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Weather & Climate in Ars-sur-Formans, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ars-sur-Formans enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 40°F in January while summers reach 72°F in July. The area gets 257 sunny days per year, above the national average. Annual precipitation totals 42.6 inches. The area receives 2.7 inches of snow annually. The city sits at an elevation of 850 feet.
Temperature
40°F Jan (4°C)
72°F Jul (22°C)
| Annual Average | 55.5°F |
| 3% above US avg | |
| January Average | 40°F (4°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 257 days/yr |
Geography
| Elevation | 850 ft (259 m) |
| Area | 3.1 sq mi (8.0 km²) |
| Population Density | 393/sq mi |
| Coordinates | 45.9949°N, 4.8199°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
334 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Mar 12, 2022 | 3 km S of Faverges, France | M4.5 | 118 km | 3 km |
| Dec 14, 1994 | 7 km SSE of Amancy, France | M4.5 | 118 km | 10 km |
| Jul 15, 1996 | 3 km NE of Chilly, France | M4.5 | 89 km | 5 km |
| Jul 23, 1996 | 4 km W of Choisy, France | M4.4 | 92 km | 10 km |
| May 24, 1995 | 7 km NE of Le Chenit, Switzerland | M4.4 | 136 km | 6 km |
| Jun 30, 2010 | 3 km NW of Saint-Martin-de-Belleville, France | M4.3 | 144 km | 2 km |
| Jan 11, 1999 | 2 km W of Saint-Paul-de-Varces, France | M4.2 | 119 km | 10 km |
| Jan 11, 2006 | 1 km S of Saint-Rambert-en-Bugey, France | M4.1 | 49 km | 5 km |
| May 30, 2001 | 6 km N of Beaufort, France | M4.1 | 139 km | 2 km |
| Sep 13, 1999 | 1 km NE of Biol, France | M4.0 | 71 km | 2 km |
| Feb 14, 1990 | 4 km SE of Saint-Paul-en-Chablais, France | M4.0 | 148 km | 10 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 104 km | 11 km |
| Dec 28, 1992 | 3 km NE of Villebois, France | M3.8 | 51 km | 12 km |
| Feb 3, 1994 | 6 km WSW of Yenne, France | M3.8 | 75 km | 22 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 104 km | 9 km |
| Jan 28, 2004 | 2 km ESE of Châbons, France | M3.8 | 79 km | 3 km |
| Feb 28, 2004 | 1 km E of Biol, France | M3.7 | 72 km | 10 km |
| Jul 20, 1996 | 1 km NNE of La Balme-de-Sillingy, France | M3.7 | 95 km | 10 km |
| Aug 6, 1995 | 7 km SSW of Vallorbe, Switzerland | M3.7 | 137 km | 10 km |
| Feb 1, 2008 | 8 km ENE of Saint-Gervais-d'Auvergne, France | M3.6 | 146 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: Chaine des Puys (145 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chaine des Puys | Lava dome(s) | 1,464 m (4,803 ft) | -4040 | 145 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 2.2 in | |
| February | 40°F (4°C) | 2.1 in | Driest |
| March | 46°F (8°C) | 2.1 in | |
| April | 50°F (10°C) | 2.7 in | |
| May | 58°F (15°C) | 3.3 in | |
| June | 64°F (18°C) | 3.2 in | |
| July | 72°F (22°C) | 2.4 in | Warmest |
| August | 68°F (20°C) | 2.7 in | |
| September | 62°F (16°C) | 3.4 in | Wettest |
| October | 53°F (12°C) | 3.4 in | |
| November | 44°F (7°C) | 2.8 in | |
| December | 39°F (4°C) | 2.3 in | Coldest |
Ars-sur-Formans has a seasonal temperature swing of 33°F / from 39°F in December to 72°F in July. Total annual precipitation is 32.4 inches, with September being the wettest month (3.4") and February the driest (2.1").