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Weather & Climate in Saint-Césaire, QC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint-Césaire experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 24°F in January while summers reach 71°F in July. The area gets 226 sunny days per year, above the national average. Annual precipitation totals 53.8 inches (wetter than the 38-inch national average). The area receives 67.7 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 112 feet.
Temperature
24°F Jan (-4°C)
71°F Jul (22°C)
| Annual Average | 46.4°F |
| 14% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 226 days/yr |
Geography
| Elevation | 112 ft (34 m) |
| Area | 32.1 sq mi (83.1 km²) |
| Population Density | 186/sq mi |
| Coordinates | 45.4168°N, 72.9991°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
88 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.3.
| Apr 20, 2002 | 8 km NNW of Au Sable Forks, New York | M5.3 | 115 km | 5 km |
| Mar 14, 1996 | 7 km WNW of Saint-Adolphe-d'Howard, Canada | M4.5 | 128 km | 18 km |
| May 17, 1991 | 7 km WNW of Rigaud, Canada | M4.4 | 110 km | 18 km |
| May 24, 1997 | 6 km W of Saint-Adolphe-d'Howard, Canada | M4.2 | 127 km | 10 km |
| Oct 31, 1999 | 7 km SW of Morin-Heights, Canada | M4.2 | 113 km | 18 km |
| Nov 17, 1992 | 16 km ENE of Saint-André-Avellin, Canada | M4.0 | 150 km | 18 km |
| Oct 10, 2012 | 7 km ESE of Verchères, Canada | M3.9 | 43 km | 9 km |
| Jul 30, 1993 | 1 km NE of Salaberry-de-Valleyfield, Canada | M3.9 | 89 km | 8 km |
| Mar 16, 2011 | 6 km ENE of Hawkesbury, Canada | M3.9 | 122 km | 10 km |
| Oct 6, 2000 | 1 km WSW of Ormstown, Canada | M3.8 | 86 km | 18 km |
| Feb 11, 2002 | 2 km WNW of Notre-Dame-des-Prairies, Canada | M3.8 | 80 km | 10 km |
| Jul 5, 1991 | 7 km WSW of Sainte-Martine, Canada | M3.8 | 73 km | 18 km |
| Sep 1, 2024 | 5 km SE of Pierreville, Canada | M3.8 | 72 km | 1 km |
| Nov 16, 1993 | 5 km SSE of Saint-Édouard, Canada | M3.8 | 47 km | 17 km |
| Sep 23, 1993 | 11 km SE of La Conception, Canada | M3.8 | 144 km | 18 km |
| Nov 6, 2012 | Ontario-Quebec border region, Canada | M3.7 | 127 km | 11 km |
| Jan 9, 2006 | 2 km ESE of Franklin, Canada | M3.7 | 82 km | 13 km |
| Apr 8, 2003 | 17 km ESE of Saint Regis Falls, New York | M3.7 | 138 km | 10 km |
| Sep 12, 1995 | 8 km S of Brownsburg-Chatham, Canada | M3.7 | 114 km | 18 km |
| Apr 20, 2002 | 5 km NNW of Au Sable Forks, New York | M3.7 | 117 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Wildfire History
1 wildfire (100+ acres) recorded within 100 km. Largest: FLAT ROCK FIRE (658 acres, 2018).
| Year | Name | Acres Burned | Distance |
| 2018 | FLAT ROCK FIRE | 658 | 79 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-4°C) | 3.1 in | |
| February | 15°F (-9°C) | 2.5 in | Coldest, Driest |
| March | 27°F (-3°C) | 2.7 in | |
| April | 41°F (5°C) | 3.4 in | |
| May | 55°F (13°C) | 3.6 in | |
| June | 64°F (18°C) | 4.1 in | |
| July | 71°F (22°C) | 4.4 in | Warmest, Wettest |
| August | 67°F (19°C) | 4.3 in | |
| September | 58°F (15°C) | 3.7 in | |
| October | 47°F (8°C) | 4.1 in | |
| November | 35°F (2°C) | 4.0 in | |
| December | 21°F (-6°C) | 3.7 in |
Saint-Césaire has a seasonal temperature swing of 56°F / from 15°F in February to 71°F in July. Total annual precipitation is 43.6 inches, with July being the wettest month (4.4") and February the driest (2.5").