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Weather & Climate in Costarainera, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Costarainera experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 39°F in January while summers reach 70°F in July. The area gets 317 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 34.2 inches. The area receives 14.9 inches of snow annually. The city sits at an elevation of 722 feet.
Temperature
39°F Jan (4°C)
70°F Jul (21°C)
| Annual Average | 53.6°F |
| 1% below US avg | |
| January Average | 39°F (4°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 317 days/yr |
Geography
| Elevation | 722 ft (220 m) |
| Area | 15.9 sq mi (41.2 km²) |
| Population Density | 24/sq mi |
| Coordinates | 43.8548°N, 7.9411°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
2,001 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 | 129 km | 4 km |
| Apr 18, 2005 | 2 km WSW of Marsaglia, Italy | M4.9 | 147 km | 0 km |
| Aug 21, 2000 | 1 km WNW of Oviglio, Italy | M4.9 | 120 km | 10 km |
| Apr 7, 2014 | 7 km SE of Guillestre, France | M4.8 | 129 km | 8 km |
| Oct 31, 1997 | 12 km SE of Seyne-les-Alpes, France | M4.8 | 126 km | 10 km |
| Jul 18, 2001 | 3 km S of Masio, Italy | M4.7 | 115 km | 0 km |
| Mar 5, 2012 | 3 km NNW of Santo Stefano d'Aveto, Italy | M4.7 | 143 km | 9 km |
| Jan 20, 1994 | 1 km NE of Melle, Italy | M4.6 | 93 km | 10 km |
| Feb 25, 2001 | 28 km SSE of Saint-Jean-Cap-Ferrat, France | M4.6 | 59 km | 9 km |
| Mar 14, 2001 | 34 km SSE of San Lorenzo al Mare, Italy | M4.6 | 35 km | 19 km |
| Feb 11, 1991 | 5 km ESE of Briançon, France | M4.6 | 150 km | 14 km |
| Oct 3, 2012 | 2 km N of Melle, Italy | M4.5 | 95 km | 10 km |
| Apr 19, 2009 | 1 km ENE of Bandito, Italy | M4.5 | 97 km | 40 km |
| Feb 24, 1997 | 36 km SE of Cervo, Italy | M4.5 | 43 km | 20 km |
| Apr 16, 2020 | 2 km SE of Marsaglia, Italy | M4.5 | 150 km | 10 km |
| Mar 2, 2012 | 8 km NNW of Jausiers, France | M4.5 | 121 km | 10 km |
| Jul 17, 1993 | 0 km NNW of Calice Ligure, Italy | M4.5 | 48 km | 5 km |
| Nov 21, 1995 | 1 km SW of Collegno, Italy | M4.4 | 139 km | 22 km |
| Jul 25, 2011 | 5 km NW of Cantalupa, Italy | M4.4 | 136 km | 25 km |
| Jul 17, 1993 | 0 km NNE of Calice Ligure, Italy | M4.4 | 49 km | 5 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 | 58 km |
| 1968 | LIGURIA-COTE D'AZUR | Earthquake | 3.0 m | — | 26 km |
| 1564 | LIGURIA-COTE D'AZUR | Eruption + Earthquake | — | 650 | 56 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 2.6 in | Coldest |
| February | 45°F (7°C) | 2.5 in | |
| March | 49°F (9°C) | 2.6 in | |
| April | 53°F (11°C) | 3.2 in | |
| May | 60°F (16°C) | 2.4 in | |
| June | 66°F (19°C) | 1.8 in | |
| July | 70°F (21°C) | 0.8 in | Driest |
| August | 72°F (22°C) | 1.5 in | Warmest |
| September | 66°F (19°C) | 3.1 in | |
| October | 59°F (15°C) | 4.6 in | Wettest |
| November | 50°F (10°C) | 4.0 in | |
| December | 46°F (8°C) | 3.0 in |
Costarainera has a seasonal temperature swing of 33°F / from 39°F in January to 72°F in August. Total annual precipitation is 32.2 inches, with October being the wettest month (4.6") and July the driest (0.8").