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Weather & Climate in St. Clair Shores, MI
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
St. Clair Shores experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 24°F in January while summers reach 72°F in July. The area gets 260 sunny days per year, above the national average. Annual precipitation totals 35.8 inches. The area receives 27.9 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 600 feet.
Temperature
24°F Jan (-4°C)
72°F Jul (22°C)
| Annual Average | 48.5°F |
| 10% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 600 ft (183 m) |
| Area | 14.3 sq mi (37.0 km²) |
| Population Density | 4,990/sq mi |
| Coordinates | 42.4930°N, 82.8909°W |
| Timezone | America/Detroit |
| County | Macomb County County |
| Nearest Airport | Oakland County International (PTK) 29 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.7 / 100 |
| Social Vulnerability | 27.1 / 100 |
| Community Resilience | 80.7 / 100 |
Hazard Breakdown
| Tornado | Very High |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Very High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Very High |
| Drought | No Rating |
| Cold Wave | Very High |
| Landslide | Very Low |
| Coastal Flood | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
24 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.0.
| Jun 10, 2019 | 1 km NW of Timberlake, Ohio | M4.0 | 149 km | 2 km |
| Sep 2, 1994 | 5 km SSW of DeWitt, Michigan | M3.5 | 144 km | 5 km |
| Apr 20, 2018 | Michigan | M3.4 | 43 km | 3 km |
| Jan 9, 2008 | 6 km WNW of Mentor-on-the-Lake, Ohio | M3.1 | 148 km | 5 km |
| Mar 11, 2006 | 8 km NNW of Mentor-on-the-Lake, Ohio | M3.1 | 147 km | 5 km |
| Feb 23, 2011 | 18 km NE of Leamington, Canada | M3.0 | 53 km | 5 km |
| Apr 12, 2007 | 11 km NW of Put-in-Bay, Ohio | M2.8 | 86 km | 5 km |
| Jan 4, 2022 | 3 km NW of Timberlake, Ohio | M2.8 | 148 km | 5 km |
| Sep 22, 1999 | 16 km NW of Mentor-on-the-Lake, Ohio | M2.8 | 138 km | 18 km |
| Apr 28, 2002 | Ohio | M2.7 | 144 km | 5 km |
| May 14, 2010 | 1 km ENE of Gibsonburg, Ohio | M2.7 | 127 km | 5 km |
| Mar 8, 2013 | 5 km NNW of Timberlake, Ohio | M2.7 | 146 km | 5 km |
| Jun 10, 2010 | 8 km NW of Mentor-on-the-Lake, Ohio | M2.6 | 146 km | 5 km |
| Jan 6, 2006 | 10 km NW of Mentor-on-the-Lake, Ohio | M2.6 | 144 km | 5 km |
| Feb 10, 2006 | 6 km NW of Mentor-on-the-Lake, Ohio | M2.6 | 148 km | 5 km |
| May 14, 2017 | 18 km ENE of Leamington, Canada | M2.6 | 56 km | 5 km |
| May 20, 2023 | 3 km SSE of Walbridge, Ohio | M2.6 | 115 km | 6 km |
| Feb 17, 2013 | 31 km E of Leamington, Canada | M2.5 | 76 km | 5 km |
| May 23, 2022 | 2 km NNW of Corunna, Canada | M2.5 | 58 km | 5 km |
| Mar 8, 2010 | 7 km ENE of Grosse Ile, Michigan | M2.5 | 40 km | 18 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
264 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 30 fatalities, 805 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Mar 20, 1976 | EF4 | 44 km | 3.8 mi | 1 |
| May 8, 1964 | EF4 | 20 km | 3.3 mi | 11 |
| Jul 4, 1957 | EF4 | 69 km | 29.9 mi | 0 |
| May 12, 1956 | EF4 | 38 km | 6.8 mi | 0 |
| May 12, 1956 | EF4 | 86 km | 6.6 mi | 3 |
| Jun 8, 1953 | EF4 | 97 km | 5.4 mi | 4 |
| Jun 8, 1953 | EF4 | 77 km | 33.8 mi | 0 |
| May 21, 1953 | EF4 | 53 km | 10.0 mi | 2 |
| Mar 15, 2012 | EF3 | 88 km | 7.6 mi | 0 |
| Jul 2, 1997 | EF3 | 97 km | 1.7 mi | 1 |
| Sep 14, 1990 | EF3 | 48 km | 24.0 mi | 0 |
| Sep 2, 1984 | EF3 | 79 km | 15.6 mi | 0 |
| Aug 8, 1984 | EF3 | 87 km | 0.8 mi | 0 |
| May 2, 1983 | EF3 | 7 km | 23.0 mi | 0 |
| Mar 20, 1976 | EF3 | 24 km | 17.1 mi | 1 |
| Jul 14, 1974 | EF3 | 82 km | 1.0 mi | 0 |
| May 11, 1974 | EF3 | 91 km | 0.9 mi | 1 |
| Apr 3, 1974 | EF3 | 93 km | 0.3 mi | 0 |
| Aug 2, 1972 | EF3 | 49 km | 0.1 mi | 0 |
| Jul 4, 1969 | EF3 | 70 km | 13.9 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 1.5 m (5 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1952 | LAKE HURON, MI | Avalanche | 1.5 m | — | 79 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-4°C) | 1.9 in | Coldest, Driest |
| February | 27°F (-3°C) | 1.9 in | |
| March | 36°F (2°C) | 2.6 in | |
| April | 47°F (8°C) | 3.1 in | |
| May | 59°F (15°C) | 3.0 in | |
| June | 69°F (20°C) | 3.3 in | |
| July | 72°F (22°C) | 3.3 in | Warmest |
| August | 72°F (22°C) | 3.2 in | |
| September | 64°F (18°C) | 3.4 in | Wettest |
| October | 52°F (11°C) | 2.4 in | |
| November | 41°F (5°C) | 3.0 in | |
| December | 30°F (-1°C) | 2.8 in |
St. Clair Shores has a seasonal temperature swing of 48°F / from 24°F in January to 72°F in July. Total annual precipitation is 33.7 inches, with September being the wettest month (3.4") and January the driest (1.9").