Humber Summit, ON

Full City Profile · Ontario

12,416 Population 158/sq mi density
49°F Avg Temperature
Humber Summit experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 29°F in January while summers reach 71°F in July. Annual precipitation totals 40.5 inches. The area receives 45.4 inches of snow annually.

Temperature

29°F Jan (-2°C) 71°F Jul (21°C)
Annual Average48.9°F
9% below US avg
January Average29°F (-2°C)
July Average71°F (21°C)

Geography

Elevation509 ft (155 m)
Area78.8 sq mi (204.1 km²)
Population Density158/sq mi
Coordinates43.7579°N, 79.5750°W
TimezoneAmerica/Toronto

Precipitation & Snow

Annual Rainfall 40.5"
7% above US avg
Snowfall 45.4"
Wettest Month (Aug) 3.19"
Driest Month (Feb) 1.85"

Air Quality

Earthquake History

18 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.8. Most recent: M3.8 on Feb 6, 2023.

Nov 26, 1999 14 km ESE of Centennial Scarborough, Canada M3.8 47 km
Feb 6, 2023 1 km NE of West Seneca, New York M3.8 119 km
Dec 25, 1998 23 km SE of Cobourg, Canada M3.6 132 km
May 24, 2000 4 km ENE of Centennial Scarborough, Canada M3.1 39 km
May 8, 2018 14 km SSE of Ajax, Canada M3.0 50 km
May 25, 1995 3 km NW of Amherst, New York M3.0 104 km
Aug 4, 2004 30 km SSW of Cobourg, Canada M3.0 106 km
Jul 19, 2007 27 km S of Cobourg, Canada M3.0 111 km
Jun 16, 2004 11 km NNW of Angola on the Lake, New York M2.9 118 km
Jun 5, 2009 4 km SSE of Attica, New York M2.9 149 km
Mar 28, 2005 16 km NW of Virgil, Canada M2.8 54 km
Mar 8, 2008 5 km ENE of Clarence Center, New York M2.7 115 km
Dec 21, 2009 10 km NNE of Olcott, New York M2.7 82 km
Mar 29, 2020 11 km N of Lyndonville, New York M2.6 104 km
Sep 20, 2009 20 km ESE of Oakville, Canada M2.6 43 km
Jul 11, 2017 11 km NNW of Barker, New York M2.5 87 km
May 17, 2010 19 km WNW of Gravenhurst, Canada M2.5 139 km
Feb 13, 2014 34 km N of Lyndonville, New York M2.5 96 km
Source: USGS (M2.5+, 1990-2025)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 29°F (-2°C) 2.2 in
February 22°F (-5°C) 1.9 in Coldest, Driest
March 31°F (-1°C) 2.2 in
April 43°F (6°C) 2.7 in
May 55°F (13°C) 2.9 in
June 65°F (18°C) 2.9 in
July 71°F (21°C) 3.1 in Warmest
August 69°F (20°C) 3.2 in Wettest
September 61°F (16°C) 3.2 in
October 49°F (10°C) 2.6 in
November 39°F (4°C) 2.9 in
December 28°F (-2°C) 2.4 in

Humber Summit has a seasonal temperature swing of 48°F / from 22°F in February to 71°F in July. Total annual precipitation is 32.1 inches, with August being the wettest month (3.2") and February the driest (1.9").

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