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Weather & Climate in Castelletto, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castelletto enjoys a temperate climate with an average annual temperature of 58°F (15°C). Winters average 41°F in January while summers reach 78°F in July. The area gets 297 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 35.7 inches. The area receives 10.9 inches of snow annually. The city sits at an elevation of 607 feet.
Temperature
41°F Jan (5°C)
78°F Jul (25°C)
| Annual Average | 58.4°F |
| 8% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 297 days/yr |
Geography
| Elevation | 607 ft (185 m) |
| Area | 21.2 sq mi (54.8 km²) |
| Population Density | 100/sq mi |
| Coordinates | 44.4402°N, 11.0648°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
1,994 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| May 20, 2012 | 4 km NNE of Massa Finalese, Italy | M6.0 | 52 km | 6 km |
| May 29, 2012 | 1 km ENE of Medolla, Italy | M5.8 | 46 km | 10 km |
| May 29, 2012 | 2 km NE of San Possidonio, Italy | M5.5 | 50 km | 7 km |
| Oct 15, 1996 | 2 km N of Correggio, Italy | M5.4 | 45 km | 10 km |
| Sep 14, 2003 | 3 km E of Monterenzio, Italy | M5.3 | 33 km | 10 km |
| Jun 21, 2013 | 6 km WSW of Minucciano, Italy | M5.2 | 81 km | 5 km |
| Sep 18, 2023 | 7 km SE of Marradi, Italy | M5.1 | 68 km | 10 km |
| May 10, 2000 | 7 km SE of Granarolo, Italy | M5.1 | 76 km | 10 km |
| Jun 3, 2012 | 3 km ENE of Novi di Modena, Italy | M5.1 | 52 km | 9 km |
| May 29, 2012 | 2 km W of San Possidonio, Italy | M5.1 | 49 km | 10 km |
| Jan 27, 2012 | 4 km SE of Berceto, Italy | M5.0 | 82 km | 60 km |
| Nov 2, 2002 | 4 km N of Sant'Alberto, Italy | M5.0 | 89 km | 10 km |
| May 20, 2012 | 1 km SSW of Vigarano Mainarda, Italy | M5.0 | 55 km | 5 km |
| Apr 18, 2005 | 2 km WSW of Marsaglia, Italy | M4.9 | 139 km | 0 km |
| Jul 17, 2011 | 0 km W of Sermide, Italy | M4.9 | 65 km | 6 km |
| Jan 25, 2012 | 1 km N of Poviglio, Italy | M4.9 | 62 km | 33 km |
| Jan 25, 2013 | 3 km ENE of Castiglione di Garfagnana, Italy | M4.9 | 57 km | 16 km |
| May 20, 2012 | 2 km ENE of Medolla, Italy | M4.9 | 47 km | 10 km |
| Jun 30, 2013 | 6 km SW of Minucciano, Italy | M4.9 | 80 km | 10 km |
| May 20, 2012 | 3 km WSW of Bondeno, Italy | M4.8 | 55 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
8 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1875 | ADRIATIC SEA | Earthquake | — | — | 110 km |
| 1868 | LAKE GARDA | Earthquake | — | — | 143 km |
| 1846 | LIVORNO | Earthquake | — | 56 | 122 km |
| 1846 | TUSCANY | Earthquake | — | — | 114 km |
| 1742 | LIVORNO | Earthquake | — | — | 125 km |
| 1672 | CENTRAL ADRIATIC | Earthquake | — | 1,500 | 134 km |
| 1646 | LIVORNO | Earthquake | — | — | 116 km |
| 1624 | DELTA OF THE PO | Earthquake | — | — | 61 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 2.1 in | |
| February | 39°F (4°C) | 2.0 in | Driest |
| March | 46°F (8°C) | 2.8 in | |
| April | 52°F (11°C) | 3.3 in | |
| May | 60°F (16°C) | 2.6 in | |
| June | 67°F (20°C) | 2.7 in | |
| July | 78°F (25°C) | 2.0 in | Warmest |
| August | 73°F (23°C) | 2.6 in | |
| September | 65°F (19°C) | 3.3 in | |
| October | 56°F (13°C) | 3.5 in | |
| November | 45°F (7°C) | 3.7 in | Wettest |
| December | 38°F (4°C) | 2.6 in | Coldest |
Castelletto has a seasonal temperature swing of 39°F / from 38°F in December to 78°F in July. Total annual precipitation is 33.3 inches, with November being the wettest month (3.7") and February the driest (2.0").