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Weather & Climate in Bradford West Gwillimbury, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bradford West Gwillimbury has a cool climate with an average annual temperature of 44°F (6°C). Winters average 18°F in January while summers reach 68°F in July. The area gets 276 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 32.9 inches. The area receives 8.4 inches of snow annually. The city sits at an elevation of 787 feet.
Temperature
18°F Jan (-8°C)
68°F Jul (20°C)
| Annual Average | 43.5°F |
| 19% below US avg | |
| January Average | 18°F (-8°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 276 days/yr |
Geography
| Elevation | 787 ft (240 m) |
| Area | 77.5 sq mi (200.7 km²) |
| Population Density | 554/sq mi |
| Coordinates | 44.1143°N, 79.5647°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
16 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Nov 26, 1999 | 14 km ESE of Centennial Scarborough, Canada | M3.8 | 64 km | 13 km |
| Dec 25, 1998 | 23 km SE of Cobourg, Canada | M3.6 | 135 km | 18 km |
| May 24, 2000 | 4 km ENE of Centennial Scarborough, Canada | M3.1 | 51 km | 18 km |
| May 8, 2018 | 14 km SSE of Ajax, Canada | M3.0 | 65 km | 5 km |
| May 25, 1995 | 3 km NW of Amherst, New York | M3.0 | 138 km | 5 km |
| Aug 4, 2004 | 30 km SSW of Cobourg, Canada | M3.0 | 115 km | 5 km |
| Jul 19, 2007 | 27 km S of Cobourg, Canada | M3.0 | 119 km | 5 km |
| Mar 28, 2005 | 16 km NW of Virgil, Canada | M2.8 | 91 km | 7 km |
| Mar 8, 2008 | 5 km ENE of Clarence Center, New York | M2.7 | 145 km | 6 km |
| Dec 21, 2009 | 10 km NNE of Olcott, New York | M2.7 | 105 km | 8 km |
| Mar 29, 2020 | 11 km N of Lyndonville, New York | M2.6 | 123 km | 5 km |
| Sep 20, 2009 | 20 km ESE of Oakville, Canada | M2.6 | 82 km | 4 km |
| Jul 11, 2017 | 11 km NNW of Barker, New York | M2.5 | 109 km | 5 km |
| Jul 29, 2012 | 17 km SSW of Parry Sound, Canada | M2.5 | 127 km | 5 km |
| May 17, 2010 | 19 km WNW of Gravenhurst, Canada | M2.5 | 100 km | 5 km |
| Feb 13, 2014 | 34 km N of Lyndonville, New York | M2.5 | 108 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 18°F (-8°C) | 2.1 in | Coldest |
| February | 18°F (-8°C) | 2.0 in | Driest |
| March | 27°F (-3°C) | 2.1 in | |
| April | 40°F (5°C) | 2.5 in | |
| May | 53°F (12°C) | 3.0 in | |
| June | 62°F (17°C) | 3.2 in | |
| July | 68°F (20°C) | 3.2 in | Warmest |
| August | 67°F (19°C) | 3.4 in | Wettest |
| September | 59°F (15°C) | 3.3 in | |
| October | 48°F (9°C) | 2.8 in | |
| November | 37°F (3°C) | 3.1 in | |
| December | 25°F (-4°C) | 2.2 in |
Bradford West Gwillimbury has a seasonal temperature swing of 50°F / from 18°F in January to 68°F in July. Total annual precipitation is 32.9 inches, with August being the wettest month (3.4") and February the driest (2.0").