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Green Isle, MN
Full City Profile · Minnesota · Sibley County County
3.3
/5.0
B
Good
437
Population
428/sq mi density
$86,607
Median Income
$35,875 per capita
$194,600
Home Value
$312,646 Zillow
45°F
Avg Temperature
258 sunny days/yr
54
Violent Crime/100K
1,289 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.7 / 5.0
$86,607 median income, 0.6% unemployment
A+
Affordability
5.0 / 5.0
$194,600 home value, /mo rent
F
Safety
1.0 / 5.0
54 violent crimes/100K
C
Education
2.5 / 5.0
18.3% bachelor's degree or higher
Green Isle has a cool climate with an average annual temperature of 45°F (7°C). Winters average 14°F in January while summers reach 73°F in July. The area gets 258 sunny days per year. Air quality is rated Good with a median AQI of 36.
Temperature
14°F Jan (-10°C)
73°F Jul (23°C)
| Annual Average | 44.9°F |
| 17% below US avg | |
| January Average | 14°F (-10°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 258 days/yr |
Geography
| Elevation | 996 ft (304 m) |
| Area | 1.0 sq mi (2.5 km²) |
| Population Density | 428/sq mi |
| Coordinates | 44.6829°N, 94.0041°W |
| Timezone | America/Chicago |
| County | Sibley County County |
| Nearest Airport | Mankato Regional (MKT) 32 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 23.0 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 93.9 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| 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 | 14°F (-10°C) | 0.7 in | Coldest |
| February | 18°F (-8°C) | 0.7 in | Driest |
| March | 31°F (-1°C) | 1.7 in | |
| April | 46°F (8°C) | 2.6 in | |
| May | 59°F (15°C) | 3.4 in | |
| June | 68°F (20°C) | 4.3 in | Wettest |
| July | 73°F (23°C) | 3.9 in | Warmest |
| August | 69°F (21°C) | 3.8 in | |
| September | 60°F (16°C) | 2.9 in | |
| October | 48°F (9°C) | 2.2 in | |
| November | 31°F (-0°C) | 1.6 in | |
| December | 17°F (-8°C) | 0.9 in |
Green Isle has a seasonal temperature swing of 59°F / from 14°F in January to 73°F in July. Total annual precipitation is 28.6 inches, with June being the wettest month (4.3") and February the driest (0.7").