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Weather & Climate in Saint-Jérôme, QC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint-Jérôme has a cool climate with an average annual temperature of 45°F (7°C). Winters average 14°F in January while summers reach 70°F in July. The area gets 263 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 49.9 inches (wetter than the 38-inch national average). The area receives 75.0 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 308 feet.
Temperature
14°F Jan (-10°C)
70°F Jul (21°C)
| Annual Average | 44.8°F |
| 17% below US avg | |
| January Average | 14°F (-10°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 263 days/yr |
Geography
| Elevation | 308 ft (94 m) |
| Area | 34.8 sq mi (90.2 km²) |
| Population Density | 2,304/sq mi |
| Coordinates | 45.7804°N, 74.0037°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
183 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 | 115 km | 19 km |
| Apr 20, 2002 | 8 km NNW of Au Sable Forks, New York | M5.3 | 143 km | 5 km |
| Oct 19, 1990 | 11 km SW of Mont-Laurier, Canada | M4.6 | 144 km | 13 km |
| Mar 14, 1996 | 7 km WNW of Saint-Adolphe-d'Howard, Canada | M4.5 | 40 km | 18 km |
| May 17, 1991 | 7 km WNW of Rigaud, Canada | M4.4 | 44 km | 18 km |
| Dec 25, 1993 | 9 km WSW of Mont-Laurier, Canada | M4.3 | 148 km | 18 km |
| May 24, 1997 | 6 km W of Saint-Adolphe-d'Howard, Canada | M4.2 | 39 km | 10 km |
| Oct 31, 1999 | 7 km SW of Morin-Heights, Canada | M4.2 | 26 km | 18 km |
| Apr 18, 1998 | 4 km N of Plantagenet, Canada | M4.1 | 80 km | 18 km |
| Nov 17, 1992 | 16 km ENE of Saint-André-Avellin, Canada | M4.0 | 67 km | 18 km |
| Aug 6, 2000 | 7 km SSW of La Minerve, Canada | M4.0 | 88 km | 18 km |
| Feb 25, 2006 | 4 km NE of Thurso, Canada | M4.0 | 95 km | 11 km |
| Oct 10, 2012 | 7 km ESE of Verchères, Canada | M3.9 | 57 km | 9 km |
| Jul 30, 1993 | 1 km NE of Salaberry-de-Valleyfield, Canada | M3.9 | 59 km | 8 km |
| Oct 7, 1990 | 21 km WNW of La Minerve, Canada | M3.9 | 110 km | 18 km |
| Mar 16, 2011 | 6 km ENE of Hawkesbury, Canada | M3.9 | 45 km | 10 km |
| Sep 18, 2011 | 1 km E of Thurso, Canada | M3.8 | 98 km | 5 km |
| Oct 6, 2000 | 1 km WSW of Ormstown, Canada | M3.8 | 72 km | 18 km |
| Sep 23, 1993 | 11 km SE of La Conception, Canada | M3.8 | 56 km | 18 km |
| Jul 30, 1998 | 0 km ENE of Lac-Simon, Canada | M3.8 | 70 km | 10 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 | 124 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 14°F (-10°C) | 3.2 in | |
| February | 14°F (-10°C) | 2.6 in | Coldest, Driest |
| March | 25°F (-4°C) | 2.6 in | |
| April | 39°F (4°C) | 3.3 in | |
| May | 53°F (12°C) | 3.5 in | |
| June | 62°F (17°C) | 4.1 in | Wettest |
| July | 70°F (21°C) | 3.7 in | Warmest |
| August | 66°F (19°C) | 3.8 in | |
| September | 57°F (14°C) | 3.8 in | |
| October | 45°F (7°C) | 3.7 in | |
| November | 34°F (1°C) | 4.0 in | |
| December | 19°F (-8°C) | 3.4 in |
Saint-Jérôme has a seasonal temperature swing of 56°F / from 14°F in February to 70°F in July. Total annual precipitation is 41.7 inches, with June being the wettest month (4.1") and February the driest (2.6").