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Weather & Climate in Riva, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Riva enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 38°F in January while summers reach 78°F in July. The area gets 301 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 39.7 inches. The area receives 9.3 inches of snow annually. The city sits at an elevation of 1,066 feet.
Temperature
38°F Jan (3°C)
78°F Jul (25°C)
| Annual Average | 56.8°F |
| 5% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 301 days/yr |
Geography
| Elevation | 1,066 ft (325 m) |
| Area | 41.2 sq mi (106.7 km²) |
| Population Density | 36/sq mi |
| Coordinates | 44.8925°N, 7.3819°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
2,352 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 | 86 km | 10 km |
| Oct 31, 1997 | 12 km SE of Seyne-les-Alpes, France | M4.8 | 99 km | 10 km |
| Apr 7, 2014 | 7 km SE of Guillestre, France | M4.8 | 62 km | 8 km |
| Jul 18, 2001 | 3 km S of Masio, Italy | M4.7 | 81 km | 0 km |
| Jan 20, 1994 | 1 km NE of Melle, Italy | M4.6 | 36 km | 10 km |
| Feb 11, 1991 | 5 km ESE of Briançon, France | M4.6 | 54 km | 14 km |
| Oct 3, 2012 | 2 km N of Melle, Italy | M4.5 | 35 km | 10 km |
| Apr 19, 2009 | 1 km ENE of Bandito, Italy | M4.5 | 41 km | 40 km |
| Dec 14, 1994 | 7 km SSE of Amancy, France | M4.5 | 148 km | 10 km |
| Mar 12, 2022 | 3 km S of Faverges, France | M4.5 | 126 km | 3 km |
| Mar 2, 2012 | 8 km NNW of Jausiers, France | M4.5 | 70 km | 10 km |
| Jul 17, 1993 | 0 km NNW of Calice Ligure, Italy | M4.5 | 105 km | 5 km |
| Nov 21, 1995 | 1 km SW of Collegno, Italy | M4.4 | 24 km | 22 km |
| Jun 14, 1993 | 3 km S of Vogogna, Italy | M4.4 | 140 km | 10 km |
| Apr 21, 1995 | 4 km ESE of Menton, France | M4.4 | 126 km | 26 km |
| Jul 25, 2011 | 5 km NW of Cantalupa, Italy | M4.4 | 13 km | 25 km |
| Jul 17, 1993 | 0 km NNE of Calice Ligure, Italy | M4.4 | 105 km | 5 km |
| Sep 22, 2022 | 3 km SW of Bargagli, Italy | M4.4 | 143 km | 10 km |
| Feb 11, 1990 | northern Italy | M4.3 | 22 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 | 133 km |
| 1968 | LIGURIA-COTE D'AZUR | Earthquake | 3.0 m | — | 103 km |
| 1564 | LIGURIA-COTE D'AZUR | Eruption + Earthquake | — | 650 | 98 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 1.7 in | Coldest |
| February | 40°F (5°C) | 1.7 in | Driest |
| March | 47°F (8°C) | 2.1 in | |
| April | 52°F (11°C) | 3.3 in | |
| May | 60°F (16°C) | 4.1 in | Wettest |
| June | 67°F (19°C) | 3.2 in | |
| July | 78°F (25°C) | 1.9 in | Warmest |
| August | 71°F (22°C) | 2.7 in | |
| September | 65°F (18°C) | 2.8 in | |
| October | 55°F (13°C) | 3.5 in | |
| November | 45°F (7°C) | 2.3 in | |
| December | 39°F (4°C) | 1.7 in |
Riva has a seasonal temperature swing of 39°F / from 38°F in January to 78°F in July. Total annual precipitation is 31.1 inches, with May being the wettest month (4.1") and February the driest (1.7").