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Weather & Climate in North Frontenac, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
North Frontenac has a cool climate with an average annual temperature of 41°F (5°C). Winters average 12°F in January while summers reach 66°F in July. The area gets 267 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 38.0 inches. The area receives 14.8 inches of snow annually. The city sits at an elevation of 906 feet.
Temperature
12°F Jan (-11°C)
66°F Jul (19°C)
| Annual Average | 41.1°F |
| 24% below US avg | |
| January Average | 12°F (-11°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 267 days/yr |
Geography
| Elevation | 906 ft (276 m) |
| Area | 447.1 sq mi (1,158.0 km²) |
| Population Density | 5/sq mi |
| Coordinates | 44.9851°N, 76.8796°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
73 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 | 148 km | 19 km |
| May 17, 2013 | 20 km NNE of Shawville, Canada | M5.1 | 95 km | 13 km |
| Feb 25, 2006 | 4 km NE of Thurso, Canada | M4.0 | 150 km | 11 km |
| Mar 6, 1991 | 49 km NNW of Fort-Coulonge, Canada | M3.9 | 144 km | 18 km |
| Sep 18, 2011 | 1 km E of Thurso, Canada | M3.8 | 146 km | 5 km |
| Feb 26, 1998 | 33 km SW of Saint-Raphaël, Canada | M3.7 | 127 km | 18 km |
| May 17, 2013 | 20 km NNE of Shawville, Canada | M3.6 | 95 km | 11 km |
| Oct 20, 2013 | 34 km SSW of Petawawa, Canada | M3.6 | 83 km | 18 km |
| Apr 23, 2023 | New York | M3.6 | 142 km | 9 km |
| May 14, 2016 | 8 km NW of Petawawa, Canada | M3.5 | 114 km | 18 km |
| May 28, 2002 | 11 km WNW of Shawville, Canada | M3.4 | 75 km | 18 km |
| Jun 29, 2024 | 14 km W of Ellisburg, New York | M3.3 | 147 km | 5 km |
| Jun 23, 2010 | 28 km NNE of Val-des-Monts, Canada | M3.3 | 147 km | 23 km |
| Jun 11, 2008 | 6 km NNE of Buckingham, Canada | M3.3 | 138 km | 18 km |
| Jul 4, 2005 | 45 km NNW of Fort-Coulonge, Canada | M3.3 | 140 km | 13 km |
| Jun 24, 2010 | 27 km NNE of Val-des-Monts, Canada | M3.2 | 145 km | 17 km |
| Sep 9, 2015 | 20 km NNE of Shawville, Canada | M3.2 | 96 km | 10 km |
| Jun 23, 2010 | 29 km NNE of Val-des-Monts, Canada | M3.1 | 148 km | 18 km |
| Oct 3, 2009 | 18 km NNE of Pembroke, Canada | M3.1 | 110 km | 18 km |
| May 8, 2009 | 9 km E of Constance Bay, Canada | M3.1 | 92 km | 21 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 | 133 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 12°F (-11°C) | 3.2 in | Coldest |
| February | 15°F (-10°C) | 2.0 in | Driest |
| March | 25°F (-4°C) | 2.7 in | |
| April | 39°F (4°C) | 2.6 in | |
| May | 52°F (11°C) | 3.2 in | |
| June | 61°F (16°C) | 4.0 in | Wettest |
| July | 66°F (19°C) | 3.1 in | Warmest |
| August | 65°F (18°C) | 3.2 in | |
| September | 57°F (14°C) | 4.0 in | |
| October | 46°F (8°C) | 3.2 in | |
| November | 34°F (1°C) | 4.0 in | |
| December | 21°F (-6°C) | 2.8 in |
North Frontenac has a seasonal temperature swing of 54°F / from 12°F in January to 66°F in July. Total annual precipitation is 38.1 inches, with June being the wettest month (4.0") and February the driest (2.0").