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. 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) |
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").