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Weather & Climate in Carson City, MI
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Carson City experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 22°F in January while summers reach 71°F in July. The area gets 260 sunny days per year, above the national average. Annual precipitation totals 34.5 inches. The area receives 39.3 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 765 feet.
Temperature
22°F Jan (-6°C)
71°F Jul (22°C)
| Annual Average | 47.0°F |
| 13% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 765 ft (233 m) |
| Area | 1.1 sq mi (2.8 km²) |
| Population Density | 1,018/sq mi |
| Coordinates | 43.1815°N, 84.8452°W |
| Timezone | America/Detroit |
| County | Gratiot County County |
| Nearest Airport | Capital Region International (LAN) 31 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 54.1 / 100 |
| Social Vulnerability | 50.8 / 100 |
| Community Resilience | 85.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Very Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
3 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| May 2, 2015 | 5 km S of Galesburg, Michigan | M4.2 | 116 km | 4 km |
| Sep 2, 1994 | 5 km SSW of DeWitt, Michigan | M3.5 | 47 km | 5 km |
| Jun 30, 2015 | 5 km NNE of Burlington, Michigan | M3.3 | 116 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
365 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 136 fatalities, 1,369 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 8, 1953 | EF5 | 81 km | 18.9 mi | 116 |
| Apr 2, 1977 | EF4 | 85 km | 16.6 mi | 1 |
| Apr 21, 1967 | EF4 | 28 km | 12.0 mi | 0 |
| Apr 11, 1965 | EF4 | 89 km | 20.6 mi | 5 |
| Apr 11, 1965 | EF4 | 40 km | 21.0 mi | 1 |
| May 12, 1956 | EF4 | 97 km | 6.6 mi | 3 |
| Aug 24, 2007 | EF3 | 66 km | 6.5 mi | 0 |
| Jul 2, 1997 | EF3 | 91 km | 2.0 mi | 0 |
| Jul 2, 1997 | EF3 | 99 km | 1.7 mi | 1 |
| Jun 21, 1996 | EF3 | 90 km | 1.0 mi | 0 |
| Mar 27, 1991 | EF3 | 89 km | 2.0 mi | 0 |
| Aug 8, 1984 | EF3 | 95 km | 0.8 mi | 0 |
| Jun 12, 1984 | EF3 | 86 km | 48.0 mi | 0 |
| Apr 23, 1968 | EF3 | 77 km | 60.9 mi | 0 |
| Apr 21, 1967 | EF3 | 81 km | 13.6 mi | 0 |
| Apr 11, 1965 | EF3 | 70 km | 14.1 mi | 0 |
| Feb 28, 2024 | EF2 | 100 km | 5.7 mi | 0 |
| Aug 24, 2023 | EF2 | 73 km | 12.0 mi | 2 |
| Mar 14, 2019 | EF2 | 63 km | 18.2 mi | 0 |
| Jun 22, 2015 | EF2 | 90 km | 11.3 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-6°C) | 1.7 in | Coldest |
| February | 23°F (-5°C) | 1.4 in | Driest |
| March | 33°F (0°C) | 2.3 in | |
| April | 45°F (7°C) | 3.0 in | |
| May | 57°F (14°C) | 3.0 in | |
| June | 66°F (19°C) | 3.3 in | |
| July | 71°F (22°C) | 2.6 in | Warmest |
| August | 68°F (20°C) | 3.8 in | |
| September | 60°F (16°C) | 3.9 in | Wettest |
| October | 49°F (10°C) | 2.8 in | |
| November | 38°F (3°C) | 2.8 in | |
| December | 26°F (-3°C) | 2.3 in |
Carson City has a seasonal temperature swing of 49°F / from 22°F in January to 71°F in July. Total annual precipitation is 32.8 inches, with September being the wettest month (3.9") and February the driest (1.4").