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Weather & Climate in Louiseville, QC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Louiseville has a cool climate with an average annual temperature of 45°F (7°C). Winters average 20°F in January while summers reach 71°F in July. The area gets 236 sunny days per year, above the national average. Annual precipitation totals 52.7 inches (wetter than the 38-inch national average). The area receives 75.4 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 75 feet.
Temperature
20°F Jan (-7°C)
71°F Jul (22°C)
| Annual Average | 45.1°F |
| 16% below US avg | |
| January Average | 20°F (-7°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 236 days/yr |
Geography
| Elevation | 75 ft (23 m) |
| Area | 24.2 sq mi (62.6 km²) |
| Population Density | 304/sq mi |
| Coordinates | 46.2559°N, 72.9415°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
71 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Nov 6, 1997 | 4 km W of L'Ancienne-Lorette, Canada | M4.8 | 132 km | 23 km |
| Mar 14, 1996 | 7 km WNW of Saint-Adolphe-d'Howard, Canada | M4.5 | 119 km | 18 km |
| May 17, 1991 | 7 km WNW of Rigaud, Canada | M4.4 | 141 km | 18 km |
| Dec 31, 1990 | 23 km NE of La Tuque, Canada | M4.2 | 150 km | 18 km |
| Oct 31, 1999 | 7 km SW of Morin-Heights, Canada | M4.2 | 116 km | 18 km |
| May 24, 1997 | 6 km W of Saint-Adolphe-d'Howard, Canada | M4.2 | 118 km | 10 km |
| Oct 10, 2012 | 7 km ESE of Verchères, Canada | M3.9 | 61 km | 9 km |
| Jul 30, 1993 | 1 km NE of Salaberry-de-Valleyfield, Canada | M3.9 | 144 km | 8 km |
| Mar 16, 2011 | 6 km ENE of Hawkesbury, Canada | M3.9 | 142 km | 10 km |
| Jul 30, 1998 | 0 km ENE of Lac-Simon, Canada | M3.8 | 138 km | 10 km |
| Jul 5, 1991 | 7 km WSW of Sainte-Martine, Canada | M3.8 | 136 km | 18 km |
| Sep 23, 1993 | 11 km SE of La Conception, Canada | M3.8 | 130 km | 18 km |
| Feb 11, 2002 | 2 km WNW of Notre-Dame-des-Prairies, Canada | M3.8 | 46 km | 10 km |
| Sep 1, 2024 | 5 km SE of Pierreville, Canada | M3.8 | 28 km | 1 km |
| Nov 16, 1993 | 5 km SSE of Saint-Édouard, Canada | M3.8 | 127 km | 17 km |
| Nov 6, 2012 | Ontario-Quebec border region, Canada | M3.7 | 147 km | 11 km |
| Sep 12, 1995 | 8 km S of Brownsburg-Chatham, Canada | M3.7 | 136 km | 18 km |
| Nov 2, 2009 | 5 km S of Lac-Simon, Canada | M3.6 | 140 km | 4 km |
| Jul 23, 2010 | 18 km S of Saint-Antoine-de-Tilly, Canada | M3.5 | 105 km | 18 km |
| Apr 3, 1997 | 9 km ENE of Saint-Cyrille-de-Wendover, Canada | M3.5 | 56 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 20°F (-7°C) | 2.7 in | |
| February | 12°F (-11°C) | 2.3 in | Coldest, Driest |
| March | 24°F (-5°C) | 2.4 in | |
| April | 39°F (4°C) | 3.1 in | |
| May | 54°F (12°C) | 3.7 in | |
| June | 63°F (17°C) | 3.8 in | |
| July | 71°F (22°C) | 3.9 in | Warmest |
| August | 66°F (19°C) | 3.9 in | Wettest |
| September | 57°F (14°C) | 3.7 in | |
| October | 46°F (8°C) | 3.6 in | |
| November | 34°F (1°C) | 3.7 in | |
| December | 18°F (-8°C) | 3.1 in |
Louiseville has a seasonal temperature swing of 59°F / from 12°F in February to 71°F in July. Total annual precipitation is 39.9 inches, with August being the wettest month (3.9") and February the driest (2.3").