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Weather & Climate in Brantford, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Brantford experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 25°F in January while summers reach 71°F in July. The area gets 272 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 35.7 inches. The area receives 40.1 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 659 feet.
Temperature
25°F Jan (-4°C)
71°F Jul (22°C)
| Annual Average | 48.8°F |
| 10% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 272 days/yr |
Geography
| Elevation | 659 ft (201 m) |
| Area | 38.1 sq mi (98.7 km²) |
| Population Density | 2,749/sq mi |
| Coordinates | 43.1334°N, 80.2664°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
17 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.9.
| Jan 26, 2001 | 8 km NNW of Edgewood, Ohio | M3.9 | 140 km | 5 km |
| Feb 6, 2023 | 1 km NE of West Seneca, New York | M3.8 | 124 km | 6 km |
| Nov 26, 1999 | 14 km ESE of Centennial Scarborough, Canada | M3.8 | 121 km | 13 km |
| Jun 3, 2001 | 3 km N of Edgewood, Ohio | M3.4 | 143 km | 5 km |
| May 24, 2000 | 4 km ENE of Centennial Scarborough, Canada | M3.1 | 120 km | 18 km |
| May 8, 2018 | 14 km SSE of Ajax, Canada | M3.0 | 126 km | 5 km |
| May 25, 1995 | 3 km NW of Amherst, New York | M3.0 | 118 km | 5 km |
| Jun 16, 2004 | 11 km NNW of Angola on the Lake, New York | M2.9 | 105 km | 6 km |
| Feb 23, 1995 | 3 km W of Ashtabula, Ohio | M2.9 | 148 km | 5 km |
| Mar 28, 2005 | 16 km NW of Virgil, Canada | M2.8 | 82 km | 7 km |
| Mar 8, 2008 | 5 km ENE of Clarence Center, New York | M2.7 | 138 km | 6 km |
| Dec 21, 2009 | 10 km NNE of Olcott, New York | M2.7 | 134 km | 8 km |
| Jan 20, 2001 | 0 km NNW of Edgewood, Ohio | M2.6 | 146 km | 5 km |
| Sep 20, 2009 | 20 km ESE of Oakville, Canada | M2.6 | 73 km | 4 km |
| Jul 11, 2017 | 11 km NNW of Barker, New York | M2.5 | 140 km | 5 km |
| Dec 17, 1990 | 5 km SSE of Middleboro, Pennsylvania | M2.5 | 132 km | 5 km |
| Jul 17, 2003 | 1 km SE of Edgewood, Ohio | M2.5 | 147 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 2.7 m (9 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1823 | LAKE ERIE | Unknown | 2.7 m | - | 111 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 2.1 in | |
| February | 23°F (-5°C) | 1.9 in | Coldest, Driest |
| March | 32°F (-0°C) | 2.4 in | |
| April | 44°F (6°C) | 2.9 in | |
| May | 56°F (13°C) | 3.2 in | |
| June | 65°F (18°C) | 3.1 in | |
| July | 71°F (22°C) | 3.7 in | Warmest, Wettest |
| August | 68°F (20°C) | 3.2 in | |
| September | 61°F (16°C) | 3.5 in | |
| October | 49°F (10°C) | 2.8 in | |
| November | 39°F (4°C) | 3.4 in | |
| December | 28°F (-2°C) | 2.7 in |
Brantford has a seasonal temperature swing of 49°F / from 23°F in February to 71°F in July. Total annual precipitation is 34.9 inches, with July being the wettest month (3.7") and February the driest (1.9").