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Weather & Climate in Stephenson, MI
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Stephenson has a cool climate with an average annual temperature of 43°F (6°C). Winters average 16°F in January while summers reach 68°F in July. The area gets 258 sunny days per year, above the national average. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 679 feet.
Temperature
16°F Jan (-9°C)
68°F Jul (20°C)
| Annual Average | 43.0°F |
| 20% below US avg | |
| January Average | 16°F (-9°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 258 days/yr |
Geography
| Elevation | 679 ft (207 m) |
| Area | 1.1 sq mi (2.8 km²) |
| Population Density | 854/sq mi |
| Coordinates | 45.4137°N, 87.6091°W |
| Timezone | America/Detroit |
| County | Menominee County County |
| Nearest Airport | Menominee Regional (MNM) 20 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 44.4 / 100 |
| Social Vulnerability | 72.1 / 100 |
| Community Resilience | 83.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | No Rating |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.9.
| Aug 2, 2024 | 38 km ESE of Sturgeon Bay, Wisconsin | M2.9 | 97 km | 11 km |
| Jan 7, 2024 | 3 km NE of Mole Lake, Wisconsin | M2.5 | 105 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
85 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 4 fatalities, 28 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Aug 19, 1968 | EF4 | 52 km | 21.8 mi | 2 |
| Aug 23, 1998 | EF3 | 49 km | 5.1 mi | 0 |
| May 28, 1991 | EF3 | 12 km | 10.0 mi | 0 |
| Jul 11, 1987 | EF3 | 45 km | 71.0 mi | 0 |
| Jul 4, 1986 | EF3 | 47 km | 24.3 mi | 0 |
| Jun 15, 2022 | EF2 | 53 km | 1.9 mi | 0 |
| Apr 10, 2011 | EF2 | 98 km | 12.0 mi | 0 |
| Jul 19, 1992 | EF2 | 67 km | 0.2 mi | 0 |
| May 28, 1991 | EF2 | 35 km | 12.0 mi | 0 |
| Jun 8, 1985 | EF2 | 69 km | 5.0 mi | 0 |
| Jun 14, 1981 | EF2 | 86 km | 2.6 mi | 0 |
| Jun 16, 1979 | EF2 | 80 km | 15.2 mi | 0 |
| Apr 21, 1974 | EF2 | 39 km | 2.7 mi | 0 |
| Sep 16, 1972 | EF2 | 89 km | 66.2 mi | 0 |
| Jul 20, 1972 | EF2 | 81 km | 0.8 mi | 0 |
| Apr 22, 1970 | EF2 | 93 km | 11.2 mi | 0 |
| Apr 22, 1970 | EF2 | 91 km | 9.5 mi | 0 |
| Jun 30, 1968 | EF2 | 90 km | 1.0 mi | 0 |
| Jun 4, 1966 | EF2 | 77 km | 4.9 mi | 0 |
| Jun 4, 1966 | EF2 | 75 km | 5.4 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
2 wildfires (100+ acres) recorded within 100 km. Largest: MARQUETTE13 (2,491 acres, 1986).
| Year | Name | Acres Burned | Distance |
| 1986 | MARQUETTE13 | 2,491 | 91 km |
| 2019 | DUTCH MILL | 551 | 87 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 16°F (-9°C) | 1.5 in | Coldest |
| February | 19°F (-7°C) | 1.1 in | Driest |
| March | 29°F (-2°C) | 2.1 in | |
| April | 41°F (5°C) | 2.6 in | |
| May | 54°F (12°C) | 3.4 in | |
| June | 63°F (17°C) | 3.6 in | |
| July | 68°F (20°C) | 3.4 in | Warmest |
| August | 66°F (19°C) | 3.6 in | |
| September | 58°F (14°C) | 3.7 in | Wettest |
| October | 47°F (8°C) | 2.6 in | |
| November | 34°F (1°C) | 2.4 in | |
| December | 21°F (-6°C) | 1.9 in |
Stephenson has a seasonal temperature swing of 52°F / from 16°F in January to 68°F in July. Total annual precipitation is 31.7 inches, with September being the wettest month (3.7") and February the driest (1.1").