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Weather & Climate in Armour, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Armour experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 21°F in January while summers reach 71°F in July. The area gets 276 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 33.0 inches. The area receives 8.8 inches of snow annually. The city sits at an elevation of 610 feet.
Temperature
21°F Jan (-6°C)
71°F Jul (22°C)
| Annual Average | 46.6°F |
| 14% below US avg | |
| January Average | 21°F (-6°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 276 days/yr |
Geography
| Elevation | 610 ft (186 m) |
| Area | 63.1 sq mi (163.5 km²) |
| Population Density | 23/sq mi |
| Coordinates | 43.7439°N, 79.4309°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
18 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 | 35 km | 13 km |
| Feb 6, 2023 | 1 km NE of West Seneca, New York | M3.8 | 111 km | 6 km |
| Dec 25, 1998 | 23 km SE of Cobourg, Canada | M3.6 | 121 km | 18 km |
| May 24, 2000 | 4 km ENE of Centennial Scarborough, Canada | M3.1 | 28 km | 18 km |
| May 8, 2018 | 14 km SSE of Ajax, Canada | M3.0 | 39 km | 5 km |
| May 25, 1995 | 3 km NW of Amherst, New York | M3.0 | 96 km | 5 km |
| Aug 4, 2004 | 30 km SSW of Cobourg, Canada | M3.0 | 95 km | 5 km |
| Jul 19, 2007 | 27 km S of Cobourg, Canada | M3.0 | 99 km | 5 km |
| Jun 16, 2004 | 11 km NNW of Angola on the Lake, New York | M2.9 | 113 km | 6 km |
| Jun 5, 2009 | 4 km SSE of Attica, New York | M2.9 | 140 km | 5 km |
| Mar 28, 2005 | 16 km NW of Virgil, Canada | M2.8 | 49 km | 7 km |
| Mar 8, 2008 | 5 km ENE of Clarence Center, New York | M2.7 | 106 km | 6 km |
| Dec 21, 2009 | 10 km NNE of Olcott, New York | M2.7 | 71 km | 8 km |
| Mar 29, 2020 | 11 km N of Lyndonville, New York | M2.6 | 93 km | 5 km |
| Sep 20, 2009 | 20 km ESE of Oakville, Canada | M2.6 | 40 km | 4 km |
| Jul 11, 2017 | 11 km NNW of Barker, New York | M2.5 | 76 km | 5 km |
| May 17, 2010 | 19 km WNW of Gravenhurst, Canada | M2.5 | 141 km | 5 km |
| Feb 13, 2014 | 34 km N of Lyndonville, New York | M2.5 | 84 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 21°F (-6°C) | 2.2 in | Coldest |
| February | 23°F (-5°C) | 2.0 in | Driest |
| March | 32°F (-0°C) | 2.1 in | |
| April | 44°F (6°C) | 2.8 in | |
| May | 56°F (13°C) | 3.0 in | |
| June | 65°F (18°C) | 3.0 in | |
| July | 71°F (22°C) | 3.0 in | Warmest |
| August | 69°F (21°C) | 3.3 in | |
| September | 62°F (16°C) | 3.4 in | Wettest |
| October | 50°F (10°C) | 2.7 in | |
| November | 39°F (4°C) | 3.2 in | |
| December | 28°F (-2°C) | 2.6 in |
Armour has a seasonal temperature swing of 49°F / from 21°F in January to 71°F in July. Total annual precipitation is 33.1 inches, with September being the wettest month (3.4") and February the driest (2.0").