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Weather & Climate in Rontalon, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rontalon 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 1,624 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 | 1,624 ft (495 m) |
| Area | 4.9 sq mi (12.7 km²) |
| Population Density | 193/sq mi |
| Coordinates | 45.6603°N, 4.6320°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
367 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 | 129 km | 3 km |
| Dec 14, 1994 | 7 km SSE of Amancy, France | M4.5 | 139 km | 10 km |
| Jul 15, 1996 | 3 km NE of Chilly, France | M4.5 | 111 km | 5 km |
| Jul 23, 1996 | 4 km W of Choisy, France | M4.4 | 113 km | 10 km |
| Jun 30, 2010 | 3 km NW of Saint-Martin-de-Belleville, France | M4.3 | 146 km | 2 km |
| Jan 11, 1999 | 2 km W of Saint-Paul-de-Varces, France | M4.2 | 100 km | 10 km |
| Jan 11, 2006 | 1 km S of Saint-Rambert-en-Bugey, France | M4.1 | 69 km | 5 km |
| Sep 13, 1999 | 1 km NE of Biol, France | M4.0 | 62 km | 2 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 115 km | 11 km |
| Aug 19, 2003 | 5 km NNW of Saint-Georges-de-Mons, France | M3.8 | 146 km | 5 km |
| Jan 28, 2004 | 2 km ESE of Châbons, France | M3.8 | 69 km | 3 km |
| Feb 3, 1994 | 6 km WSW of Yenne, France | M3.8 | 81 km | 22 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 116 km | 9 km |
| Dec 28, 1992 | 3 km NE of Villebois, France | M3.8 | 69 km | 12 km |
| Jul 20, 1996 | 1 km NNE of La Balme-de-Sillingy, France | M3.7 | 116 km | 10 km |
| Aug 23, 2003 | 1 km NNW of Saint-Georges-de-Mons, France | M3.7 | 143 km | 10 km |
| Feb 28, 2004 | 1 km E of Biol, France | M3.7 | 63 km | 10 km |
| Aug 6, 1997 | 5 km NNE of Bletterans, France | M3.6 | 142 km | 10 km |
| Feb 1, 2008 | 8 km ENE of Saint-Gervais-d'Auvergne, France | M3.6 | 139 km | 3 km |
| Aug 19, 2003 | 3 km NNW of Saint-Georges-de-Mons, France | M3.5 | 145 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 (130 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chaine des Puys | Lava dome(s) | 1,464 m (4,803 ft) | -4040 | 130 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 37°F (3°C) | 2.3 in | Coldest |
| February | 38°F (3°C) | 2.1 in | Driest |
| March | 43°F (6°C) | 2.3 in | |
| April | 47°F (8°C) | 2.9 in | |
| May | 56°F (13°C) | 3.6 in | |
| June | 61°F (16°C) | 3.4 in | |
| July | 69°F (20°C) | 2.6 in | Warmest |
| August | 66°F (19°C) | 3.0 in | |
| September | 60°F (15°C) | 3.7 in | Wettest |
| October | 52°F (11°C) | 3.6 in | |
| November | 42°F (6°C) | 3.0 in | |
| December | 38°F (3°C) | 2.4 in |
Rontalon has a seasonal temperature swing of 32°F / from 37°F in January to 69°F in July. Total annual precipitation is 34.9 inches, with September being the wettest month (3.7") and February the driest (2.1").