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Weather & Climate in Aston-Jonction, QC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Aston-Jonction has a cool climate with an average annual temperature of 40°F (5°C). Winters average 9°F in January while summers reach 67°F in July. The area gets 264 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 39.9 inches. The area receives 14.1 inches of snow annually. The city sits at an elevation of 285 feet.
Temperature
9°F Jan (-13°C)
67°F Jul (19°C)
| Annual Average | 40.2°F |
| 26% below US avg | |
| January Average | 9°F (-13°C) |
| July Average | 67°F (19°C) |
| Sunny Days | 264 days/yr |
Geography
| Elevation | 285 ft (87 m) |
| Area | 10.1 sq mi (26.2 km²) |
| Population Density | 44/sq mi |
| Coordinates | 46.1708°N, 72.2279°W |
| Timezone | America/Montreal |
Precipitation & Snow
Air Quality
Earthquake History
51 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 | 94 km | 23 km |
| Oct 10, 2012 | 7 km ESE of Verchères, Canada | M3.9 | 93 km | 9 km |
| Nov 16, 1993 | 5 km SSE of Saint-Édouard, Canada | M3.8 | 148 km | 17 km |
| Feb 11, 2002 | 2 km WNW of Notre-Dame-des-Prairies, Canada | M3.8 | 96 km | 10 km |
| Sep 1, 2024 | 5 km SE of Pierreville, Canada | M3.8 | 43 km | 1 km |
| Jul 23, 2010 | 18 km S of Saint-Antoine-de-Tilly, Canada | M3.5 | 59 km | 18 km |
| Apr 3, 1997 | 9 km ENE of Saint-Cyrille-de-Wendover, Canada | M3.5 | 23 km | 5 km |
| Aug 27, 2011 | 24 km SSW of Montmagny, Canada | M3.5 | 137 km | 18 km |
| Apr 29, 2009 | 7 km SSE of L'Ange-Gardien, Canada | M3.4 | 117 km | 18 km |
| Jan 4, 2018 | 18 km SSE of Beaupré, Canada | M3.4 | 138 km | 18 km |
| Apr 8, 2005 | 6 km SW of Saint-Gabriel, Canada | M3.4 | 95 km | 18 km |
| Aug 20, 1995 | 4 km S of Chambly, Canada | M3.3 | 118 km | 18 km |
| Apr 24, 2010 | 11 km NNW of Château-Richer, Canada | M3.3 | 132 km | 18 km |
| May 17, 2021 | 5 km SW of L'Épiphanie, Canada | M3.3 | 108 km | 12 km |
| Mar 6, 2010 | 1 km WNW of Beaupré, Canada | M3.2 | 140 km | 18 km |
| Jun 1, 2002 | 3 km SW of Boisbriand, Canada | M3.2 | 142 km | 18 km |
| May 6, 2020 | 9 km SE of Bedford, Canada | M3.1 | 134 km | 14 km |
| Apr 15, 2010 | 7 km WNW of Valcourt, Canada | M3.0 | 73 km | 18 km |
| May 22, 2017 | 4 km NW of Beaupré, Canada | M3.0 | 141 km | 18 km |
| May 31, 2007 | 35 km WNW of Sainte-Thècle, Canada | M3.0 | 104 km | 18 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 9°F (-13°C) | 2.7 in | Coldest |
| February | 12°F (-11°C) | 2.0 in | Driest |
| March | 24°F (-5°C) | 2.6 in | |
| April | 38°F (4°C) | 2.8 in | |
| May | 52°F (11°C) | 3.5 in | |
| June | 62°F (16°C) | 3.7 in | |
| July | 67°F (19°C) | 4.1 in | Warmest |
| August | 65°F (18°C) | 4.2 in | Wettest |
| September | 57°F (14°C) | 3.8 in | |
| October | 45°F (7°C) | 3.7 in | |
| November | 34°F (1°C) | 3.7 in | |
| December | 19°F (-7°C) | 3.2 in |
Aston-Jonction has a seasonal temperature swing of 57°F / from 9°F in January to 67°F in July. Total annual precipitation is 39.9 inches, with August being the wettest month (4.2") and February the driest (2.0").