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Summit Lake, WI
Full City Profile · Wisconsin · Langlade County County
3.1
/5.0
B
Good
97
Population
121/sq mi density
$74,286
Median Income
$43,288 per capita
$243,800
Home Value
$296,657 Zillow
41°F
Avg Temperature
276 sunny days/yr
88
Violent Crime/100K
5,093 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$74,286 median income, 0.0% unemployment
A+
Affordability
4.8 / 5.0
$243,800 home value, /mo rent
F
Safety
1.0 / 5.0
88 violent crimes/100K
C
Education
2.3 / 5.0
16.1% bachelor's degree or higher
Summit Lake has a cool climate with an average annual temperature of 41°F (5°C). Winters average 12°F in January while summers reach 67°F in July. The area gets 276 sunny days per year. Annual precipitation totals 29.4 inches. The area receives 53.6 inches of snow annually. Air quality is rated Good with a median AQI of 38.
Temperature
12°F Jan (-11°C)
67°F Jul (20°C)
| Annual Average | 41.4°F |
| 23% below US avg | |
| January Average | 12°F (-11°C) |
| July Average | 67°F (20°C) |
| Sunny Days | 276 days/yr |
Geography
| Elevation | 1,699 ft (518 m) |
| Area | 1.2 sq mi (3.2 km²) |
| Population Density | 121/sq mi |
| Coordinates | 45.3770°N, 89.1990°W |
| Timezone | America/Chicago |
| County | Langlade County County |
| Nearest Airport | Menominee Regional (MNM) 78 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 49.6 / 100 |
| Social Vulnerability | 47.9 / 100 |
| Community Resilience | 72.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | No Rating |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very 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 High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 12°F (-11°C) | 1.2 in | Coldest |
| February | 15°F (-9°C) | 0.9 in | Driest |
| March | 26°F (-3°C) | 1.9 in | |
| April | 40°F (4°C) | 2.6 in | |
| May | 53°F (12°C) | 3.4 in | |
| June | 61°F (16°C) | 3.9 in | |
| July | 67°F (20°C) | 3.6 in | Warmest |
| August | 64°F (18°C) | 4.2 in | |
| September | 56°F (13°C) | 4.6 in | Wettest |
| October | 44°F (7°C) | 2.6 in | |
| November | 30°F (-1°C) | 2.1 in | |
| December | 17°F (-9°C) | 1.6 in |
Summit Lake has a seasonal temperature swing of 55°F / from 12°F in January to 67°F in July. Total annual precipitation is 32.5 inches, with September being the wettest month (4.6") and February the driest (0.9").