Corunna, ON

Full City Profile · Ontario

3.4 /5.0

B Good

5,686 Population 30/sq mi density

$82,573 Median Income $47,716 per capita

$461,770 Home Value

$1,012 Median Rent 27.7% income on rent

50°F Avg Temperature 234 sunny days/yr

Overall

3.4 / 5.0

Good overall score based on economy, affordability, safety and education

B+

Economy

3.8 / 5.0

$82,573 median income, 5.1% unemployment

B+

Affordability

3.5 / 5.0

$461,770 home value, $1,012/mo rent

C+

Safety

2.5 / 5.0

B+

Education

3.6 / 5.0

32.9% bachelor's degree or higher

Corunna experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 32°F in January while summers reach 71°F in July. The area gets 234 sunny days per year. Annual precipitation totals 37.1 inches. The area receives 28.7 inches of snow annually.

Temperature

32°F Jan (0°C) 71°F Jul (22°C)

Annual Average	50.2°F
	7% below US avg
January Average	32°F (0°C)
July Average	71°F (22°C)
Sunny Days	234 days/yr

Geography

Elevation	630 ft (192 m)
Area	187.3 sq mi (485.1 km²)
Population Density	30/sq mi
Coordinates	42.8834°N, 82.4331°W
Timezone	America/Toronto

Precipitation & Snow

Annual Rainfall 37.1"

3% below US avg

Snowfall 28.7"

Wettest Month (Sep) 3.90"

Driest Month (Feb) 1.97"

Air Quality

Earthquake History

15 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.5. Most recent: M2.5 on May 23, 2022.

Mar 15, 1992	15 km NW of North Perry, Ohio	M3.5	146 km
Apr 20, 2018	Michigan	M3.4	98 km
Mar 11, 2006	8 km NNW of Mentor-on-the-Lake, Ohio	M3.1	150 km
Feb 23, 2011	18 km NE of Leamington, Canada	M3.0	81 km
Apr 12, 2007	11 km NW of Put-in-Bay, Ohio	M2.8	135 km
Sep 22, 1999	16 km NW of Mentor-on-the-Lake, Ohio	M2.8	142 km
Apr 28, 2002	Ohio	M2.7	144 km
May 14, 2017	18 km ENE of Leamington, Canada	M2.6	83 km
Jan 6, 2006	10 km NW of Mentor-on-the-Lake, Ohio	M2.6	148 km
Jun 10, 2010	8 km NW of Mentor-on-the-Lake, Ohio	M2.6	150 km
Sep 7, 2012	17 km ESE of Stony Point, Michigan	M2.5	125 km
Mar 8, 2010	7 km ENE of Grosse Ile, Michigan	M2.5	96 km
Feb 7, 2016	6 km W of Put-in-Bay, Ohio	M2.5	142 km
May 23, 2022	2 km NNW of Corunna, Canada	M2.5	2 km
Feb 17, 2013	31 km E of Leamington, Canada	M2.5	98 km

Source: USGS (M2.5+, 1990-2025)

Tsunami History

2 tsunamis 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	-	135 km
1952	LAKE HURON, MI	Avalanche	1.5 m	-	24 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	32°F (0°C)	2.1 in
February	24°F (-5°C)	2.0 in	Coldest, Driest
March	33°F (1°C)	2.3 in
April	44°F (7°C)	2.9 in
May	56°F (13°C)	3.0 in
June	66°F (19°C)	3.3 in
July	71°F (22°C)	2.8 in	Warmest
August	70°F (21°C)	3.1 in
September	63°F (17°C)	3.9 in	Wettest
October	52°F (11°C)	2.8 in
November	40°F (4°C)	3.2 in
December	29°F (-2°C)	2.6 in

Corunna has a seasonal temperature swing of 47°F / from 24°F in February to 71°F in July. Total annual precipitation is 33.9 inches, with September being the wettest month (3.9") and February the driest (2.0").

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