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Weather & Climate in Saint-Jean-Bonnefonds, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint-Jean-Bonnefonds 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 1,995 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 | 1,995 ft (608 m) |
| Area | 4.5 sq mi (11.6 km²) |
| Population Density | 1,359/sq mi |
| Coordinates | 45.4561°N, 4.4422°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
357 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 | 134 km | 5 km |
| Mar 12, 2022 | 3 km S of Faverges, France | M4.5 | 146 km | 3 km |
| Jul 23, 1996 | 4 km W of Choisy, France | M4.4 | 136 km | 10 km |
| Aug 3, 2011 | 4 km ESE of Barjac, France | M4.3 | 129 km | 4 km |
| Jan 11, 1999 | 2 km W of Saint-Paul-de-Varces, France | M4.2 | 101 km | 10 km |
| Jan 11, 2006 | 1 km S of Saint-Rambert-en-Bugey, France | M4.1 | 94 km | 5 km |
| Sep 13, 1999 | 1 km NE of Biol, France | M4.0 | 75 km | 2 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 135 km | 9 km |
| Feb 3, 1994 | 6 km WSW of Yenne, France | M3.8 | 100 km | 22 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 134 km | 11 km |
| Dec 28, 1992 | 3 km NE of Villebois, France | M3.8 | 92 km | 12 km |
| Jan 28, 2004 | 2 km ESE of Châbons, France | M3.8 | 79 km | 3 km |
| Aug 19, 2003 | 5 km NNW of Saint-Georges-de-Mons, France | M3.8 | 140 km | 5 km |
| Feb 28, 2004 | 1 km E of Biol, France | M3.7 | 75 km | 10 km |
| Jul 20, 1996 | 1 km NNE of La Balme-de-Sillingy, France | M3.7 | 138 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 | 135 km | 3 km |
| Jul 25, 2002 | 7 km NW of Beaujeu, France | M3.5 | 84 km | 10 km |
| Feb 21, 1993 | 9 km NNE of Beaurepaire, France | M3.5 | 51 km | 9 km |
| Sep 8, 1995 | 1 km NW of Crolles, France | M3.5 | 113 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: Chaine des Puys (120 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chaine des Puys | Lava dome(s) | 1,464 m (4,803 ft) | -4040 | 120 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-Jean-Bonnefonds 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").