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Weather & Climate in Simcoe, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Simcoe experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 32°F in January while summers reach 71°F in July. The area gets 250 sunny days per year, above the national average. Annual precipitation totals 41.3 inches. The area receives 31.6 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 689 feet.
Temperature
32°F Jan (-0°C)
71°F Jul (22°C)
| Annual Average | 50.2°F |
| 7% below US avg | |
| January Average | 32°F (-0°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 250 days/yr |
Geography
| Elevation | 689 ft (210 m) |
| Area | 812.0 sq mi (2,103.1 km²) |
| Population Density | 17/sq mi |
| Coordinates | 42.8334°N, 80.2997°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
32 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Sep 25, 1998 | 2 km SW of Adamsville, Pennsylvania | M4.5 | 149 km | 5 km |
| Jan 26, 2001 | 8 km NNW of Edgewood, Ohio | M3.9 | 107 km | 5 km |
| Feb 6, 2023 | 1 km NE of West Seneca, New York | M3.8 | 124 km | 6 km |
| Nov 26, 1999 | 14 km ESE of Centennial Scarborough, Canada | M3.8 | 144 km | 13 km |
| Jun 30, 2003 | 6 km NW of Perry, Ohio | M3.6 | 137 km | 5 km |
| Oct 16, 1993 | 8 km SSE of Madison, Ohio | M3.6 | 139 km | 5 km |
| Aug 28, 2023 | 7 km SE of Madison, Ohio | M3.6 | 135 km | 5 km |
| Mar 15, 1992 | 15 km NW of North Perry, Ohio | M3.5 | 129 km | 5 km |
| Jun 20, 2006 | 9 km WNW of North Perry, Ohio | M3.5 | 134 km | 5 km |
| Jun 3, 2001 | 3 km N of Edgewood, Ohio | M3.4 | 110 km | 5 km |
| Jun 30, 2004 | 2 km WNW of Madison, Ohio | M3.3 | 134 km | 5 km |
| Jul 1, 2013 | 5 km NNW of Fairport Harbor, Ohio | M3.2 | 142 km | 5 km |
| Mar 11, 2006 | 8 km NNW of Mentor-on-the-Lake, Ohio | M3.1 | 148 km | 5 km |
| May 24, 2000 | 4 km ENE of Centennial Scarborough, Canada | M3.1 | 145 km | 18 km |
| May 8, 2018 | 14 km SSE of Ajax, Canada | M3.0 | 148 km | 5 km |
| May 25, 1995 | 3 km NW of Amherst, New York | M3.0 | 121 km | 5 km |
| Apr 25, 2010 | 2 km WNW of Madison, Ohio | M3.0 | 134 km | 5 km |
| Jun 16, 2004 | 11 km NNW of Angola on the Lake, New York | M2.9 | 100 km | 6 km |
| Feb 23, 1995 | 3 km W of Ashtabula, Ohio | M2.9 | 116 km | 5 km |
| Sep 22, 1999 | 16 km NW of Mentor-on-the-Lake, Ohio | M2.8 | 148 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: 2.7 m (9 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1823 | LAKE ERIE | Unknown | 2.7 m | - | 83 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (-0°C) | 2.4 in | |
| February | 23°F (-5°C) | 2.1 in | Coldest, Driest |
| March | 32°F (0°C) | 2.9 in | |
| April | 44°F (7°C) | 3.3 in | |
| May | 56°F (13°C) | 3.0 in | |
| June | 65°F (18°C) | 3.2 in | |
| July | 71°F (22°C) | 3.3 in | Warmest |
| August | 68°F (20°C) | 3.2 in | |
| September | 61°F (16°C) | 3.5 in | Wettest |
| October | 50°F (10°C) | 2.9 in | |
| November | 39°F (4°C) | 3.5 in | |
| December | 28°F (-2°C) | 3.3 in |
Simcoe has a seasonal temperature swing of 48°F / from 23°F in February to 71°F in July. Total annual precipitation is 36.6 inches, with September being the wettest month (3.5") and February the driest (2.1").