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Arco, MN
Full City Profile · Minnesota · Lincoln County County
2.1
/5.0
C
Fair
61
Population
210/sq mi density
$60,625
Median Income
$32,938 per capita
44°F
Avg Temperature
276 sunny days/yr
58
Violent Crime/100K
923 property/100K
C
Overall
2.1 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$60,625 median income, 0.0% unemployment
F
Safety
1.0 / 5.0
58 violent crimes/100K
F
Education
1.4 / 5.0
5.4% bachelor's degree or higher
Arco has a cool climate with an average annual temperature of 44°F (7°C). Winters average 14°F in January while summers reach 72°F in July. The area gets 276 sunny days per year. Annual precipitation totals 28.6 inches. The area receives 39.6 inches of snow annually. Air quality is rated Good with a median AQI of 36.
Temperature
14°F Jan (-10°C)
72°F Jul (22°C)
| Annual Average | 44.4°F |
| 18% below US avg | |
| January Average | 14°F (-10°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 276 days/yr |
Geography
| Elevation | 1,663 ft (507 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 210/sq mi |
| Coordinates | 44.3847°N, 96.1839°W |
| Timezone | America/Chicago |
| County | Lincoln County County |
| Nearest Airport | Southwest Minnesota Regional Marshall/Ryan Field (MML) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 18.2 / 100 |
| Social Vulnerability | 34.5 / 100 |
| Community Resilience | 72.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 14°F (-10°C) | 0.5 in | Coldest, Driest |
| February | 18°F (-8°C) | 0.6 in | |
| March | 30°F (-1°C) | 1.6 in | |
| April | 44°F (7°C) | 2.3 in | |
| May | 57°F (14°C) | 3.1 in | |
| June | 67°F (19°C) | 3.8 in | Wettest |
| July | 72°F (22°C) | 3.5 in | Warmest |
| August | 69°F (20°C) | 2.7 in | |
| September | 59°F (15°C) | 2.7 in | |
| October | 47°F (8°C) | 1.9 in | |
| November | 30°F (-1°C) | 1.2 in | |
| December | 17°F (-9°C) | 0.7 in |
Arco has a seasonal temperature swing of 58°F / from 14°F in January to 72°F in July. Total annual precipitation is 24.6 inches, with June being the wettest month (3.8") and January the driest (0.5").