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Weather & Climate in Castelnuovo, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castelnuovo 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 307 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 38.9 inches. The area receives 4.8 inches of snow annually. The city sits at an elevation of 640 feet.
Temperature
42°F Jan (5°C)
78°F Jul (26°C)
| Annual Average | 58.0°F |
| 7% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 307 days/yr |
Geography
| Elevation | 640 ft (195 m) |
| Area | 72.7 sq mi (188.3 km²) |
| Population Density | 11/sq mi |
| Coordinates | 43.0294°N, 12.5841°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
1,776 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 | 20 km | 10 km |
| Jan 18, 2017 | 5 km ESE of Cittareale, Italy | M5.7 | 71 km | 7 km |
| Sep 26, 1997 | 6 km WSW of Serravalle di Chienti, Italy | M5.7 | 24 km | 10 km |
| Jan 18, 2017 | 4 km SE of Cittareale, Italy | M5.6 | 70 km | 10 km |
| Aug 24, 2016 | 5 km S of Castelsantangelo sul Nera, Italy | M5.6 | 51 km | 3 km |
| Oct 6, 1997 | 6 km E of Valtopina, Italy | M5.5 | 21 km | 10 km |
| Oct 14, 1997 | 8 km NNW of Sellano, Italy | M5.5 | 26 km | 10 km |
| Apr 7, 2009 | 1 km SW of San Panfilo d'Ocre, Italy | M5.5 | 111 km | 15 km |
| Jul 21, 2013 | 3 km ENE of Marcelli, Italy | M5.4 | 102 km | 8 km |
| Mar 26, 1998 | 1 km E of Esanatoglia, Italy | M5.4 | 40 km | 10 km |
| Apr 9, 2009 | 5 km SE of Capitignano, Italy | M5.4 | 87 km | 15 km |
| Oct 3, 1997 | 3 km ENE of Valtopina, Italy | M5.3 | 18 km | 10 km |
| Jan 18, 2017 | 4 km SW of Accumoli, Italy | M5.3 | 66 km | 10 km |
| Oct 12, 1997 | 2 km NW of Sellano, Italy | M5.3 | 29 km | 10 km |
| Jan 18, 2017 | 3 km N of Montereale, Italy | M5.2 | 75 km | 7 km |
| Apr 3, 1998 | 8 km E of Valfabbrica, Italy | M5.2 | 18 km | 10 km |
| Apr 9, 2009 | 2 km ESE of Capitignano, Italy | M5.2 | 84 km | 3 km |
| Apr 6, 2009 | 5 km ENE of Pizzoli, Italy | M5.1 | 91 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 | 120 km |
| 1916 | CENTRAL ADRIATIC | Earthquake | — | 4 | 117 km |
| 1875 | ADRIATIC SEA | Earthquake | — | — | 131 km |
| 1672 | CENTRAL ADRIATIC | Earthquake | — | 1,500 | 101 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Vulsini (72 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Vulsini | Caldera | 800 m (2,625 ft) | -104 | 72 km |
| Colli Albani | Caldera | 949 m (3,114 ft) | Unknown | 145 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (5°C) | 1.9 in | Coldest |
| February | 42°F (6°C) | 2.2 in | |
| March | 47°F (8°C) | 2.3 in | |
| April | 52°F (11°C) | 2.6 in | |
| May | 60°F (16°C) | 2.7 in | |
| June | 67°F (20°C) | 2.4 in | |
| July | 78°F (26°C) | 1.5 in | Warmest, Driest |
| August | 73°F (23°C) | 2.1 in | |
| September | 66°F (19°C) | 3.0 in | |
| October | 57°F (14°C) | 3.3 in | |
| November | 48°F (9°C) | 3.7 in | Wettest |
| December | 42°F (5°C) | 2.8 in |
Castelnuovo has a seasonal temperature swing of 37°F / from 42°F in January to 78°F in July. Total annual precipitation is 30.4 inches, with November being the wettest month (3.7") and July the driest (1.5").