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Weather & Climate in Brosso, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Brosso 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 2,615 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 | 2,615 ft (797 m) |
| Area | 14.9 sq mi (38.6 km²) |
| Population Density | 28/sq mi |
| Coordinates | 45.4918°N, 7.8023°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
2,046 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 | 116 km | 4 km |
| Aug 21, 2000 | 1 km WNW of Oviglio, Italy | M4.9 | 87 km | 10 km |
| Apr 18, 2005 | 2 km WSW of Marsaglia, Italy | M4.9 | 150 km | 0 km |
| Apr 7, 2014 | 7 km SE of Guillestre, France | M4.8 | 131 km | 8 km |
| Jul 18, 2001 | 3 km S of Masio, Italy | M4.7 | 87 km | 0 km |
| Jan 20, 1994 | 1 km NE of Melle, Italy | M4.6 | 109 km | 10 km |
| Feb 11, 1991 | 5 km ESE of Briançon, France | M4.6 | 110 km | 14 km |
| Oct 3, 2012 | 2 km N of Melle, Italy | M4.5 | 108 km | 10 km |
| Mar 2, 2012 | 8 km NNW of Jausiers, France | M4.5 | 141 km | 10 km |
| Jul 17, 1993 | 0 km NNW of Calice Ligure, Italy | M4.5 | 148 km | 5 km |
| Dec 14, 1994 | 7 km SSE of Amancy, France | M4.5 | 126 km | 10 km |
| Apr 19, 2009 | 1 km ENE of Bandito, Italy | M4.5 | 85 km | 40 km |
| Mar 12, 2022 | 3 km S of Faverges, France | M4.5 | 121 km | 3 km |
| Jul 17, 1993 | 0 km NNE of Calice Ligure, Italy | M4.4 | 148 km | 5 km |
| Jul 25, 2011 | 5 km NW of Cantalupa, Italy | M4.4 | 70 km | 25 km |
| Jun 14, 1993 | 3 km S of Vogogna, Italy | M4.4 | 67 km | 10 km |
| Nov 21, 1995 | 1 km SW of Collegno, Italy | M4.4 | 51 km | 22 km |
| Jan 20, 1994 | 1 km SW of Melle, Italy | M4.3 | 111 km | 10 km |
| Feb 11, 1990 | northern Italy | M4.3 | 56 km | 10 km |
| Apr 29, 2003 | 2 km SSW of Varen, Switzerland | M4.3 | 91 km | 8 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 0.5 m (2 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1996 | LAKE BRIENZ | Meteorological | 0.5 m | — | 138 km |
| 563 | LAKE GENEVA | Meteorological | — | — | 123 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 1.7 in | |
| February | 37°F (3°C) | 1.8 in | |
| March | 44°F (7°C) | 2.3 in | |
| April | 49°F (9°C) | 3.4 in | |
| May | 57°F (14°C) | 4.5 in | Wettest |
| June | 64°F (18°C) | 3.5 in | |
| July | 73°F (23°C) | 2.3 in | Warmest |
| August | 68°F (20°C) | 3.2 in | |
| September | 61°F (16°C) | 2.8 in | |
| October | 52°F (11°C) | 3.2 in | |
| November | 42°F (5°C) | 2.2 in | |
| December | 36°F (2°C) | 1.6 in | Coldest, Driest |
Brosso has a seasonal temperature swing of 37°F / from 36°F in December to 73°F in July. Total annual precipitation is 32.3 inches, with May being the wettest month (4.5") and December the driest (1.6").