Casco, WI
Full City Profile · Wisconsin · Kewaunee County County
4.0
/5.0
A
Great
603
Population
900/sq mi density
$96,607
Median Income
$42,050 per capita
$179,800
Home Value
$340,193 Zillow
$538
Median Rent
13.6% income on rent
44°F
Avg Temperature
A
Overall
4.0 / 5.0
Strong
A+
Economy
4.9 / 5.0
$96,607 median income, 2.4% unemployment
A+
Affordability
5.0 / 5.0
$179,800 home value, $538/mo rent
D
Education
2.0 / 5.0
12.1% bachelor's degree or higher
Casco has a cool climate with an average annual temperature of 44°F (7°C). Winters average 19°F in January while summers reach 68°F in July. Annual precipitation totals 31.1 inches. The area receives 48.1 inches of snow annually. Air quality is rated Good with a median AQI of 39.
Temperature
19°F Jan (-7°C)
68°F Jul (20°C)
| Annual Average | 44.4°F |
| 18% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 68°F (20°C) |
Geography
| Elevation | 742 ft (226 m) |
| Area | 0.7 sq mi (1.7 km²) |
| Population Density | 900/sq mi |
| Coordinates | 44.5552°N, 87.6203°W |
| Timezone | America/Chicago |
| County | Kewaunee County County |
| Nearest Airport | Green Bay/Austin Straubel International (GRB) 26 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
| Good Days % | 86.3% |
| Unhealthy Days | 1 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0479 ppm |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 17.3 / 100 |
| Social Vulnerability | 14.1 / 100 |
| Community Resilience | 99.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | No Rating |
| 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 | 19°F (-7°C) | 1.5 in | Coldest |
| February | 21°F (-6°C) | 1.1 in | Driest |
| March | 30°F (-1°C) | 1.7 in | |
| April | 41°F (5°C) | 3.0 in | |
| May | 52°F (11°C) | 3.3 in | |
| June | 62°F (17°C) | 3.8 in | Wettest |
| July | 68°F (20°C) | 3.6 in | Warmest |
| August | 68°F (20°C) | 3.4 in | |
| September | 60°F (16°C) | 3.1 in | |
| October | 48°F (9°C) | 2.9 in | |
| November | 36°F (2°C) | 2.2 in | |
| December | 25°F (-4°C) | 1.6 in |
Casco has a seasonal temperature swing of 49°F / from 19°F in January to 68°F in July. Total annual precipitation is 31.1 inches, with June being the wettest month (3.8") and February the driest (1.1").