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Weather & Climate in Aoste, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Aoste experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 38°F in January while summers reach 71°F in July. The area gets 269 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 45.4 inches. The area receives 7.8 inches of snow annually. The city sits at an elevation of 709 feet.
Temperature
38°F Jan (3°C)
71°F Jul (22°C)
| Annual Average | 54.1°F |
| 0% below US avg | |
| January Average | 38°F (3°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 269 days/yr |
Geography
| Elevation | 709 ft (216 m) |
| Area | 3.8 sq mi (9.8 km²) |
| Population Density | 517/sq mi |
| Coordinates | 45.5942°N, 5.6071°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
825 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Apr 7, 2014 | 7 km SE of Guillestre, France | M4.8 | 140 km | 8 km |
| Feb 11, 1991 | 5 km ESE of Briançon, France | M4.6 | 118 km | 14 km |
| Jul 15, 1996 | 3 km NE of Chilly, France | M4.5 | 55 km | 5 km |
| Dec 14, 1994 | 7 km SSE of Amancy, France | M4.5 | 74 km | 10 km |
| Mar 12, 2022 | 3 km S of Faverges, France | M4.5 | 55 km | 3 km |
| Jul 25, 2011 | 5 km NW of Cantalupa, Italy | M4.4 | 148 km | 25 km |
| Jul 23, 1996 | 4 km W of Choisy, France | M4.4 | 54 km | 10 km |
| May 24, 1995 | 7 km NE of Le Chenit, Switzerland | M4.4 | 129 km | 6 km |
| Mar 31, 1996 | 7 km NNW of Bionaz, Italy | M4.3 | 144 km | 5 km |
| Jun 30, 2010 | 3 km NW of Saint-Martin-de-Belleville, France | M4.3 | 71 km | 2 km |
| May 14, 2004 | 0 km SSE of Chiusa di San Michele, Italy | M4.2 | 145 km | 10 km |
| Jan 11, 1999 | 2 km W of Saint-Paul-de-Varces, France | M4.2 | 58 km | 10 km |
| Jul 30, 2016 | 0 km SSW of Fleccia-Chianavasso, Italy | M4.2 | 145 km | 11 km |
| Feb 26, 2012 | 13 km ESE of Embrun, France | M4.2 | 144 km | 2 km |
| Feb 27, 2012 | 8 km NNW of Jausiers, France | M4.1 | 149 km | 0 km |
| Feb 18, 1996 | 13 km ESE of Saint-Martin-de-Queyrières, France | M4.1 | 127 km | 5 km |
| May 16, 2023 | 16 km W of Pleyne, Italy | M4.1 | 149 km | 8 km |
| Jan 11, 2006 | 1 km S of Saint-Rambert-en-Bugey, France | M4.1 | 40 km | 5 km |
| Jul 14, 2014 | 8 km NNW of Jausiers, France | M4.1 | 150 km | 2 km |
| Jan 7, 2013 | 7 km SE of Saint-Martin-de-Queyrières, France | M4.1 | 122 km | 7 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 563 | LAKE GENEVA | Meteorological | - | - | 127 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 3.0 in | |
| February | 39°F (4°C) | 3.0 in | |
| March | 45°F (7°C) | 3.2 in | |
| April | 50°F (10°C) | 3.5 in | |
| May | 58°F (15°C) | 4.0 in | |
| June | 65°F (18°C) | 3.8 in | |
| July | 71°F (22°C) | 3.0 in | Warmest |
| August | 68°F (20°C) | 2.8 in | Driest |
| September | 61°F (16°C) | 4.5 in | |
| October | 53°F (12°C) | 4.5 in | Wettest |
| November | 43°F (6°C) | 3.9 in | |
| December | 37°F (3°C) | 3.2 in | Coldest |
Aoste has a seasonal temperature swing of 33°F / from 37°F in December to 71°F in July. Total annual precipitation is 42.6 inches, with October being the wettest month (4.5") and August the driest (2.8").