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Weather & Climate in San Defendente, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Defendente experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 38°F in January while summers reach 73°F in July. The area gets 313 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 39.6 inches. The area receives 24.9 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 1,860 feet.
Temperature
38°F Jan (3°C)
73°F Jul (23°C)
| Annual Average | 55.4°F |
| 3% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 313 days/yr |
Geography
| Elevation | 1,860 ft (567 m) |
| Area | 13.5 sq mi (35.0 km²) |
| Population Density | 82/sq mi |
| Coordinates | 44.3909°N, 7.4909°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
2,210 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| Apr 11, 2003 | 1 km SSW of Carezzano Maggiore, Italy | M5.0 | 120 km | 4 km |
| Aug 21, 2000 | 1 km WNW of Oviglio, Italy | M4.9 | 94 km | 10 km |
| Apr 7, 2014 | 7 km SE of Guillestre, France | M4.8 | 67 km | 8 km |
| Oct 31, 1997 | 12 km SE of Seyne-les-Alpes, France | M4.8 | 82 km | 10 km |
| Jul 18, 2001 | 3 km S of Masio, Italy | M4.7 | 88 km | 0 km |
| Feb 25, 2001 | 28 km SSE of Saint-Jean-Cap-Ferrat, France | M4.6 | 104 km | 9 km |
| Feb 11, 1991 | 5 km ESE of Briançon, France | M4.6 | 82 km | 14 km |
| Jan 20, 1994 | 1 km NE of Melle, Italy | M4.6 | 24 km | 10 km |
| Mar 14, 2001 | 34 km SSE of San Lorenzo al Mare, Italy | M4.6 | 105 km | 19 km |
| Jul 17, 1993 | 0 km NNW of Calice Ligure, Italy | M4.5 | 67 km | 5 km |
| Feb 24, 1997 | 36 km SE of Cervo, Italy | M4.5 | 108 km | 20 km |
| Oct 3, 2012 | 2 km N of Melle, Italy | M4.5 | 26 km | 10 km |
| Apr 19, 2009 | 1 km ENE of Bandito, Italy | M4.5 | 47 km | 40 km |
| Mar 2, 2012 | 8 km NNW of Jausiers, France | M4.5 | 63 km | 10 km |
| Nov 21, 1995 | 1 km SW of Collegno, Italy | M4.4 | 76 km | 22 km |
| Sep 22, 2022 | 3 km SW of Bargagli, Italy | M4.4 | 125 km | 10 km |
| Apr 21, 1995 | 4 km ESE of Menton, France | M4.4 | 70 km | 26 km |
| Jul 17, 1993 | 0 km NNE of Calice Ligure, Italy | M4.4 | 67 km | 5 km |
| Jul 25, 2011 | 5 km NW of Cantalupa, Italy | M4.4 | 68 km | 25 km |
| Jan 20, 1994 | 1 km SW of Melle, Italy | M4.3 | 23 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 10.0 m (33 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1979 | FRENCH RIVIERA (LIGURIAN SEA) | Meteorological | 10.0 m | 9 | 79 km |
| 1968 | LIGURIA-COTE D'AZUR | Earthquake | 3.0 m | — | 53 km |
| 1564 | LIGURIA-COTE D'AZUR | Eruption + Earthquake | — | 650 | 45 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 2.2 in | Coldest |
| February | 39°F (4°C) | 2.1 in | |
| March | 45°F (7°C) | 2.3 in | |
| April | 50°F (10°C) | 3.2 in | |
| May | 58°F (14°C) | 3.4 in | |
| June | 64°F (18°C) | 2.5 in | |
| July | 73°F (23°C) | 1.4 in | Warmest, Driest |
| August | 69°F (21°C) | 2.2 in | |
| September | 62°F (17°C) | 3.0 in | |
| October | 53°F (12°C) | 4.2 in | Wettest |
| November | 44°F (7°C) | 2.9 in | |
| December | 39°F (4°C) | 2.4 in |
San Defendente has a seasonal temperature swing of 36°F / from 38°F in January to 73°F in July. Total annual precipitation is 31.8 inches, with October being the wettest month (4.2") and July the driest (1.4").