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Weather & Climate in Longchaumois, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Longchaumois experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 29°F in January while summers reach 60°F in July. The area gets 254 sunny days per year, above the national average. Annual precipitation totals 82.5 inches (wetter than the 38-inch national average). The area receives 110.4 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 2,933 feet.
Temperature
29°F Jan (-2°C)
60°F Jul (15°C)
| Annual Average | 45.5°F |
| 16% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 60°F (15°C) |
| Sunny Days | 254 days/yr |
Geography
| Elevation | 2,933 ft (894 m) |
| Area | 48.7 sq mi (126.2 km²) |
| Population Density | 23/sq mi |
| Coordinates | 46.4623°N, 5.9305°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
678 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.
| Feb 14, 1999 | 3 km NNE of Belfaux, Switzerland | M4.7 | 101 km | 10 km |
| Dec 14, 1994 | 7 km SSE of Amancy, France | M4.5 | 60 km | 10 km |
| Mar 12, 2022 | 3 km S of Faverges, France | M4.5 | 87 km | 3 km |
| Jul 15, 1996 | 3 km NE of Chilly, France | M4.5 | 50 km | 5 km |
| Mar 22, 2023 | 1 km NW of Pont-de-Roide, France | M4.4 | 121 km | 12 km |
| May 24, 1995 | 7 km NE of Le Chenit, Switzerland | M4.4 | 36 km | 6 km |
| Jul 23, 1996 | 4 km W of Choisy, France | M4.4 | 52 km | 10 km |
| Feb 23, 2004 | 5 km SSE of Roulans, France | M4.4 | 94 km | 17 km |
| Jun 30, 2010 | 3 km NW of Saint-Martin-de-Belleville, France | M4.3 | 124 km | 2 km |
| Mar 31, 1996 | 7 km NNW of Bionaz, Italy | M4.3 | 127 km | 5 km |
| Apr 29, 2003 | 2 km SSW of Varen, Switzerland | M4.3 | 129 km | 8 km |
| May 20, 1999 | 4 km SSE of Plaffeien, Switzerland | M4.2 | 108 km | 2 km |
| Aug 22, 2003 | 6 km NNW of Savièse, Switzerland | M4.2 | 107 km | 4 km |
| Jul 1, 2017 | 7 km E of Châtel-Saint-Denis, Switzerland | M4.1 | 83 km | 2 km |
| May 30, 2001 | 6 km N of Beaufort, France | M4.1 | 91 km | 2 km |
| Jan 11, 2006 | 1 km S of Saint-Rambert-en-Bugey, France | M4.1 | 70 km | 5 km |
| Oct 7, 1995 | 1 km SSE of Grolley, Switzerland | M4.1 | 97 km | 10 km |
| Sep 17, 1995 | 0 km ESE of Corminboeuf, Switzerland | M4.1 | 98 km | 10 km |
| Jul 21, 2025 | 4 km E of Frutigen, Switzerland | M4.1 | 137 km | 10 km |
| Aug 22, 2003 | 6 km NNW of Savièse, Switzerland | M4.0 | 107 km | 4 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 | — | — | 69 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 4.5 in | Coldest |
| February | 32°F (-0°C) | 4.4 in | |
| March | 37°F (3°C) | 3.8 in | |
| April | 42°F (6°C) | 3.9 in | |
| May | 51°F (10°C) | 4.5 in | |
| June | 56°F (13°C) | 4.7 in | |
| July | 60°F (15°C) | 3.9 in | |
| August | 61°F (16°C) | 3.7 in | Warmest, Driest |
| September | 54°F (12°C) | 4.6 in | |
| October | 47°F (8°C) | 4.6 in | |
| November | 37°F (3°C) | 5.0 in | Wettest |
| December | 32°F (0°C) | 5.0 in |
Longchaumois has a seasonal temperature swing of 32°F / from 29°F in January to 61°F in August. Total annual precipitation is 52.5 inches, with November being the wettest month (5.0") and August the driest (3.7").