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Weather & Climate in Almonte, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Almonte has a cool climate with an average annual temperature of 42°F (5°C). Winters average 12°F in January while summers reach 68°F in July. The area gets 278 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 32.2 inches. The area receives 11.5 inches of snow annually. The city sits at an elevation of 436 feet.
Temperature
12°F Jan (-11°C)
68°F Jul (20°C)
| Annual Average | 41.6°F |
| 23% below US avg | |
| January Average | 12°F (-11°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 278 days/yr |
Geography
| Elevation | 436 ft (133 m) |
| Area | 298.0 sq mi (771.9 km²) |
| Population Density | 17/sq mi |
| Coordinates | 45.2299°N, 76.1959°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
128 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| Jun 23, 2010 | 29 km NNE of Val-des-Monts, Canada | M5.4 | 92 km | 19 km |
| May 17, 2013 | 20 km NNE of Shawville, Canada | M5.1 | 60 km | 13 km |
| Oct 19, 1990 | 11 km SW of Mont-Laurier, Canada | M4.6 | 146 km | 13 km |
| May 17, 1991 | 7 km WNW of Rigaud, Canada | M4.4 | 144 km | 18 km |
| Dec 25, 1993 | 9 km WSW of Mont-Laurier, Canada | M4.3 | 149 km | 18 km |
| Apr 18, 1998 | 4 km N of Plantagenet, Canada | M4.1 | 102 km | 18 km |
| Aug 6, 2000 | 7 km SSW of La Minerve, Canada | M4.0 | 143 km | 18 km |
| Nov 17, 1992 | 16 km ENE of Saint-André-Avellin, Canada | M4.0 | 120 km | 18 km |
| Feb 25, 2006 | 4 km NE of Thurso, Canada | M4.0 | 89 km | 11 km |
| Mar 6, 1991 | 49 km NNW of Fort-Coulonge, Canada | M3.9 | 128 km | 18 km |
| Oct 7, 1990 | 21 km WNW of La Minerve, Canada | M3.9 | 144 km | 18 km |
| Mar 16, 2011 | 6 km ENE of Hawkesbury, Canada | M3.9 | 136 km | 10 km |
| Sep 18, 2011 | 1 km E of Thurso, Canada | M3.8 | 86 km | 5 km |
| Nov 6, 2012 | Ontario-Quebec border region, Canada | M3.7 | 132 km | 11 km |
| Feb 26, 1998 | 33 km SW of Saint-Raphaël, Canada | M3.7 | 94 km | 18 km |
| Sep 12, 1995 | 8 km S of Brownsburg-Chatham, Canada | M3.7 | 144 km | 18 km |
| May 17, 2013 | 20 km NNE of Shawville, Canada | M3.6 | 60 km | 11 km |
| Oct 20, 2013 | 34 km SSW of Petawawa, Canada | M3.6 | 107 km | 18 km |
| Nov 2, 2009 | 5 km S of Lac-Simon, Canada | M3.6 | 149 km | 4 km |
| May 6, 1993 | 27 km S of Mont-Laurier, Canada | M3.5 | 131 km | 18 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
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 | 76 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 12°F (-11°C) | 2.2 in | Coldest |
| February | 14°F (-10°C) | 1.8 in | Driest |
| March | 25°F (-4°C) | 2.2 in | |
| April | 40°F (4°C) | 2.6 in | |
| May | 53°F (12°C) | 2.7 in | |
| June | 63°F (17°C) | 3.0 in | |
| July | 68°F (20°C) | 3.4 in | Warmest, Wettest |
| August | 66°F (19°C) | 3.1 in | |
| September | 58°F (14°C) | 3.1 in | |
| October | 46°F (8°C) | 2.8 in | |
| November | 35°F (1°C) | 2.8 in | |
| December | 20°F (-7°C) | 2.4 in |
Almonte has a seasonal temperature swing of 57°F / from 12°F in January to 68°F in July. Total annual precipitation is 32.2 inches, with July being the wettest month (3.4") and February the driest (1.8").