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Weather & Climate in L'Île-Cadieux, QC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
L'Île-Cadieux has a cool climate with an average annual temperature of 43°F (6°C). Winters average 13°F in January while summers reach 69°F in July. The area gets 264 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 39.7 inches. The area receives 14.7 inches of snow annually. The city sits at an elevation of 112 feet.
Temperature
13°F Jan (-11°C)
69°F Jul (21°C)
| Annual Average | 42.6°F |
| 21% below US avg | |
| January Average | 13°F (-11°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 264 days/yr |
Geography
| Elevation | 112 ft (34 m) |
| Area | 0.2 sq mi (0.6 km²) |
| Population Density | 530/sq mi |
| Coordinates | 45.4313°N, 74.0218°W |
| Timezone | America/Montreal |
Precipitation & Snow
Air Quality
Earthquake History
178 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 | 124 km | 19 km |
| Apr 20, 2002 | 8 km NNW of Au Sable Forks, New York | M5.3 | 105 km | 5 km |
| Mar 14, 1996 | 7 km WNW of Saint-Adolphe-d'Howard, Canada | M4.5 | 70 km | 18 km |
| May 17, 1991 | 7 km WNW of Rigaud, Canada | M4.4 | 31 km | 18 km |
| Oct 31, 1999 | 7 km SW of Morin-Heights, Canada | M4.2 | 52 km | 18 km |
| May 24, 1997 | 6 km W of Saint-Adolphe-d'Howard, Canada | M4.2 | 68 km | 10 km |
| Apr 18, 1998 | 4 km N of Plantagenet, Canada | M4.1 | 77 km | 18 km |
| Nov 17, 1992 | 16 km ENE of Saint-André-Avellin, Canada | M4.0 | 75 km | 18 km |
| Aug 6, 2000 | 7 km SSW of La Minerve, Canada | M4.0 | 112 km | 18 km |
| Feb 25, 2006 | 4 km NE of Thurso, Canada | M4.0 | 94 km | 11 km |
| Oct 10, 2012 | 7 km ESE of Verchères, Canada | M3.9 | 69 km | 9 km |
| Jul 30, 1993 | 1 km NE of Salaberry-de-Valleyfield, Canada | M3.9 | 21 km | 8 km |
| Oct 7, 1990 | 21 km WNW of La Minerve, Canada | M3.9 | 134 km | 18 km |
| Mar 16, 2011 | 6 km ENE of Hawkesbury, Canada | M3.9 | 45 km | 10 km |
| Sep 18, 2011 | 1 km E of Thurso, Canada | M3.8 | 96 km | 5 km |
| Jul 5, 1991 | 7 km WSW of Sainte-Martine, Canada | M3.8 | 24 km | 18 km |
| Jul 30, 1998 | 0 km ENE of Lac-Simon, Canada | M3.8 | 98 km | 10 km |
| Sep 23, 1993 | 11 km SE of La Conception, Canada | M3.8 | 84 km | 18 km |
| Nov 16, 1993 | 5 km SSE of Saint-Édouard, Canada | M3.8 | 50 km | 17 km |
| Feb 11, 2002 | 2 km WNW of Notre-Dame-des-Prairies, Canada | M3.8 | 82 km | 10 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 | 128 km |
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
1 wildfire (100+ acres) recorded within 100 km. Largest: FLAT ROCK FIRE (658 acres, 2018).
| Year | Name | Acres Burned | Distance |
| 2018 | FLAT ROCK FIRE | 658 | 69 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 13°F (-11°C) | 3.0 in | Coldest |
| February | 15°F (-9°C) | 2.4 in | Driest |
| March | 26°F (-3°C) | 2.5 in | |
| April | 41°F (5°C) | 3.2 in | |
| May | 54°F (12°C) | 3.4 in | |
| June | 64°F (18°C) | 3.8 in | Wettest |
| July | 69°F (21°C) | 3.7 in | Warmest |
| August | 67°F (20°C) | 3.7 in | |
| September | 59°F (15°C) | 3.6 in | |
| October | 47°F (8°C) | 3.6 in | |
| November | 36°F (2°C) | 3.7 in | |
| December | 21°F (-6°C) | 3.1 in |
L'Île-Cadieux has a seasonal temperature swing of 56°F / from 13°F in January to 69°F in July. Total annual precipitation is 39.7 inches, with June being the wettest month (3.8") and February the driest (2.4").