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Hartford, WI
Full City Profile · Wisconsin · Washington County County
3.3
/5.0
B
Good
15,761
Population
1,755/sq mi density
$74,252
Median Income
$38,553 per capita
$261,300
Home Value
$365,697 Zillow
$1,095
Median Rent
31.7% income on rent
45°F
Avg Temperature
260 sunny days/yr
65
Violent Crime/100K
1,417 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$74,252 median income, 2.4% unemployment
A+
Affordability
4.7 / 5.0
$261,300 home value, $1,095/mo rent
F
Safety
1.0 / 5.0
65 violent crimes/100K
B
Education
3.3 / 5.0
29.3% bachelor's degree or higher
Hartford has a cool climate with an average annual temperature of 45°F (7°C). Winters average 17°F in January while summers reach 69°F in July. The area gets 260 sunny days per year. Annual precipitation totals 34.1 inches. The area receives 36.3 inches of snow annually. Air quality is rated Good with a median AQI of 38.
Temperature
17°F Jan (-8°C)
69°F Jul (21°C)
| Annual Average | 44.7°F |
| 17% below US avg | |
| January Average | 17°F (-8°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 1,019 ft (311 m) |
| Area | 8.0 sq mi (20.8 km²) |
| Population Density | 1,755/sq mi |
| Coordinates | 43.3225°N, 88.3777°W |
| Timezone | America/Chicago |
| County | Washington County County |
| Nearest Airport | General Mitchell International (MKE) 36 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 68.3 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 96.9 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively 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 | 17°F (-8°C) | 1.2 in | Coldest |
| February | 22°F (-6°C) | 1.1 in | Driest |
| March | 33°F (0°C) | 2.1 in | |
| April | 45°F (7°C) | 3.0 in | |
| May | 57°F (14°C) | 3.0 in | |
| June | 66°F (19°C) | 3.7 in | |
| July | 69°F (21°C) | 3.9 in | Warmest |
| August | 68°F (20°C) | 3.9 in | |
| September | 61°F (16°C) | 4.0 in | Wettest |
| October | 49°F (10°C) | 2.6 in | |
| November | 36°F (2°C) | 2.3 in | |
| December | 23°F (-5°C) | 1.7 in |
Hartford has a seasonal temperature swing of 52°F / from 17°F in January to 69°F in July. Total annual precipitation is 32.4 inches, with September being the wettest month (4.0") and February the driest (1.1").