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Weather & Climate in Yamaska, QC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Yamaska has a cool climate with an average annual temperature of 41°F (5°C). Winters average 11°F in January while summers reach 68°F in July. The area gets 265 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 39.2 inches. The area receives 14.0 inches of snow annually. The city sits at an elevation of 52 feet.
Temperature
11°F Jan (-12°C)
68°F Jul (20°C)
| Annual Average | 41.4°F |
| 23% below US avg | |
| January Average | 11°F (-12°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 265 days/yr |
Geography
| Elevation | 52 ft (16 m) |
| Area | 28.1 sq mi (72.8 km²) |
| Population Density | 62/sq mi |
| Coordinates | 46.0044°N, 72.9135°W |
| Timezone | America/Montreal |
Precipitation & Snow
Air Quality
Earthquake History
84 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 | 145 km | 23 km |
| Mar 14, 1996 | 7 km WNW of Saint-Adolphe-d'Howard, Canada | M4.5 | 117 km | 18 km |
| May 17, 1991 | 7 km WNW of Rigaud, Canada | M4.4 | 128 km | 18 km |
| Oct 31, 1999 | 7 km SW of Morin-Heights, Canada | M4.2 | 110 km | 18 km |
| May 24, 1997 | 6 km W of Saint-Adolphe-d'Howard, Canada | M4.2 | 117 km | 10 km |
| Oct 10, 2012 | 7 km ESE of Verchères, Canada | M3.9 | 39 km | 9 km |
| Jul 30, 1993 | 1 km NE of Salaberry-de-Valleyfield, Canada | M3.9 | 125 km | 8 km |
| Mar 16, 2011 | 6 km ENE of Hawkesbury, Canada | M3.9 | 133 km | 10 km |
| Oct 6, 2000 | 1 km WSW of Ormstown, Canada | M3.8 | 130 km | 18 km |
| Jul 30, 1998 | 0 km ENE of Lac-Simon, Canada | M3.8 | 141 km | 10 km |
| Jul 5, 1991 | 7 km WSW of Sainte-Martine, Canada | M3.8 | 115 km | 18 km |
| Sep 23, 1993 | 11 km SE of La Conception, Canada | M3.8 | 131 km | 18 km |
| Nov 16, 1993 | 5 km SSE of Saint-Édouard, Canada | M3.8 | 102 km | 17 km |
| Sep 1, 2024 | 5 km SE of Pierreville, Canada | M3.8 | 13 km | 1 km |
| Feb 11, 2002 | 2 km WNW of Notre-Dame-des-Prairies, Canada | M3.8 | 43 km | 10 km |
| Nov 6, 2012 | Ontario-Quebec border region, Canada | M3.7 | 138 km | 11 km |
| Jan 9, 2006 | 2 km ESE of Franklin, Canada | M3.7 | 132 km | 13 km |
| Sep 12, 1995 | 8 km S of Brownsburg-Chatham, Canada | M3.7 | 126 km | 18 km |
| Nov 2, 2009 | 5 km S of Lac-Simon, Canada | M3.6 | 142 km | 4 km |
| Jul 23, 2010 | 18 km S of Saint-Antoine-de-Tilly, Canada | M3.5 | 114 km | 18 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 11°F (-12°C) | 2.7 in | Coldest |
| February | 13°F (-11°C) | 2.3 in | Driest |
| March | 25°F (-4°C) | 2.4 in | |
| April | 40°F (4°C) | 3.1 in | |
| May | 54°F (12°C) | 3.5 in | |
| June | 63°F (17°C) | 3.7 in | |
| July | 68°F (20°C) | 3.8 in | Warmest, Wettest |
| August | 66°F (19°C) | 3.8 in | |
| September | 58°F (14°C) | 3.5 in | |
| October | 46°F (8°C) | 3.6 in | |
| November | 35°F (2°C) | 3.7 in | |
| December | 19°F (-7°C) | 3.0 in |
Yamaska has a seasonal temperature swing of 57°F / from 11°F in January to 68°F in July. Total annual precipitation is 39.2 inches, with July being the wettest month (3.8") and February the driest (2.3").