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Weather & Climate in Valle Mosso, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Valle Mosso enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 39°F in January while summers reach 73°F in July. The area gets 293 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 42.3 inches. The area receives 9.9 inches of snow annually. The city sits at an elevation of 1,424 feet.
Temperature
39°F Jan (4°C)
73°F Jul (23°C)
| Annual Average | 55.6°F |
| 3% above US avg | |
| January Average | 39°F (4°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 1,424 ft (434 m) |
| Area | 15.5 sq mi (40.2 km²) |
| Population Density | 134/sq mi |
| Coordinates | 45.6307°N, 8.1476°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
1,431 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 | 110 km | 4 km |
| Oct 29, 1995 | 0 km WNW of Adro, Italy | M4.9 | 141 km | 10 km |
| Aug 21, 2000 | 1 km WNW of Oviglio, Italy | M4.9 | 89 km | 10 km |
| Apr 18, 2005 | 2 km WSW of Marsaglia, Italy | M4.9 | 139 km | 0 km |
| Jul 18, 2001 | 3 km S of Masio, Italy | M4.7 | 91 km | 0 km |
| Jan 20, 1994 | 1 km NE of Melle, Italy | M4.6 | 134 km | 10 km |
| Feb 11, 1991 | 5 km ESE of Briançon, France | M4.6 | 141 km | 14 km |
| Dec 14, 1994 | 7 km SSE of Amancy, France | M4.5 | 145 km | 10 km |
| Apr 16, 2020 | 2 km SE of Marsaglia, Italy | M4.5 | 143 km | 10 km |
| Oct 3, 2012 | 2 km N of Melle, Italy | M4.5 | 133 km | 10 km |
| Mar 12, 2022 | 3 km S of Faverges, France | M4.5 | 145 km | 3 km |
| Apr 19, 2009 | 1 km ENE of Bandito, Italy | M4.5 | 103 km | 40 km |
| Nov 21, 1995 | 1 km SW of Collegno, Italy | M4.4 | 78 km | 22 km |
| Jun 14, 1993 | 3 km S of Vogogna, Italy | M4.4 | 41 km | 10 km |
| Jul 25, 2011 | 5 km NW of Cantalupa, Italy | M4.4 | 99 km | 25 km |
| Jan 20, 1994 | 1 km SW of Melle, Italy | M4.3 | 136 km | 10 km |
| Apr 29, 2003 | 2 km SSW of Varen, Switzerland | M4.3 | 86 km | 8 km |
| Jun 30, 2010 | 3 km NW of Saint-Martin-de-Belleville, France | M4.3 | 133 km | 2 km |
| Feb 11, 1990 | northern Italy | M4.3 | 81 km | 10 km |
| Mar 31, 1996 | 7 km NNW of Bionaz, Italy | M4.3 | 67 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: 4.0 m (13 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1601 | LAKE LUCERNE | Eruption + Earthquake | 4.0 m | 8 | 133 km |
| 1996 | LAKE BRIENZ | Meteorological | 0.5 m | — | 123 km |
| 563 | LAKE GENEVA | Meteorological | — | — | 131 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 1.9 in | |
| February | 37°F (3°C) | 2.0 in | |
| March | 43°F (6°C) | 2.7 in | |
| April | 49°F (9°C) | 3.5 in | |
| May | 57°F (14°C) | 4.7 in | Wettest |
| June | 63°F (17°C) | 3.6 in | |
| July | 73°F (23°C) | 2.4 in | Warmest |
| August | 68°F (20°C) | 3.4 in | |
| September | 61°F (16°C) | 3.0 in | |
| October | 51°F (11°C) | 3.5 in | |
| November | 41°F (5°C) | 2.5 in | |
| December | 36°F (2°C) | 1.7 in | Coldest, Driest |
Valle Mosso has a seasonal temperature swing of 37°F / from 36°F in December to 73°F in July. Total annual precipitation is 34.7 inches, with May being the wettest month (4.7") and December the driest (1.7").