Weather & Climate in Lac-Simon, QC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Lac-Simon has a cool climate with an average annual temperature of 38°F (4°C). Winters average 7°F in January while summers reach 65°F in July. Annual precipitation totals 43.1 inches. The area receives 15.0 inches of snow annually. The city sits at an elevation of 896 feet.
Temperature
7°F Jan (-14°C)
65°F Jul (18°C)
| Annual Average | 38.4°F |
| 29% below US avg | |
| January Average | 7°F (-14°C) |
| July Average | 65°F (18°C) |
Geography
| Elevation | 896 ft (273 m) |
| Area | 36.9 sq mi (95.6 km²) |
| Population Density | 29/sq mi |
| Coordinates | 46.1570°N, 74.7413°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
177 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| Jun 23, 2010 | 29 km NNE of Val-des-Monts, Canada | M5.4 | 64 km | 19 km |
| May 17, 2013 | 20 km NNE of Shawville, Canada | M5.1 | 132 km | 13 km |
| Oct 19, 1990 | 11 km SW of Mont-Laurier, Canada | M4.6 | 74 km | 13 km |
| Mar 14, 1996 | 7 km WNW of Saint-Adolphe-d'Howard, Canada | M4.5 | 30 km | 18 km |
| May 17, 1991 | 7 km WNW of Rigaud, Canada | M4.4 | 78 km | 18 km |
| Dec 25, 1993 | 9 km WSW of Mont-Laurier, Canada | M4.3 | 77 km | 18 km |
| May 24, 1997 | 6 km W of Saint-Adolphe-d'Howard, Canada | M4.2 | 32 km | 10 km |
| Oct 31, 1999 | 7 km SW of Morin-Heights, Canada | M4.2 | 47 km | 18 km |
| Apr 18, 1998 | 4 km N of Plantagenet, Canada | M4.1 | 68 km | 18 km |
| Aug 6, 2000 | 7 km SSW of La Minerve, Canada | M4.0 | 18 km | 18 km |
| Nov 17, 1992 | 16 km ENE of Saint-André-Avellin, Canada | M4.0 | 45 km | 18 km |
| Feb 25, 2006 | 4 km NE of Thurso, Canada | M4.0 | 69 km | 11 km |
| Oct 10, 2012 | 7 km ESE of Verchères, Canada | M3.9 | 122 km | 9 km |
| Oct 7, 1990 | 21 km WNW of La Minerve, Canada | M3.9 | 39 km | 18 km |
| Jul 30, 1993 | 1 km NE of Salaberry-de-Valleyfield, Canada | M3.9 | 111 km | 8 km |
| Mar 16, 2011 | 6 km ENE of Hawkesbury, Canada | M3.9 | 62 km | 10 km |
| Sep 18, 2011 | 1 km E of Thurso, Canada | M3.8 | 73 km | 5 km |
| Sep 23, 1993 | 11 km SE of La Conception, Canada | M3.8 | 15 km | 18 km |
| Jul 30, 1998 | 0 km ENE of Lac-Simon, Canada | M3.8 | 1 km | 10 km |
| Oct 6, 2000 | 1 km WSW of Ormstown, Canada | M3.8 | 127 km | 18 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 15.0 m (49 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1908 | NOTRE DAME DE LA SALETTE | Meteorological | 15.0 m | 33 | 79 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 7°F (-14°C) | 2.9 in | Coldest |
| February | 11°F (-12°C) | 2.5 in | Driest |
| March | 22°F (-5°C) | 2.6 in | |
| April | 37°F (3°C) | 2.9 in | |
| May | 51°F (11°C) | 3.8 in | |
| June | 60°F (16°C) | 4.4 in | |
| July | 65°F (18°C) | 4.4 in | Warmest, Wettest |
| August | 63°F (17°C) | 4.4 in | |
| September | 55°F (13°C) | 4.1 in | |
| October | 43°F (6°C) | 4.1 in | |
| November | 31°F (-0°C) | 3.8 in | |
| December | 16°F (-9°C) | 3.2 in |
Lac-Simon has a seasonal temperature swing of 58°F / from 7°F in January to 65°F in July. Total annual precipitation is 43.1 inches, with July being the wettest month (4.4") and February the driest (2.5").