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Weather & Climate in Mulmur, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mulmur has a cool climate with an average annual temperature of 42°F (6°C). Winters average 17°F in January while summers reach 66°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 35.4 inches. The area receives 12.8 inches of snow annually. The city sits at an elevation of 1,165 feet.
Temperature
17°F Jan (-9°C)
66°F Jul (19°C)
| Annual Average | 42.2°F |
| 22% below US avg | |
| January Average | 17°F (-9°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 272 days/yr |
Geography
| Elevation | 1,165 ft (355 m) |
| Area | 110.5 sq mi (286.2 km²) |
| Population Density | 32/sq mi |
| Coordinates | 44.1183°N, 80.0107°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
11 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Nov 26, 1999 | 14 km ESE of Centennial Scarborough, Canada | M3.8 | 93 km | 13 km |
| May 24, 2000 | 4 km ENE of Centennial Scarborough, Canada | M3.1 | 81 km | 18 km |
| May 8, 2018 | 14 km SSE of Ajax, Canada | M3.0 | 95 km | 5 km |
| Aug 4, 2004 | 30 km SSW of Cobourg, Canada | M3.0 | 148 km | 5 km |
| Mar 28, 2005 | 16 km NW of Virgil, Canada | M2.8 | 106 km | 7 km |
| Dec 21, 2009 | 10 km NNE of Olcott, New York | M2.7 | 133 km | 8 km |
| Sep 20, 2009 | 20 km ESE of Oakville, Canada | M2.6 | 93 km | 4 km |
| Jul 11, 2017 | 11 km NNW of Barker, New York | M2.5 | 137 km | 5 km |
| Jul 29, 2012 | 17 km SSW of Parry Sound, Canada | M2.5 | 119 km | 5 km |
| May 17, 2010 | 19 km WNW of Gravenhurst, Canada | M2.5 | 105 km | 5 km |
| Feb 13, 2014 | 34 km N of Lyndonville, New York | M2.5 | 140 km | 5 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 |
| 1855 | OWEN SOUND, LAKE HURON | Unknown | 2.7 m | — | 126 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 17°F (-9°C) | 2.5 in | Coldest |
| February | 17°F (-8°C) | 2.2 in | Driest |
| March | 26°F (-3°C) | 2.2 in | |
| April | 39°F (4°C) | 2.7 in | |
| May | 52°F (11°C) | 3.4 in | |
| June | 61°F (16°C) | 3.4 in | |
| July | 66°F (19°C) | 3.1 in | Warmest |
| August | 65°F (18°C) | 3.5 in | Wettest |
| September | 58°F (14°C) | 3.5 in | |
| October | 47°F (8°C) | 3.0 in | |
| November | 35°F (2°C) | 3.4 in | |
| December | 24°F (-5°C) | 2.5 in |
Mulmur has a seasonal temperature swing of 50°F / from 17°F in January to 66°F in July. Total annual precipitation is 35.4 inches, with August being the wettest month (3.5") and February the driest (2.2").