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Weather & Climate in Lamastre, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Lamastre experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 38°F in January while summers reach 70°F in July. The area gets 278 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 34.5 inches. The area receives 8.3 inches of snow annually. The city sits at an elevation of 1,227 feet.
Temperature
38°F Jan (3°C)
70°F Jul (21°C)
| Annual Average | 54.5°F |
| 1% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 278 days/yr |
Geography
| Elevation | 1,227 ft (374 m) |
| Area | 4.1 sq mi (10.5 km²) |
| Population Density | 656/sq mi |
| Coordinates | 44.9867°N, 4.5798°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
309 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.3.
| Aug 3, 2011 | 4 km ESE of Barjac, France | M4.3 | 78 km | 4 km |
| Jan 11, 1999 | 2 km W of Saint-Paul-de-Varces, France | M4.2 | 82 km | 10 km |
| Jan 11, 2006 | 1 km S of Saint-Rambert-en-Bugey, France | M4.1 | 125 km | 5 km |
| May 25, 2003 | 4 km ESE of Valloire, France | M4.0 | 150 km | 6 km |
| Sep 13, 1999 | 1 km NE of Biol, France | M4.0 | 86 km | 2 km |
| Dec 28, 1992 | 3 km NE of Villebois, France | M3.8 | 120 km | 12 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 148 km | 9 km |
| Jan 28, 2004 | 2 km ESE of Châbons, France | M3.8 | 85 km | 3 km |
| Feb 3, 1994 | 6 km WSW of Yenne, France | M3.8 | 116 km | 22 km |
| Sep 4, 1995 | 5 km SE of Gruffy, France | M3.8 | 147 km | 11 km |
| Feb 28, 2004 | 1 km E of Biol, France | M3.7 | 85 km | 10 km |
| Feb 21, 1993 | 9 km NNE of Beaurepaire, France | M3.5 | 62 km | 9 km |
| Sep 8, 1995 | 1 km NW of Crolles, France | M3.5 | 106 km | 5 km |
| Jul 25, 2002 | 7 km NW of Beaujeu, France | M3.5 | 136 km | 10 km |
| Jun 27, 1991 | 7 km WNW of Saint-Flour, France | M3.5 | 124 km | 10 km |
| Apr 7, 1998 | 5 km ESE of Pierrefort, France | M3.4 | 133 km | 2 km |
| Jul 25, 2002 | 6 km NW of Beaujeu, France | M3.4 | 134 km | 10 km |
| Nov 5, 2001 | 2 km NW of Ambert, France | M3.4 | 94 km | 4 km |
| Apr 5, 2000 | 1 km W of Saint-Romain-en-Gal, France | M3.4 | 64 km | 2 km |
| Aug 28, 1995 | 11 km SSE of Cusy, France | M3.4 | 140 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 (153 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chaine des Puys | Lava dome(s) | 1,464 m (4,803 ft) | -4040 | 153 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 2.8 in | |
| February | 38°F (4°C) | 2.2 in | Driest |
| March | 43°F (6°C) | 2.6 in | |
| April | 47°F (8°C) | 3.4 in | |
| May | 55°F (13°C) | 3.9 in | |
| June | 61°F (16°C) | 3.0 in | |
| July | 70°F (21°C) | 2.2 in | Warmest |
| August | 66°F (19°C) | 2.8 in | |
| September | 60°F (15°C) | 4.1 in | |
| October | 52°F (11°C) | 4.7 in | Wettest |
| November | 42°F (6°C) | 3.3 in | |
| December | 38°F (3°C) | 2.8 in | Coldest |
Lamastre has a seasonal temperature swing of 32°F / from 38°F in December to 70°F in July. Total annual precipitation is 37.5 inches, with October being the wettest month (4.7") and February the driest (2.2").