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Weather & Climate in Castel San Giovanni, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castel San Giovanni enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 41°F in January while summers reach 77°F in July. The area gets 299 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 33.1 inches. The area receives 5.0 inches of snow annually. The city sits at an elevation of 243 feet.
Temperature
41°F Jan (5°C)
77°F Jul (25°C)
| Annual Average | 58.8°F |
| 9% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 299 days/yr |
Geography
| Elevation | 243 ft (74 m) |
| Area | 20.3 sq mi (52.6 km²) |
| Population Density | 557/sq mi |
| Coordinates | 45.0601°N, 9.4378°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
1,655 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 | 142 km | 6 km |
| May 29, 2012 | 1 km ENE of Medolla, Italy | M5.8 | 132 km | 10 km |
| May 29, 2012 | 2 km NE of San Possidonio, Italy | M5.5 | 125 km | 7 km |
| Oct 15, 1996 | 2 km N of Correggio, Italy | M5.4 | 110 km | 10 km |
| Jun 21, 2013 | 6 km WSW of Minucciano, Italy | M5.2 | 115 km | 5 km |
| May 29, 2012 | 2 km W of San Possidonio, Italy | M5.1 | 121 km | 10 km |
| Jun 3, 2012 | 3 km ENE of Novi di Modena, Italy | M5.1 | 120 km | 9 km |
| Apr 11, 2003 | 1 km SSW of Carezzano Maggiore, Italy | M5.0 | 52 km | 4 km |
| Jan 27, 2012 | 4 km SE of Berceto, Italy | M5.0 | 80 km | 60 km |
| Aug 21, 2000 | 1 km WNW of Oviglio, Italy | M4.9 | 79 km | 10 km |
| Jan 25, 2013 | 3 km ENE of Castiglione di Garfagnana, Italy | M4.9 | 128 km | 16 km |
| Jul 17, 2011 | 0 km W of Sermide, Italy | M4.9 | 146 km | 6 km |
| Apr 18, 2005 | 2 km WSW of Marsaglia, Italy | M4.9 | 40 km | 0 km |
| May 20, 2012 | 2 km ENE of Medolla, Italy | M4.9 | 133 km | 10 km |
| Oct 29, 1995 | 0 km WNW of Adro, Italy | M4.9 | 75 km | 10 km |
| Jan 25, 2012 | 1 km N of Poviglio, Italy | M4.9 | 90 km | 33 km |
| Jun 30, 2013 | 6 km SW of Minucciano, Italy | M4.9 | 118 km | 10 km |
| May 29, 2012 | 3 km ENE of Novi di Modena, Italy | M4.8 | 120 km | 3 km |
| May 29, 2012 | 2 km W of San Possidonio, Italy | M4.8 | 121 km | 11 km |
| Feb 21, 1998 | 2 km ENE of Campagnola Emilia, Italy | M4.8 | 109 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1868 | LAKE GARDA | Earthquake | — | — | 122 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 2.5 in | |
| February | 39°F (4°C) | 1.8 in | |
| March | 47°F (8°C) | 2.3 in | |
| April | 54°F (12°C) | 2.8 in | |
| May | 62°F (17°C) | 2.8 in | |
| June | 69°F (20°C) | 2.5 in | |
| July | 77°F (25°C) | 1.4 in | Warmest, Driest |
| August | 73°F (23°C) | 2.6 in | |
| September | 66°F (19°C) | 2.8 in | |
| October | 56°F (13°C) | 4.3 in | Wettest |
| November | 44°F (7°C) | 2.9 in | |
| December | 37°F (3°C) | 2.2 in | Coldest |
Castel San Giovanni has a seasonal temperature swing of 41°F / from 37°F in December to 77°F in July. Total annual precipitation is 30.8 inches, with October being the wettest month (4.3") and July the driest (1.4").