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Weather & Climate in Casteldarne, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Casteldarne experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 28°F in January while summers reach 62°F in July. The area gets 280 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 44.1 inches. The area receives 139.4 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 2,608 feet.
Temperature
28°F Jan (-2°C)
62°F Jul (17°C)
| Annual Average | 45.6°F |
| 16% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 280 days/yr |
Geography
| Elevation | 2,608 ft (795 m) |
| Area | 21.4 sq mi (55.5 km²) |
| Population Density | 43/sq mi |
| Coordinates | 46.7986°N, 11.8406°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
747 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.2.
| Jul 12, 2004 | 7 km NE of Kobarid, Slovenia | M5.2 | 149 km | 8 km |
| Dec 29, 1999 | 12 km N of Isolaccia, Italy | M4.8 | 119 km | 10 km |
| Feb 14, 2002 | 4 km SSW of Moggio di Sotto, Italy | M4.7 | 112 km | 10 km |
| Jul 17, 2001 | 3 km NNE of Rifiano, Italy | M4.7 | 49 km | 10 km |
| Mar 31, 1994 | 2 km W of Warth, Austria | M4.7 | 138 km | 14 km |
| Jun 5, 1997 | 2 km ESE of Namlos, Austria | M4.6 | 106 km | 5 km |
| Oct 1, 2001 | 11 km WSW of Tubre, Italy | M4.5 | 118 km | 10 km |
| Jun 9, 2012 | 5 km NE of Lamosano, Italy | M4.5 | 80 km | 7 km |
| Oct 5, 1991 | 0 km W of Nimis, Italy | M4.5 | 127 km | 10 km |
| Apr 6, 2000 | 11 km WSW of Tubre, Italy | M4.5 | 117 km | 5 km |
| May 28, 1998 | 3 km WSW of Osoppo, Italy | M4.5 | 111 km | 10 km |
| Jan 30, 2015 | 4 km W of Moggio di Sotto, Italy | M4.4 | 108 km | 6 km |
| May 13, 1999 | 2 km NW of Clodig, Italy | M4.4 | 149 km | 10 km |
| Aug 29, 2004 | 1 km S of Enemonzo-Quinis, Italy | M4.3 | 91 km | 11 km |
| Dec 31, 1999 | 11 km WSW of Tubre, Italy | M4.3 | 118 km | 10 km |
| Mar 27, 2024 | 6 km ENE of Tramonti di Sopra, Italy | M4.3 | 95 km | 10 km |
| Oct 24, 1994 | 3 km ESE of Piazza, Italy | M4.3 | 115 km | 18 km |
| Feb 22, 2021 | 2 km SSE of Brentonico, Italy | M4.3 | 130 km | 11 km |
| Oct 2, 1993 | 4 km WNW of Bordano, Italy | M4.3 | 107 km | 10 km |
| Apr 20, 1994 | 5 km NE of Claut, Italy | M4.3 | 79 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 235.0 m (771 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1963 | VAJONT DAM, VAJONT RIVER | Meteorological | 235.0 m | 2,000 | 70 km |
| 1987 | VALTELLINA | Meteorological | 95.0 m | 27 | 124 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 1.4 in | Driest |
| February | 29°F (-2°C) | 1.5 in | |
| March | 34°F (1°C) | 1.8 in | |
| April | 40°F (4°C) | 2.2 in | |
| May | 49°F (9°C) | 3.5 in | |
| June | 55°F (13°C) | 4.5 in | |
| July | 62°F (17°C) | 5.0 in | Warmest, Wettest |
| August | 59°F (15°C) | 4.5 in | |
| September | 52°F (11°C) | 3.4 in | |
| October | 44°F (7°C) | 2.9 in | |
| November | 34°F (1°C) | 2.5 in | |
| December | 28°F (-2°C) | 1.6 in | Coldest |
Casteldarne has a seasonal temperature swing of 35°F / from 28°F in December to 62°F in July. Total annual precipitation is 34.5 inches, with July being the wettest month (5.0") and January the driest (1.4").