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Weather & Climate in Saint-Boniface, QC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint-Boniface has a cool climate with an average annual temperature of 38°F (3°C). Winters average 6°F in January while summers reach 65°F in July. The area gets 268 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 37.2 inches. The area receives 13.3 inches of snow annually. The city sits at an elevation of 820 feet.
Temperature
6°F Jan (-14°C)
65°F Jul (18°C)
| Annual Average | 38.0°F |
| 30% below US avg | |
| January Average | 6°F (-14°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 268 days/yr |
Geography
| Elevation | 820 ft (250 m) |
| Area | 41.5 sq mi (107.4 km²) |
| Population Density | 124/sq mi |
| Coordinates | 46.5001°N, 75.9826°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
148 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 | 79 km | 19 km |
| May 17, 2013 | 20 km NNE of Shawville, Canada | M5.1 | 87 km | 13 km |
| Oct 19, 1990 | 11 km SW of Mont-Laurier, Canada | M4.6 | 30 km | 13 km |
| Jun 16, 1991 | 78 km NW of Saint-Boniface, Canada | M4.5 | 78 km | 18 km |
| Mar 14, 1996 | 7 km WNW of Saint-Adolphe-d'Howard, Canada | M4.5 | 132 km | 18 km |
| Dec 25, 1993 | 9 km WSW of Mont-Laurier, Canada | M4.3 | 29 km | 18 km |
| Oct 31, 1999 | 7 km SW of Morin-Heights, Canada | M4.2 | 147 km | 18 km |
| Oct 12, 2003 | 63 km NNW of Saint-Boniface, Canada | M4.2 | 64 km | 18 km |
| May 24, 1997 | 6 km W of Saint-Adolphe-d'Howard, Canada | M4.2 | 133 km | 10 km |
| Apr 18, 1998 | 4 km N of Plantagenet, Canada | M4.1 | 129 km | 18 km |
| Nov 15, 1990 | 72 km NNW of Saint-Boniface, Canada | M4.1 | 72 km | 18 km |
| Aug 6, 2000 | 7 km SSW of La Minerve, Canada | M4.0 | 85 km | 18 km |
| Nov 17, 1992 | 16 km ENE of Saint-André-Avellin, Canada | M4.0 | 119 km | 18 km |
| Feb 25, 2006 | 4 km NE of Thurso, Canada | M4.0 | 114 km | 11 km |
| Mar 19, 2001 | 65 km NNW of Saint-Boniface, Canada | M3.9 | 65 km | 18 km |
| Oct 7, 1990 | 21 km WNW of La Minerve, Canada | M3.9 | 64 km | 18 km |
| Mar 6, 1991 | 49 km NNW of Fort-Coulonge, Canada | M3.9 | 73 km | 18 km |
| Mar 16, 2011 | 6 km ENE of Hawkesbury, Canada | M3.9 | 149 km | 10 km |
| Sep 18, 2011 | 1 km E of Thurso, Canada | M3.8 | 115 km | 5 km |
| Jul 30, 1998 | 0 km ENE of Lac-Simon, Canada | M3.8 | 103 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 | 86 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 6°F (-14°C) | 2.4 in | Coldest |
| February | 10°F (-12°C) | 2.1 in | Driest |
| March | 22°F (-6°C) | 2.6 in | |
| April | 37°F (3°C) | 2.5 in | |
| May | 51°F (11°C) | 3.1 in | |
| June | 60°F (16°C) | 3.6 in | |
| July | 65°F (18°C) | 3.8 in | Warmest |
| August | 63°F (17°C) | 3.9 in | Wettest |
| September | 55°F (13°C) | 3.5 in | |
| October | 43°F (6°C) | 3.5 in | |
| November | 31°F (-1°C) | 3.3 in | |
| December | 14°F (-10°C) | 2.9 in |
Saint-Boniface has a seasonal temperature swing of 58°F / from 6°F in January to 65°F in July. Total annual precipitation is 37.2 inches, with August being the wettest month (3.9") and February the driest (2.1").