (2,625 ft) | -104 | 143 km |
| Colli Albani | Caldera | 949 m (3,114 ft) | Unknown | 177 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 1.9 in | |
| February | 42°F (6°C) | 1.7 in | Coldest, Driest |
| March | 47°F (8°C) | 2.2 in | |
| April | 53°F (11°C) | 2.4 in | |
| May | 61°F (16°C) | 2.2 in | |
| June | 68°F (20°C) | 2.4 in | |
| July | 77°F (25°C) | 1.9 in | Warmest |
| August | 73°F (23°C) | 2.4 in | |
| September | 67°F (19°C) | 2.8 in | |
| October | 58°F (15°C) | 2.8 in | |
| November | 49°F (9°C) | 3.0 in | Wettest |
| December | 43°F (6°C) | 2.4 in |
Petriolo has a seasonal temperature swing of 35°F / from 42°F in February to 77°F in July. Total annual precipitation is 28.0 inches, with November being the wettest month (3.0") and February the driest (1.7").