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Weather & Climate in Castelfranci, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castelfranci enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 44°F in January while summers reach 79°F in July. The area gets 293 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 33.9 inches. The area receives 2.3 inches of snow annually. The city sits at an elevation of 1,476 feet.
Temperature
44°F Jan (6°C)
79°F Jul (26°C)
| Annual Average | 59.1°F |
| 9% above US avg | |
| January Average | 44°F (6°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 1,476 ft (450 m) |
| Area | 35.3 sq mi (91.4 km²) |
| Population Density | 31/sq mi |
| Coordinates | 40.9307°N, 15.0433°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
710 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.9.
| Oct 31, 2002 | 4 km WSW of Larino, Italy | M5.9 | 97 km | 10 km |
| Nov 1, 2002 | 2 km ESE of Casacalenda, Italy | M5.8 | 90 km | 10 km |
| May 5, 1990 | 6 km NE of Avigliano, Italy | M5.8 | 63 km | 10 km |
| Sep 9, 1998 | 2 km NNE of Castelluccio Superiore, Italy | M5.6 | 127 km | 10 km |
| Oct 25, 2012 | 2 km SE of Mormanno, Italy | M5.3 | 143 km | 6 km |
| Feb 26, 1991 | 52 km SW of Anacapri, Italy | M5.3 | 132 km | 401 km |
| Sep 30, 1995 | 3 km S of Ischitella, Italy | M5.2 | 127 km | 25 km |
| Mar 21, 1994 | 29 km WSW of Scalea, Italy | M5.1 | 137 km | 279 km |
| May 26, 1991 | 3 km E of Avigliano, Italy | M5.1 | 65 km | 8 km |
| Mar 14, 2025 | 14 km NNE of Lesina, Italy | M5.0 | 121 km | 10 km |
| Oct 16, 2012 | 21 km WSW of Scalea, Italy | M4.9 | 138 km | 260 km |
| Nov 23, 2009 | 38 km SSW of Marina di Camerota, Italy | M4.8 | 143 km | 294 km |
| Oct 12, 1994 | 29 km S of Marina di Camerota, Italy | M4.8 | 135 km | 21 km |
| Sep 14, 1999 | 23 km SW of Marina di Camerota, Italy | M4.8 | 123 km | 297 km |
| Mar 28, 2023 | 2 km NNW of Montagano, Italy | M4.7 | 88 km | 7 km |
| Aug 31, 1993 | 18 km WSW of Palinuro, Italy | M4.7 | 107 km | 315 km |
| Sep 2, 2013 | 43 km SSW of Palinuro, Italy | M4.7 | 138 km | 312 km |
| May 29, 2006 | 6 km SE of Carpino, Italy | M4.7 | 121 km | 31 km |
| Apr 3, 1996 | 0 km NNE of Muro Lucano, Italy | M4.7 | 42 km | 10 km |
| Sep 21, 2019 | 4 km WNW of Agropoli, Italy | M4.7 | 63 km | 300 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 | 53 km |
| 1906 | TYRRHENIAN SEA | Astronomical | 0.4 m | 350 | 53 km |
| 1805 | CAMPANIA | Earthquake | - | - | 80 km |
| 1731 | TYRRHENIAN SEA | Earthquake | - | 3,600 | 74 km |
| 1627 | GARGANO PENINSULA | Earthquake | - | 5,000 | 93 km |
| 1562 | REGGIO DI CALABRIA | Earthquake | - | - | 61 km |
| 79 | BAY OF NAPLES | Eruption | - | 2,100 | 53 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Vesuvius (53 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Vesuvius | Stratovolcano | 1,281 m (4,203 ft) | 1944 | 53 km |
| Campi Flegrei | Caldera | 458 m (1,503 ft) | 1538 | 77 km |
| Ischia | Complex | 789 m (2,589 ft) | 1302 | 99 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (6°C) | 3.0 in | |
| February | 40°F (5°C) | 2.8 in | Coldest |
| March | 44°F (7°C) | 2.4 in | |
| April | 49°F (10°C) | 2.5 in | |
| May | 57°F (14°C) | 1.9 in | |
| June | 65°F (18°C) | 1.1 in | |
| July | 79°F (26°C) | 1.1 in | Warmest, Driest |
| August | 70°F (21°C) | 1.3 in | |
| September | 64°F (18°C) | 2.3 in | |
| October | 56°F (13°C) | 3.1 in | |
| November | 48°F (9°C) | 3.9 in | Wettest |
| December | 42°F (6°C) | 3.4 in |
Castelfranci has a seasonal temperature swing of 39°F / from 40°F in February to 79°F in July. Total annual precipitation is 28.9 inches, with November being the wettest month (3.9") and July the driest (1.1").