Marengo, WI
Full City Profile · Wisconsin · Ashland County County
3.9
/5.0
B+
Good
142
Population
135/sq mi density
$55,833
Median Income
$27,511 per capita
$118,800
Home Value
$215,631 Zillow
$734
Median Rent
18.8% income on rent
42°F
Avg Temperature
B+
Overall
3.9 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$55,833 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$118,800 home value, $734/mo rent
C+
Education
2.5 / 5.0
19.2% bachelor's degree or higher
Marengo has a cool climate with an average annual temperature of 42°F (6°C). Winters average 14°F in January while summers reach 67°F in July. Annual precipitation totals 27.9 inches. The area receives 102.6 inches of snow annually. Air quality is rated Good with a median AQI of 34.
Temperature
14°F Jan (-10°C)
67°F Jul (19°C)
| Annual Average | 41.5°F |
| 23% below US avg | |
| January Average | 14°F (-10°C) |
| July Average | 67°F (19°C) |
Geography
| Elevation | 753 ft (230 m) |
| Area | 1.0 sq mi (2.6 km²) |
| Population Density | 135/sq mi |
| Coordinates | 46.4219°N, 90.8081°W |
| Timezone | America/Chicago |
| County | Ashland County County |
| Nearest Airport | Duluth International (DLH) 72 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 34.0 |
| Rating | Good |
| Good Days % | 90.9% |
| Unhealthy Days | 1 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0375 ppm |
| PM2.5 (Fine Particles) | 6.8 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 31.7 / 100 |
| Social Vulnerability | 63.7 / 100 |
| Community Resilience | 73.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | No Rating |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 14°F (-10°C) | 0.6 in | Coldest, Driest |
| February | 17°F (-8°C) | 0.7 in | |
| March | 28°F (-2°C) | 1.1 in | |
| April | 40°F (4°C) | 2.3 in | |
| May | 52°F (11°C) | 3.5 in | |
| June | 61°F (16°C) | 3.9 in | |
| July | 67°F (19°C) | 3.9 in | Warmest, Wettest |
| August | 65°F (18°C) | 3.4 in | |
| September | 57°F (14°C) | 3.0 in | |
| October | 45°F (7°C) | 2.8 in | |
| November | 32°F (0°C) | 1.6 in | |
| December | 20°F (-7°C) | 1.0 in |
Marengo has a seasonal temperature swing of 53°F / from 14°F in January to 67°F in July. Total annual precipitation is 27.9 inches, with July being the wettest month (3.9") and January the driest (0.6").