All Countries
Weather & Climate in Rideau Lakes, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rideau Lakes has a cool climate with an average annual temperature of 43°F (6°C). Winters average 15°F in January while summers reach 68°F in July. The area gets 270 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 36.5 inches. The area receives 10.3 inches of snow annually. The city sits at an elevation of 463 feet.
Temperature
15°F Jan (-10°C)
68°F Jul (20°C)
| Annual Average | 43.1°F |
| 20% below US avg | |
| January Average | 15°F (-10°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 270 days/yr |
Geography
| Elevation | 463 ft (141 m) |
| Area | 274.8 sq mi (711.8 km²) |
| Population Density | 40/sq mi |
| Coordinates | 44.6957°N, 76.2571°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
80 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 | 146 km | 19 km |
| May 17, 2013 | 20 km NNE of Shawville, Canada | M5.1 | 118 km | 13 km |
| Apr 18, 1998 | 4 km N of Plantagenet, Canada | M4.1 | 139 km | 18 km |
| Feb 25, 2006 | 4 km NE of Thurso, Canada | M4.0 | 133 km | 11 km |
| Sep 18, 2011 | 1 km E of Thurso, Canada | M3.8 | 129 km | 5 km |
| May 17, 2013 | 20 km NNE of Shawville, Canada | M3.6 | 118 km | 11 km |
| Oct 20, 2013 | 34 km SSW of Petawawa, Canada | M3.6 | 138 km | 18 km |
| Apr 23, 2023 | New York | M3.6 | 94 km | 9 km |
| May 28, 2002 | 11 km WNW of Shawville, Canada | M3.4 | 108 km | 18 km |
| Jun 23, 2010 | 28 km NNE of Val-des-Monts, Canada | M3.3 | 144 km | 23 km |
| Jun 29, 2024 | 14 km W of Ellisburg, New York | M3.3 | 108 km | 5 km |
| Jun 11, 2008 | 6 km NNE of Buckingham, Canada | M3.3 | 125 km | 18 km |
| Jun 24, 2010 | 27 km NNE of Val-des-Monts, Canada | M3.2 | 143 km | 17 km |
| Jul 31, 1997 | 0 km WSW of Lyons Falls, New York | M3.2 | 139 km | 5 km |
| Aug 24, 2011 | 13 km ENE of Saint Regis Falls, New York | M3.2 | 148 km | 5 km |
| Sep 9, 2015 | 20 km NNE of Shawville, Canada | M3.2 | 120 km | 10 km |
| Jun 23, 2010 | 29 km NNE of Val-des-Monts, Canada | M3.1 | 145 km | 18 km |
| May 8, 2009 | 9 km E of Constance Bay, Canada | M3.1 | 92 km | 21 km |
| Jul 31, 2017 | 30 km NNE of Val-des-Monts, Canada | M3.1 | 146 km | 22 km |
| May 17, 2013 | 21 km NNE of Shawville, Canada | M3.1 | 119 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 | 130 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 15°F (-10°C) | 2.8 in | Coldest |
| February | 17°F (-9°C) | 2.3 in | Driest |
| March | 27°F (-3°C) | 2.4 in | |
| April | 41°F (5°C) | 2.8 in | |
| May | 54°F (12°C) | 3.2 in | |
| June | 63°F (17°C) | 3.3 in | |
| July | 68°F (20°C) | 3.0 in | Warmest |
| August | 67°F (19°C) | 3.3 in | |
| September | 59°F (15°C) | 3.9 in | Wettest |
| October | 48°F (9°C) | 3.2 in | |
| November | 37°F (3°C) | 3.5 in | |
| December | 23°F (-5°C) | 2.8 in |
Rideau Lakes has a seasonal temperature swing of 54°F / from 15°F in January to 68°F in July. Total annual precipitation is 36.5 inches, with September being the wettest month (3.9") and February the driest (2.3").