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Weather & Climate in Imperia, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Imperia 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 33 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 | 33 ft (10 m) |
| Area | 23.9 sq mi (61.9 km²) |
| Population Density | 1,771/sq mi |
| Coordinates | 43.8892°N, 8.0393°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
2,016 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 | 121 km | 4 km |
| Apr 18, 2005 | 2 km WSW of Marsaglia, Italy | M4.9 | 138 km | 0 km |
| Aug 21, 2000 | 1 km WNW of Oviglio, Italy | M4.9 | 114 km | 10 km |
| Apr 7, 2014 | 7 km SE of Guillestre, France | M4.8 | 133 km | 8 km |
| Oct 31, 1997 | 12 km SE of Seyne-les-Alpes, France | M4.8 | 132 km | 10 km |
| Jul 18, 2001 | 3 km S of Masio, Italy | M4.7 | 109 km | 0 km |
| Mar 5, 2012 | 3 km NNW of Santo Stefano d'Aveto, Italy | M4.7 | 135 km | 9 km |
| Mar 14, 2001 | 34 km SSE of San Lorenzo al Mare, Italy | M4.6 | 36 km | 19 km |
| Jan 20, 1994 | 1 km NE of Melle, Italy | M4.6 | 94 km | 10 km |
| Feb 25, 2001 | 28 km SSE of Saint-Jean-Cap-Ferrat, France | M4.6 | 67 km | 9 km |
| Apr 16, 2020 | 2 km SE of Marsaglia, Italy | M4.5 | 141 km | 10 km |
| Feb 24, 1997 | 36 km SE of Cervo, Italy | M4.5 | 38 km | 20 km |
| Jul 17, 1993 | 0 km NNW of Calice Ligure, Italy | M4.5 | 41 km | 5 km |
| Mar 2, 2012 | 8 km NNW of Jausiers, France | M4.5 | 126 km | 10 km |
| Apr 19, 2009 | 1 km ENE of Bandito, Italy | M4.5 | 94 km | 40 km |
| Oct 3, 2012 | 2 km N of Melle, Italy | M4.5 | 97 km | 10 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 | 41 km | 5 km |
| Apr 21, 1995 | 4 km ESE of Menton, France | M4.4 | 41 km | 26 km |
| Sep 22, 2022 | 3 km SW of Bargagli, Italy | M4.4 | 101 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 | 67 km |
| 1968 | LIGURIA-COTE D'AZUR | Earthquake | 3.0 m | - | 22 km |
| 1564 | LIGURIA-COTE D'AZUR | Eruption + Earthquake | - | 650 | 62 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 2.6 in | Coldest |
| February | 47°F (9°C) | 2.3 in | |
| March | 51°F (10°C) | 2.4 in | |
| April | 54°F (12°C) | 3.0 in | |
| May | 62°F (16°C) | 2.2 in | |
| June | 68°F (20°C) | 1.5 in | |
| July | 70°F (21°C) | 0.7 in | Driest |
| August | 74°F (23°C) | 1.4 in | Warmest |
| September | 68°F (20°C) | 3.0 in | |
| October | 61°F (16°C) | 4.5 in | Wettest |
| November | 53°F (11°C) | 3.7 in | |
| December | 48°F (9°C) | 2.9 in |
Imperia has a seasonal temperature swing of 35°F / from 39°F in January to 74°F in August. Total annual precipitation is 30.2 inches, with October being the wettest month (4.5") and July the driest (0.7").