Grand Valley, ON

Full City Profile · Ontario

2.8 /5.0

C+ Fair

3,851 Population 63/sq mi density

$101,000 Median Income $49,000 per capita

$700,000 Home Value

$1,110 Median Rent 23.0% income on rent

42°F Avg Temperature 270 sunny days/yr

C+

Overall

2.8 / 5.0

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

Economy

4.0 / 5.0

$101,000 median income, 7.8% unemployment

C+

Affordability

2.8 / 5.0

$700,000 home value, $1,110/mo rent

C+

Safety

2.5 / 5.0

Education

1.9 / 5.0

11.4% bachelor's degree or higher

Grand Valley has a cool climate with an average annual temperature of 42°F (6°C). Winters average 16°F in January while summers reach 66°F in July. The area gets 270 sunny days per year. Annual precipitation totals 36.4 inches. The area receives 12.9 inches of snow annually.

Temperature

16°F Jan (-9°C) 66°F Jul (19°C)

Annual Average	41.8°F
	23% below US avg
January Average	16°F (-9°C)
July Average	66°F (19°C)
Sunny Days	270 days/yr

Geography

Elevation	1,565 ft (477 m)
Area	61.2 sq mi (158.6 km²)
Population Density	63/sq mi
Coordinates	43.9001°N, 80.3164°W
Timezone	America/Toronto

Precipitation & Snow

Annual Rainfall 36.4"

4% below US avg

Snowfall 12.9"

Wettest Month (Aug) 3.94"

Driest Month (Feb) 2.05"

Air Quality

Earthquake History

9 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.8. Most recent: M3.0 on May 8, 2018.

Nov 26, 1999	14 km ESE of Centennial Scarborough, Canada	M3.8	108 km
May 24, 2000	4 km ENE of Centennial Scarborough, Canada	M3.1	98 km
May 8, 2018	14 km SSE of Ajax, Canada	M3.0	111 km
Mar 28, 2005	16 km NW of Virgil, Canada	M2.8	105 km
Dec 21, 2009	10 km NNE of Olcott, New York	M2.7	143 km
Sep 20, 2009	20 km ESE of Oakville, Canada	M2.6	91 km
Jul 11, 2017	11 km NNW of Barker, New York	M2.5	148 km
Jul 29, 2012	17 km SSW of Parry Sound, Canada	M2.5	145 km
May 17, 2010	19 km WNW of Gravenhurst, Canada	M2.5	137 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 2.7 m (9 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1855	OWEN SOUND, LAKE HURON	Unknown	2.7 m	—	134 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	16°F (-9°C)	2.4 in	Coldest
February	17°F (-8°C)	2.1 in	Driest
March	26°F (-3°C)	2.3 in
April	39°F (4°C)	2.8 in
May	52°F (11°C)	3.3 in
June	61°F (16°C)	3.3 in
July	66°F (19°C)	3.3 in	Warmest
August	64°F (18°C)	3.9 in	Wettest
September	57°F (14°C)	3.8 in
October	46°F (8°C)	3.1 in
November	35°F (2°C)	3.6 in
December	23°F (-5°C)	2.6 in

Grand Valley has a seasonal temperature swing of 49°F / from 16°F in January to 66°F in July. Total annual precipitation is 36.4 inches, with August being the wettest month (3.9") and February the driest (2.1").

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