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Weather & Climate in Saint-Romain-les-Atheux, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint-Romain-les-Atheux 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 2,877 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 | 2,877 ft (877 m) |
| Area | 2.7 sq mi (6.9 km²) |
| Population Density | 307/sq mi |
| Coordinates | 45.3663°N, 4.3781°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
355 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Jul 15, 1996 | 3 km NE of Chilly, France | M4.5 | 144 km | 5 km |
| Jul 23, 1996 | 4 km W of Choisy, France | M4.4 | 145 km | 10 km |
| Aug 3, 2011 | 4 km ESE of Barjac, France | M4.3 | 119 km | 4 km |
| Jan 11, 1999 | 2 km W of Saint-Paul-de-Varces, France | M4.2 | 102 km | 10 km |
| Jan 11, 2006 | 1 km S of Saint-Rambert-en-Bugey, France | M4.1 | 104 km | 5 km |
| Sep 13, 1999 | 1 km NE of Biol, France | M4.0 | 81 km | 2 km |
| Aug 19, 2003 | 5 km NNW of Saint-Georges-de-Mons, France | M3.8 | 140 km | 5 km |
| Dec 28, 1992 | 3 km NE of Villebois, France | M3.8 | 101 km | 12 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 141 km | 11 km |
| Jan 28, 2004 | 2 km ESE of Châbons, France | M3.8 | 84 km | 3 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 142 km | 9 km |
| Feb 3, 1994 | 6 km WSW of Yenne, France | M3.8 | 108 km | 22 km |
| Jul 20, 1996 | 1 km NNE of La Balme-de-Sillingy, France | M3.7 | 147 km | 10 km |
| Feb 28, 2004 | 1 km E of Biol, France | M3.7 | 81 km | 10 km |
| Aug 23, 2003 | 1 km NNW of Saint-Georges-de-Mons, France | M3.7 | 137 km | 10 km |
| Feb 1, 2008 | 8 km ENE of Saint-Gervais-d'Auvergne, France | M3.6 | 136 km | 3 km |
| Sep 8, 1995 | 1 km NW of Crolles, France | M3.5 | 117 km | 5 km |
| Jul 25, 2002 | 7 km NW of Beaujeu, France | M3.5 | 95 km | 10 km |
| Aug 19, 2003 | 3 km NNW of Saint-Georges-de-Mons, France | M3.5 | 139 km | 2 km |
| Feb 21, 1993 | 9 km NNE of Beaurepaire, France | M3.5 | 56 km | 9 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: Chaine des Puys (119 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chaine des Puys | Lava dome(s) | 1,464 m (4,803 ft) | -4040 | 119 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 37°F (3°C) | 2.4 in | Coldest |
| February | 37°F (3°C) | 2.1 in | Driest |
| March | 42°F (5°C) | 2.4 in | |
| April | 46°F (8°C) | 3.0 in | |
| May | 54°F (12°C) | 3.8 in | Wettest |
| June | 60°F (15°C) | 3.4 in | |
| July | 69°F (20°C) | 2.6 in | Warmest |
| August | 65°F (18°C) | 3.1 in | |
| September | 58°F (15°C) | 3.7 in | |
| October | 50°F (10°C) | 3.7 in | |
| November | 41°F (5°C) | 3.1 in | |
| December | 37°F (3°C) | 2.5 in |
Saint-Romain-les-Atheux has a seasonal temperature swing of 32°F / from 37°F in January to 69°F in July. Total annual precipitation is 35.9 inches, with May being the wettest month (3.8") and February the driest (2.1").