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Weather & Climate in Porcieu, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Porcieu experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 33°F in January while summers reach 65°F in July. The area gets 275 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 65.8 inches (wetter than the 38-inch national average). The area receives 40.0 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 860 feet.
Temperature
33°F Jan (0°C)
65°F Jul (18°C)
| Annual Average | 50.3°F |
| 7% below US avg | |
| January Average | 33°F (0°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 860 ft (262 m) |
| Area | 10.5 sq mi (27.2 km²) |
| Population Density | 135/sq mi |
| Coordinates | 45.8342°N, 5.4017°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
583 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Feb 11, 1991 | 5 km ESE of Briançon, France | M4.6 | 148 km | 14 km |
| Dec 14, 1994 | 7 km SSE of Amancy, France | M4.5 | 76 km | 10 km |
| Jul 15, 1996 | 3 km NE of Chilly, France | M4.5 | 49 km | 5 km |
| Mar 12, 2022 | 3 km S of Faverges, France | M4.5 | 70 km | 3 km |
| Jul 23, 1996 | 4 km W of Choisy, France | M4.4 | 50 km | 10 km |
| May 24, 1995 | 7 km NE of Le Chenit, Switzerland | M4.4 | 115 km | 6 km |
| Jun 30, 2010 | 3 km NW of Saint-Martin-de-Belleville, France | M4.3 | 96 km | 2 km |
| Jan 11, 1999 | 2 km W of Saint-Paul-de-Varces, France | M4.2 | 86 km | 10 km |
| Jul 1, 2017 | 7 km E of Châtel-Saint-Denis, Switzerland | M4.1 | 145 km | 2 km |
| Jan 11, 2006 | 1 km S of Saint-Rambert-en-Bugey, France | M4.1 | 11 km | 5 km |
| May 30, 2001 | 6 km N of Beaufort, France | M4.1 | 92 km | 2 km |
| Feb 17, 2008 | 8 km N of Saint-Rhémy, Italy | M4.0 | 137 km | 8 km |
| Sep 13, 1999 | 1 km NE of Biol, France | M4.0 | 37 km | 2 km |
| Feb 14, 1990 | 4 km SE of Saint-Paul-en-Chablais, France | M4.0 | 113 km | 10 km |
| May 25, 2003 | 4 km ESE of Valloire, France | M4.0 | 114 km | 6 km |
| Feb 23, 2001 | 2 km E of Martigny-Ville, Switzerland | M3.9 | 135 km | 10 km |
| Feb 25, 2001 | 2 km W of Martigny-Ville, Switzerland | M3.9 | 131 km | 3 km |
| Feb 24, 2003 | 9 km NNE of Levier, France | M3.9 | 145 km | 2 km |
| May 15, 1997 | 4 km WNW of Modane, France | M3.9 | 117 km | 5 km |
| Jan 28, 2004 | 2 km ESE of Châbons, France | M3.8 | 45 km | 3 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.
Nearby Volcanoes
1 volcano within 200 km. Closest: Chaine des Puys (189 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chaine des Puys | Lava dome(s) | 1,464 m (4,803 ft) | -4040 | 189 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (0°C) | 3.3 in | Coldest |
| February | 37°F (3°C) | 3.2 in | |
| March | 43°F (6°C) | 3.1 in | |
| April | 48°F (9°C) | 3.5 in | |
| May | 56°F (13°C) | 4.1 in | |
| June | 62°F (17°C) | 3.9 in | |
| July | 65°F (18°C) | 3.0 in | Driest |
| August | 66°F (19°C) | 3.0 in | Warmest |
| September | 59°F (15°C) | 4.4 in | |
| October | 51°F (11°C) | 4.5 in | Wettest |
| November | 42°F (5°C) | 4.1 in | |
| December | 36°F (2°C) | 3.5 in |
Porcieu has a seasonal temperature swing of 33°F / from 33°F in January to 66°F in August. Total annual precipitation is 43.7 inches, with October being the wettest month (4.5") and July the driest (3.0").