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Weather & Climate in Saint-Chrysostome, QC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint-Chrysostome has a cool climate with an average annual temperature of 43°F (6°C). Winters average 14°F in January while summers reach 69°F in July. The area gets 268 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 37.6 inches. The area receives 9.7 inches of snow annually. The city sits at an elevation of 174 feet.
Temperature
14°F Jan (-10°C)
69°F Jul (21°C)
| Annual Average | 43.2°F |
| 20% below US avg | |
| January Average | 14°F (-10°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 268 days/yr |
Geography
| Elevation | 174 ft (53 m) |
| Area | 38.7 sq mi (100.2 km²) |
| Population Density | 67/sq mi |
| Coordinates | 45.1027°N, 73.7599°W |
| Timezone | America/Montreal |
Precipitation & Snow
Air Quality
Earthquake History
121 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 | 66 km | 5 km |
| Mar 14, 1996 | 7 km WNW of Saint-Adolphe-d'Howard, Canada | M4.5 | 112 km | 18 km |
| May 17, 1991 | 7 km WNW of Rigaud, Canada | M4.4 | 67 km | 18 km |
| May 24, 1997 | 6 km W of Saint-Adolphe-d'Howard, Canada | M4.2 | 110 km | 10 km |
| Oct 31, 1999 | 7 km SW of Morin-Heights, Canada | M4.2 | 94 km | 18 km |
| Apr 18, 1998 | 4 km N of Plantagenet, Canada | M4.1 | 109 km | 18 km |
| Nov 17, 1992 | 16 km ENE of Saint-André-Avellin, Canada | M4.0 | 113 km | 18 km |
| Feb 25, 2006 | 4 km NE of Thurso, Canada | M4.0 | 127 km | 11 km |
| Oct 10, 2012 | 7 km ESE of Verchères, Canada | M3.9 | 82 km | 9 km |
| Jul 30, 1993 | 1 km NE of Salaberry-de-Valleyfield, Canada | M3.9 | 33 km | 8 km |
| Mar 16, 2011 | 6 km ENE of Hawkesbury, Canada | M3.9 | 83 km | 10 km |
| Sep 18, 2011 | 1 km E of Thurso, Canada | M3.8 | 128 km | 5 km |
| Nov 16, 1993 | 5 km SSE of Saint-Édouard, Canada | M3.8 | 23 km | 17 km |
| Feb 11, 2002 | 2 km WNW of Notre-Dame-des-Prairies, Canada | M3.8 | 109 km | 10 km |
| Apr 20, 2000 | 7 km WSW of Newcomb, New York | M3.8 | 134 km | 5 km |
| Oct 6, 2000 | 1 km WSW of Ormstown, Canada | M3.8 | 21 km | 18 km |
| Sep 1, 2024 | 5 km SE of Pierreville, Canada | M3.8 | 131 km | 1 km |
| Jul 5, 1991 | 7 km WSW of Sainte-Martine, Canada | M3.8 | 18 km | 18 km |
| Jul 30, 1998 | 0 km ENE of Lac-Simon, Canada | M3.8 | 140 km | 10 km |
| Sep 23, 1993 | 11 km SE of La Conception, Canada | M3.8 | 126 km | 18 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 | 28 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 14°F (-10°C) | 2.4 in | Coldest |
| February | 17°F (-8°C) | 2.1 in | Driest |
| March | 28°F (-2°C) | 2.4 in | |
| April | 42°F (6°C) | 3.0 in | |
| May | 55°F (13°C) | 3.3 in | |
| June | 64°F (18°C) | 3.5 in | |
| July | 69°F (21°C) | 3.9 in | Warmest, Wettest |
| August | 67°F (19°C) | 3.8 in | |
| September | 58°F (15°C) | 3.6 in | |
| October | 47°F (8°C) | 3.5 in | |
| November | 36°F (2°C) | 3.3 in | |
| December | 22°F (-6°C) | 2.9 in |
Saint-Chrysostome has a seasonal temperature swing of 55°F / from 14°F in January to 69°F in July. Total annual precipitation is 37.6 inches, with July being the wettest month (3.9") and February the driest (2.1").