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Weather & Climate in Munster, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Munster has a cool climate with an average annual temperature of 42°F (6°C). Winters average 13°F in January while summers reach 68°F in July. The area gets 272 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 35.1 inches. The area receives 13.0 inches of snow annually. The city sits at an elevation of 413 feet.
Temperature
13°F Jan (-11°C)
68°F Jul (20°C)
| Annual Average | 42.2°F |
| 22% below US avg | |
| January Average | 13°F (-11°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 272 days/yr |
Geography
| Elevation | 413 ft (126 m) |
| Area | 1,398.4 sq mi (3,621.8 km²) |
| Population Density | 1/sq mi |
| Coordinates | 45.1648°N, 75.9396°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
149 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 | 88 km | 19 km |
| May 17, 2013 | 20 km NNE of Shawville, Canada | M5.1 | 73 km | 13 km |
| Oct 19, 1990 | 11 km SW of Mont-Laurier, Canada | M4.6 | 148 km | 13 km |
| Mar 14, 1996 | 7 km WNW of Saint-Adolphe-d'Howard, Canada | M4.5 | 149 km | 18 km |
| May 17, 1991 | 7 km WNW of Rigaud, Canada | M4.4 | 126 km | 18 km |
| May 24, 1997 | 6 km W of Saint-Adolphe-d'Howard, Canada | M4.2 | 149 km | 10 km |
| Oct 31, 1999 | 7 km SW of Morin-Heights, Canada | M4.2 | 147 km | 18 km |
| Apr 18, 1998 | 4 km N of Plantagenet, Canada | M4.1 | 87 km | 18 km |
| Aug 6, 2000 | 7 km SSW of La Minerve, Canada | M4.0 | 137 km | 18 km |
| Nov 17, 1992 | 16 km ENE of Saint-André-Avellin, Canada | M4.0 | 107 km | 18 km |
| Feb 25, 2006 | 4 km NE of Thurso, Canada | M4.0 | 77 km | 11 km |
| Jul 30, 1993 | 1 km NE of Salaberry-de-Valleyfield, Canada | M3.9 | 143 km | 8 km |
| Oct 7, 1990 | 21 km WNW of La Minerve, Canada | M3.9 | 141 km | 18 km |
| Mar 6, 1991 | 49 km NNW of Fort-Coulonge, Canada | M3.9 | 144 km | 18 km |
| Mar 16, 2011 | 6 km ENE of Hawkesbury, Canada | M3.9 | 121 km | 10 km |
| Sep 18, 2011 | 1 km E of Thurso, Canada | M3.8 | 73 km | 5 km |
| Sep 23, 1993 | 11 km SE of La Conception, Canada | M3.8 | 144 km | 18 km |
| Jul 30, 1998 | 0 km ENE of Lac-Simon, Canada | M3.8 | 145 km | 10 km |
| Nov 6, 2012 | Ontario-Quebec border region, Canada | M3.7 | 116 km | 11 km |
| Sep 12, 1995 | 8 km S of Brownsburg-Chatham, Canada | M3.7 | 128 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 | 72 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 13°F (-11°C) | 2.5 in | Coldest |
| February | 15°F (-9°C) | 2.1 in | Driest |
| March | 26°F (-3°C) | 2.2 in | |
| April | 41°F (5°C) | 2.6 in | |
| May | 54°F (12°C) | 3.0 in | |
| June | 63°F (17°C) | 3.3 in | |
| July | 68°F (20°C) | 3.5 in | Warmest |
| August | 67°F (19°C) | 3.2 in | |
| September | 58°F (14°C) | 3.5 in | Wettest |
| October | 47°F (8°C) | 3.0 in | |
| November | 35°F (2°C) | 3.3 in | |
| December | 21°F (-6°C) | 2.9 in |
Munster has a seasonal temperature swing of 56°F / from 13°F in January to 68°F in July. Total annual precipitation is 35.1 inches, with September being the wettest month (3.5") and February the driest (2.1").