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Fond du Lac, WI
Full City Profile · Wisconsin · Fond du Lac County County
3.2
/5.0
B
Good
44,491
Population
2,312/sq mi density
$61,620
Median Income
$33,007 per capita
$161,300
Home Value
$251,177 Zillow
$905
Median Rent
26.5% income on rent
47°F
Avg Temperature
260 sunny days/yr
312
Violent Crime/100K
1,855 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$61,620 median income, 2.8% unemployment
A+
Affordability
5.0 / 5.0
$161,300 home value, $905/mo rent
F
Safety
1.0 / 5.0
312 violent crimes/100K
C+
Education
2.7 / 5.0
21.7% bachelor's degree or higher
Fond du Lac experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 19°F in January while summers reach 73°F in July. The area gets 260 sunny days per year. Annual precipitation totals 32.4 inches. Air quality is rated Good with a median AQI of 38.
Temperature
19°F Jan (-7°C)
73°F Jul (23°C)
| Annual Average | 47.0°F |
| 13% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 768 ft (234 m) |
| Area | 20.1 sq mi (52.1 km²) |
| Population Density | 2,312/sq mi |
| Coordinates | 43.7722°N, 88.4403°W |
| Timezone | America/Chicago |
| County | Fond du Lac County County |
| Nearest Airport | Wittman Regional (OSH) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
| Good Days % | 92.7% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0455 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 76.3 / 100 |
| Social Vulnerability | 16.6 / 100 |
| Community Resilience | 94.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| 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 | 19°F (-7°C) | 1.1 in | Coldest |
| February | 21°F (-6°C) | 1.0 in | Driest |
| March | 32°F (0°C) | 1.9 in | |
| April | 45°F (7°C) | 2.8 in | |
| May | 57°F (14°C) | 3.0 in | |
| June | 66°F (19°C) | 3.5 in | |
| July | 73°F (23°C) | 3.5 in | Warmest |
| August | 69°F (21°C) | 3.9 in | Wettest |
| September | 61°F (16°C) | 3.8 in | |
| October | 49°F (9°C) | 2.5 in | |
| November | 35°F (2°C) | 2.1 in | |
| December | 22°F (-5°C) | 1.5 in |
Fond du Lac has a seasonal temperature swing of 54°F / from 19°F in January to 73°F in July. Total annual precipitation is 30.6 inches, with August being the wettest month (3.9") and February the driest (1.0").