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Weather & Climate in Janneyrias, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Janneyrias 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 774 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 | 774 ft (236 m) |
| Area | 4.1 sq mi (10.5 km²) |
| Population Density | 309/sq mi |
| Coordinates | 45.7522°N, 5.1128°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
445 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Dec 14, 1994 | 7 km SSE of Amancy, France | M4.5 | 100 km | 10 km |
| Jul 15, 1996 | 3 km NE of Chilly, France | M4.5 | 73 km | 5 km |
| Mar 12, 2022 | 3 km S of Faverges, France | M4.5 | 91 km | 3 km |
| May 24, 1995 | 7 km NE of Le Chenit, Switzerland | M4.4 | 136 km | 6 km |
| Jul 23, 1996 | 4 km W of Choisy, France | M4.4 | 74 km | 10 km |
| Jun 30, 2010 | 3 km NW of Saint-Martin-de-Belleville, France | M4.3 | 113 km | 2 km |
| Jan 11, 1999 | 2 km W of Saint-Paul-de-Varces, France | M4.2 | 85 km | 10 km |
| Jan 11, 2006 | 1 km S of Saint-Rambert-en-Bugey, France | M4.1 | 32 km | 5 km |
| May 30, 2001 | 6 km N of Beaufort, France | M4.1 | 114 km | 2 km |
| Sep 13, 1999 | 1 km NE of Biol, France | M4.0 | 36 km | 2 km |
| Feb 14, 1990 | 4 km SE of Saint-Paul-en-Chablais, France | M4.0 | 137 km | 10 km |
| May 25, 2003 | 4 km ESE of Valloire, France | M4.0 | 126 km | 6 km |
| May 15, 1997 | 4 km WNW of Modane, France | M3.9 | 132 km | 5 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 77 km | 11 km |
| Feb 3, 1994 | 6 km WSW of Yenne, France | M3.8 | 45 km | 22 km |
| Oct 1, 2016 | 12 km ESE of Samoëns, France | M3.8 | 140 km | 2 km |
| Dec 28, 1992 | 3 km NE of Villebois, France | M3.8 | 30 km | 12 km |
| Jan 28, 2004 | 2 km ESE of Châbons, France | M3.8 | 44 km | 3 km |
| Apr 10, 2005 | 5 km ESE of Saint-Martin-de-Belleville, France | M3.8 | 121 km | 3 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 78 km | 9 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 | — | — | 148 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Chaine des Puys (166 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chaine des Puys | Lava dome(s) | 1,464 m (4,803 ft) | -4040 | 166 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 2.4 in | |
| February | 40°F (4°C) | 2.3 in | Driest |
| March | 46°F (8°C) | 2.4 in | |
| April | 51°F (10°C) | 3.1 in | |
| May | 59°F (15°C) | 3.6 in | |
| June | 65°F (18°C) | 3.2 in | |
| July | 72°F (22°C) | 2.5 in | Warmest |
| August | 69°F (21°C) | 2.7 in | |
| September | 62°F (17°C) | 3.7 in | |
| October | 54°F (12°C) | 4.0 in | Wettest |
| November | 44°F (7°C) | 3.2 in | |
| December | 39°F (4°C) | 2.4 in | Coldest |
Janneyrias has a seasonal temperature swing of 33°F / from 39°F in December to 72°F in July. Total annual precipitation is 35.5 inches, with October being the wettest month (4.0") and February the driest (2.3").