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Weather & Climate in Castelmassa, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castelmassa enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 42°F in January while summers reach 78°F in July. The area gets 291 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 36.1 inches. The area receives 2.5 inches of snow annually. The city sits at an elevation of 39 feet.
Temperature
42°F Jan (6°C)
78°F Jul (26°C)
| Annual Average | 58.9°F |
| 9% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 291 days/yr |
Geography
| Elevation | 39 ft (12 m) |
| Area | 22.0 sq mi (57.1 km²) |
| Population Density | 155/sq mi |
| Coordinates | 45.0183°N, 11.3151°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
1,920 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 | 16 km | 6 km |
| May 29, 2012 | 1 km ENE of Medolla, Italy | M5.8 | 26 km | 10 km |
| May 29, 2012 | 2 km NE of San Possidonio, Italy | M5.5 | 28 km | 7 km |
| Oct 15, 1996 | 2 km N of Correggio, Italy | M5.4 | 49 km | 10 km |
| Sep 14, 2003 | 3 km E of Monterenzio, Italy | M5.3 | 77 km | 10 km |
| Jun 21, 2013 | 6 km WSW of Minucciano, Italy | M5.2 | 134 km | 5 km |
| May 10, 2000 | 7 km SE of Granarolo, Italy | M5.1 | 95 km | 10 km |
| May 29, 2012 | 2 km W of San Possidonio, Italy | M5.1 | 33 km | 10 km |
| Jun 3, 2012 | 3 km ENE of Novi di Modena, Italy | M5.1 | 32 km | 9 km |
| Sep 18, 2023 | 7 km SE of Marradi, Italy | M5.1 | 115 km | 10 km |
| Nov 2, 2002 | 4 km N of Sant'Alberto, Italy | M5.0 | 83 km | 10 km |
| May 20, 2012 | 1 km SSW of Vigarano Mainarda, Italy | M5.0 | 25 km | 5 km |
| Jan 27, 2012 | 4 km SE of Berceto, Italy | M5.0 | 118 km | 60 km |
| Jan 25, 2012 | 1 km N of Poviglio, Italy | M4.9 | 64 km | 33 km |
| Jan 25, 2013 | 3 km ENE of Castiglione di Garfagnana, Italy | M4.9 | 117 km | 16 km |
| Oct 29, 1995 | 0 km WNW of Adro, Italy | M4.9 | 126 km | 10 km |
| May 20, 2012 | 2 km ENE of Medolla, Italy | M4.9 | 24 km | 10 km |
| Jun 30, 2013 | 6 km SW of Minucciano, Italy | M4.9 | 135 km | 10 km |
| Jul 17, 2011 | 0 km W of Sermide, Italy | M4.9 | 3 km | 6 km |
| May 20, 2012 | 3 km WSW of Bondeno, Italy | M4.8 | 17 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
3 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1875 | ADRIATIC SEA | Earthquake | — | — | 125 km |
| 1868 | LAKE GARDA | Earthquake | — | — | 90 km |
| 1624 | DELTA OF THE PO | Earthquake | — | — | 60 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 1.9 in | |
| February | 40°F (5°C) | 1.6 in | Driest |
| March | 48°F (9°C) | 2.1 in | |
| April | 55°F (13°C) | 2.4 in | |
| May | 65°F (18°C) | 2.6 in | |
| June | 71°F (22°C) | 2.4 in | |
| July | 78°F (26°C) | 2.1 in | Warmest |
| August | 75°F (24°C) | 2.8 in | |
| September | 68°F (20°C) | 2.5 in | |
| October | 57°F (14°C) | 2.9 in | Wettest |
| November | 46°F (8°C) | 2.6 in | |
| December | 38°F (3°C) | 2.1 in | Coldest |
Castelmassa has a seasonal temperature swing of 40°F / from 38°F in December to 78°F in July. Total annual precipitation is 27.8 inches, with October being the wettest month (2.9") and February the driest (1.6").