Mulgrave-et-Derry, QC

Full City Profile · Quebec

3.1 /5.0

B Good

461 Population 4/sq mi density

$70,000 Median Income $49,600 per capita

$300,000 Home Value

$647 Median Rent 9.1% income on rent

40°F Avg Temperature 258 sunny days/yr

Overall

3.1 / 5.0

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

B+

Economy

3.7 / 5.0

$70,000 median income, 4.3% unemployment

Affordability

4.3 / 5.0

$300,000 home value, $647/mo rent

C+

Safety

2.5 / 5.0

Education

1.8 / 5.0

10.6% bachelor's degree or higher

Mulgrave-et-Derry has a cool climate with an average annual temperature of 40°F (4°C). Winters average 9°F in January while summers reach 66°F in July. The area gets 258 sunny days per year. Annual precipitation totals 42.9 inches. The area receives 15.7 inches of snow annually.

Temperature

9°F Jan (-13°C) 66°F Jul (19°C)

Annual Average	39.5°F
	27% below US avg
January Average	9°F (-13°C)
July Average	66°F (19°C)
Sunny Days	258 days/yr

Geography

Elevation	988 ft (301 m)
Area	111.8 sq mi (289.5 km²)
Population Density	4/sq mi
Coordinates	45.7879°N, 75.3601°W
Timezone	America/Montreal

Precipitation & Snow

Annual Rainfall 42.9"

13% above US avg

Snowfall 15.7"

Wettest Month (Aug) 4.41"

Driest Month (Feb) 2.80"

Air Quality

Earthquake History

178 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.4. Most recent: M3.7 on Mar 19, 2025.

Jun 23, 2010	29 km NNE of Val-des-Monts, Canada	M5.4	14 km
May 17, 2013	20 km NNE of Shawville, Canada	M5.1	77 km
Oct 19, 1990	11 km SW of Mont-Laurier, Canada	M4.6	78 km
Mar 14, 1996	7 km WNW of Saint-Adolphe-d'Howard, Canada	M4.5	75 km
May 17, 1991	7 km WNW of Rigaud, Canada	M4.4	81 km
Dec 25, 1993	9 km WSW of Mont-Laurier, Canada	M4.3	82 km
Oct 31, 1999	7 km SW of Morin-Heights, Canada	M4.2	81 km
May 24, 1997	6 km W of Saint-Adolphe-d'Howard, Canada	M4.2	76 km
Apr 18, 1998	4 km N of Plantagenet, Canada	M4.1	38 km
Aug 6, 2000	7 km SSW of La Minerve, Canada	M4.0	54 km
Nov 17, 1992	16 km ENE of Saint-André-Avellin, Canada	M4.0	39 km
Feb 25, 2006	4 km NE of Thurso, Canada	M4.0	22 km
Jul 30, 1993	1 km NE of Salaberry-de-Valleyfield, Canada	M3.9	113 km
Oct 7, 1990	21 km WNW of La Minerve, Canada	M3.9	61 km
Mar 6, 1991	49 km NNW of Fort-Coulonge, Canada	M3.9	129 km
Mar 16, 2011	6 km ENE of Hawkesbury, Canada	M3.9	67 km
Sep 18, 2011	1 km E of Thurso, Canada	M3.8	23 km
Jul 30, 1998	0 km ENE of Lac-Simon, Canada	M3.8	64 km
Sep 23, 1993	11 km SE of La Conception, Canada	M3.8	66 km
Oct 6, 2000	1 km WSW of Ormstown, Canada	M3.8	128 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 15.0 m (49 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1908	NOTRE DAME DE LA SALETTE	Meteorological	15.0 m	33	19 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	9°F (-13°C)	3.0 in	Coldest
February	12°F (-11°C)	2.8 in	Driest
March	23°F (-5°C)	2.8 in
April	38°F (3°C)	3.3 in
May	52°F (11°C)	3.8 in
June	61°F (16°C)	3.9 in
July	66°F (19°C)	3.7 in	Warmest
August	64°F (18°C)	4.4 in	Wettest
September	56°F (13°C)	4.0 in
October	44°F (7°C)	4.2 in
November	32°F (0°C)	3.9 in
December	17°F (-8°C)	3.2 in

Mulgrave-et-Derry has a seasonal temperature swing of 57°F / from 9°F in January to 66°F in July. Total annual precipitation is 42.9 inches, with August being the wettest month (4.4") and February the driest (2.8").

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