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Weather & Climate in Westbury, QC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Westbury has a cool climate with an average annual temperature of 40°F (5°C). Winters average 12°F in January while summers reach 66°F in July. The area gets 253 sunny days per year, above the national average. Annual precipitation totals 45.5 inches. The area receives 16.7 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 741 feet.
Temperature
12°F Jan (-11°C)
66°F Jul (19°C)
| Annual Average | 40.4°F |
| 25% below US avg | |
| January Average | 12°F (-11°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 253 days/yr |
Geography
| Elevation | 741 ft (226 m) |
| Area | 21.5 sq mi (55.6 km²) |
| Population Density | 51/sq mi |
| Coordinates | 45.4939°N, 71.6235°W |
| Timezone | America/Montreal |
Precipitation & Snow
Air Quality
Earthquake History
35 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 | 146 km | 23 km |
| Oct 10, 2012 | 7 km ESE of Verchères, Canada | M3.9 | 131 km | 9 km |
| Jun 16, 1995 | 8 km N of Lisbon, New Hampshire | M3.8 | 136 km | 5 km |
| Sep 1, 2024 | 5 km SE of Pierreville, Canada | M3.8 | 107 km | 1 km |
| Aug 21, 1996 | 12 km N of Livermore, New Hampshire | M3.8 | 147 km | 10 km |
| Jan 17, 2000 | 4 km NNE of Dixfield, Maine | M3.6 | 139 km | 16 km |
| Jul 23, 2010 | 18 km S of Saint-Antoine-de-Tilly, Canada | M3.5 | 112 km | 18 km |
| Apr 3, 1997 | 9 km ENE of Saint-Cyrille-de-Wendover, Canada | M3.5 | 77 km | 5 km |
| Aug 20, 1995 | 4 km S of Chambly, Canada | M3.3 | 130 km | 18 km |
| May 6, 2020 | 9 km SE of Bedford, Canada | M3.1 | 111 km | 14 km |
| Apr 15, 2010 | 7 km WNW of Valcourt, Canada | M3.0 | 61 km | 18 km |
| May 11, 2006 | 7 km W of Nicolet, Canada | M3.0 | 118 km | 5 km |
| Nov 9, 2009 | southern Quebec, Canada | M2.9 | 62 km | 18 km |
| Feb 4, 2022 | 0 km SSW of Gorham, New Hampshire | M2.9 | 128 km | 8 km |
| Nov 6, 1997 | 4 km SSW of L'Ancienne-Lorette, Canada | M2.9 | 142 km | 18 km |
| Nov 8, 1997 | 2 km SW of L'Ancienne-Lorette, Canada | M2.9 | 144 km | 23 km |
| Mar 24, 2007 | 7 km W of Sainte-Catherine, Canada | M2.8 | 121 km | 5 km |
| Jul 4, 2016 | 6 km S of Saint-Thomas, Canada | M2.8 | 145 km | 18 km |
| Nov 6, 1997 | St. Lawrence Valley region, Quebec, Canada | M2.8 | 144 km | 18 km |
| Apr 5, 2010 | 11 km WSW of Nicolet, Canada | M2.8 | 115 km | 18 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 12°F (-11°C) | 3.4 in | Coldest |
| February | 14°F (-10°C) | 2.6 in | Driest |
| March | 25°F (-4°C) | 3.1 in | |
| April | 39°F (4°C) | 3.2 in | |
| May | 52°F (11°C) | 3.9 in | |
| June | 61°F (16°C) | 4.4 in | |
| July | 66°F (19°C) | 4.7 in | Warmest |
| August | 64°F (18°C) | 5.1 in | Wettest |
| September | 55°F (13°C) | 3.8 in | |
| October | 44°F (7°C) | 3.8 in | |
| November | 33°F (0°C) | 3.9 in | |
| December | 19°F (-7°C) | 3.7 in |
Westbury has a seasonal temperature swing of 54°F / from 12°F in January to 66°F in July. Total annual precipitation is 45.5 inches, with August being the wettest month (5.1") and February the driest (2.6").