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Heron Lake, MN
Full City Profile · Minnesota · Jackson County County
3.6
/5.0
B+
Good
591
Population
477/sq mi density
$66,607
Median Income
$33,434 per capita
$86,200
Home Value
$113,939 Zillow
$681
Median Rent
23.1% income on rent
44°F
Avg Temperature
260 sunny days/yr
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$66,607 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$86,200 home value, $681/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
C+
Education
2.6 / 5.0
19.9% bachelor's degree or higher
Heron Lake has a cool climate with an average annual temperature of 44°F (7°C). Winters average 13°F in January while summers reach 71°F in July. The area gets 260 sunny days per year. Annual precipitation totals 30.5 inches. The area receives 48.5 inches of snow annually. Air quality is rated Good with a median AQI of 36.
Temperature
13°F Jan (-10°C)
71°F Jul (22°C)
| Annual Average | 44.0°F |
| 19% below US avg | |
| January Average | 13°F (-10°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 1,420 ft (433 m) |
| Area | 1.3 sq mi (3.3 km²) |
| Population Density | 477/sq mi |
| Coordinates | 43.7981°N, 95.3198°W |
| Timezone | America/Chicago |
| County | Jackson County County |
| Nearest Airport | Southwest Minnesota Regional Marshall/Ryan Field (MML) 52 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 22.4 / 100 |
| Social Vulnerability | 15.1 / 100 |
| Community Resilience | 75.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 13°F (-10°C) | 0.6 in | Coldest, Driest |
| February | 19°F (-7°C) | 0.7 in | |
| March | 30°F (-1°C) | 1.8 in | |
| April | 45°F (7°C) | 2.6 in | |
| May | 58°F (15°C) | 3.2 in | |
| June | 68°F (20°C) | 4.0 in | Wettest |
| July | 71°F (22°C) | 3.8 in | Warmest |
| August | 69°F (21°C) | 3.3 in | |
| September | 61°F (16°C) | 3.2 in | |
| October | 48°F (9°C) | 2.1 in | |
| November | 32°F (-0°C) | 1.3 in | |
| December | 18°F (-8°C) | 0.8 in |
Heron Lake has a seasonal temperature swing of 58°F / from 13°F in January to 71°F in July. Total annual precipitation is 27.5 inches, with June being the wettest month (4.0") and January the driest (0.6").