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Weather & Climate in Attignat-Oncin, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Attignat-Oncin enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 38°F in January while summers reach 73°F in July. The area gets 283 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 76.7 inches (wetter than the 38-inch national average). The area receives 42.3 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 1,959 feet.
Temperature
38°F Jan (3°C)
73°F Jul (23°C)
| Annual Average | 55.7°F |
| 3% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 283 days/yr |
Geography
| Elevation | 1,959 ft (597 m) |
| Area | 13.6 sq mi (35.2 km²) |
| Population Density | 38/sq mi |
| Coordinates | 45.5085°N, 5.7768°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
1,181 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 | 124 km | 8 km |
| Oct 31, 1997 | 12 km SE of Seyne-les-Alpes, France | M4.8 | 148 km | 10 km |
| Feb 11, 1991 | 5 km ESE of Briançon, France | M4.6 | 102 km | 14 km |
| Mar 12, 2022 | 3 km S of Faverges, France | M4.5 | 46 km | 3 km |
| Dec 14, 1994 | 7 km SSE of Amancy, France | M4.5 | 72 km | 10 km |
| Mar 2, 2012 | 8 km NNW of Jausiers, France | M4.5 | 135 km | 10 km |
| Jul 15, 1996 | 3 km NE of Chilly, France | M4.5 | 58 km | 5 km |
| Jul 23, 1996 | 4 km W of Choisy, France | M4.4 | 57 km | 10 km |
| Nov 21, 1995 | 1 km SW of Collegno, Italy | M4.4 | 147 km | 22 km |
| Jul 25, 2011 | 5 km NW of Cantalupa, Italy | M4.4 | 132 km | 25 km |
| May 24, 1995 | 7 km NE of Le Chenit, Switzerland | M4.4 | 133 km | 6 km |
| Jun 30, 2010 | 3 km NW of Saint-Martin-de-Belleville, France | M4.3 | 56 km | 2 km |
| Mar 31, 1996 | 7 km NNW of Bionaz, Italy | M4.3 | 134 km | 5 km |
| Jan 11, 1999 | 2 km W of Saint-Paul-de-Varces, France | M4.2 | 50 km | 10 km |
| May 14, 2004 | 0 km SSE of Chiusa di San Michele, Italy | M4.2 | 130 km | 10 km |
| Feb 26, 2012 | 13 km ESE of Embrun, France | M4.2 | 128 km | 2 km |
| Aug 22, 2003 | 6 km NNW of Savièse, Switzerland | M4.2 | 147 km | 4 km |
| Jul 30, 2016 | 0 km SSW of Fleccia-Chianavasso, Italy | M4.2 | 129 km | 11 km |
| Feb 27, 2012 | 8 km NNW of Jausiers, France | M4.1 | 134 km | 0 km |
| Jul 14, 2014 | 8 km NNW of Jausiers, France | M4.1 | 134 km | 2 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 | — | — | 124 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 3.4 in | |
| February | 37°F (3°C) | 3.4 in | |
| March | 43°F (6°C) | 3.4 in | |
| April | 48°F (9°C) | 3.4 in | |
| May | 56°F (13°C) | 3.9 in | |
| June | 62°F (17°C) | 3.9 in | |
| July | 73°F (23°C) | 3.0 in | Warmest, Driest |
| August | 66°F (19°C) | 3.0 in | |
| September | 59°F (15°C) | 4.4 in | |
| October | 51°F (11°C) | 4.5 in | Wettest |
| November | 41°F (5°C) | 4.3 in | |
| December | 36°F (2°C) | 3.7 in | Coldest |
Attignat-Oncin has a seasonal temperature swing of 37°F / from 36°F in December to 73°F in July. Total annual precipitation is 44.4 inches, with October being the wettest month (4.5") and July the driest (3.0").