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Weather & Climate in Roisey, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Roisey experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 37°F in January while summers reach 69°F in July. The area gets 258 sunny days per year, above the national average. Annual precipitation totals 37.3 inches. The area receives 10.5 inches of snow annually. The city sits at an elevation of 1,631 feet.
Temperature
37°F Jan (3°C)
69°F Jul (20°C)
| Annual Average | 52.9°F |
| 2% below US avg | |
| January Average | 37°F (3°C) |
| July Average | 69°F (20°C) |
| Sunny Days | 258 days/yr |
Geography
| Elevation | 1,631 ft (497 m) |
| Area | 6.2 sq mi (16.0 km²) |
| Population Density | 116/sq mi |
| Coordinates | 45.3882°N, 4.6759°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
371 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 | 131 km | 3 km |
| Jul 15, 1996 | 3 km NE of Chilly, France | M4.5 | 123 km | 5 km |
| Dec 14, 1994 | 7 km SSE of Amancy, France | M4.5 | 148 km | 10 km |
| Jul 23, 1996 | 4 km W of Choisy, France | M4.4 | 124 km | 10 km |
| Aug 3, 2011 | 4 km ESE of Barjac, France | M4.3 | 123 km | 4 km |
| Jun 30, 2010 | 3 km NW of Saint-Martin-de-Belleville, France | M4.3 | 140 km | 2 km |
| Jan 11, 1999 | 2 km W of Saint-Paul-de-Varces, France | M4.2 | 81 km | 10 km |
| Jan 11, 2006 | 1 km S of Saint-Rambert-en-Bugey, France | M4.1 | 85 km | 5 km |
| Sep 13, 1999 | 1 km NE of Biol, France | M4.0 | 58 km | 2 km |
| May 25, 2003 | 4 km ESE of Valloire, France | M4.0 | 144 km | 6 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 119 km | 11 km |
| Feb 3, 1994 | 6 km WSW of Yenne, France | M3.8 | 85 km | 22 km |
| Apr 10, 2005 | 5 km ESE of Saint-Martin-de-Belleville, France | M3.8 | 148 km | 3 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 120 km | 9 km |
| Dec 28, 1992 | 3 km NE of Villebois, France | M3.8 | 81 km | 12 km |
| Jan 28, 2004 | 2 km ESE of Châbons, France | M3.8 | 61 km | 3 km |
| Feb 2, 2002 | 9 km SE of Valloire, France | M3.7 | 148 km | 1 km |
| Jul 20, 1996 | 1 km NNE of La Balme-de-Sillingy, France | M3.7 | 126 km | 10 km |
| Feb 28, 2004 | 1 km E of Biol, France | M3.7 | 58 km | 10 km |
| Aug 28, 1999 | 4 km NNE of Saint-Michel-de-Maurienne, France | M3.6 | 142 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: Chaine des Puys (140 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chaine des Puys | Lava dome(s) | 1,464 m (4,803 ft) | -4040 | 140 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 37°F (3°C) | 2.2 in | Coldest |
| February | 40°F (5°C) | 1.9 in | Driest |
| March | 46°F (8°C) | 2.3 in | |
| April | 50°F (10°C) | 2.9 in | |
| May | 58°F (14°C) | 3.5 in | |
| June | 64°F (18°C) | 3.1 in | |
| July | 69°F (20°C) | 2.3 in | |
| August | 69°F (20°C) | 2.7 in | Warmest |
| September | 62°F (17°C) | 3.7 in | |
| October | 54°F (12°C) | 3.8 in | Wettest |
| November | 44°F (7°C) | 2.9 in | |
| December | 39°F (4°C) | 2.2 in |
Roisey has a seasonal temperature swing of 32°F / from 37°F in January to 69°F in August. Total annual precipitation is 33.4 inches, with October being the wettest month (3.8") and February the driest (1.9").