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Walnut Grove, MN

Full City Profile · Minnesota · Redwood County County

3.1 /5.0
B Good
719 Population 660/sq mi density
$59,583 Median Income $25,008 per capita
$81,000 Home Value $157,184 Zillow
$575 Median Rent 24.6% income on rent
44°F Avg Temperature 276 sunny days/yr
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.2 / 5.0
$59,583 median income, 1.1% unemployment
A+
Affordability
5.0 / 5.0
$81,000 home value, $575/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
D
Education
1.9 / 5.0
11.1% bachelor's degree or higher
Walnut Grove 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 29.3 inches. The area receives 46.3 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 Average44.4°F
18% below US avg
January Average14°F (-10°C)
July Average72°F (22°C)
Sunny Days276 days/yr

Geography

Elevation1,208 ft (368 m)
Area1.1 sq mi (2.8 km²)
Population Density660/sq mi
Coordinates44.2250°N, 95.4692°W
TimezoneAmerica/Chicago
CountyRedwood County County
Nearest AirportSouthwest Minnesota Regional Marshall/Ryan Field (MML)
24 miles away

Precipitation & Snow

Annual Rainfall 29.3"
23% below US avg
Snowfall 46.3"
Wettest Month (Jul) 3.70"
Driest Month (Jan) 0.63"

Air Quality

AQI Median36.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score35.1 / 100
Social Vulnerability36.8 / 100
Community Resilience92.6 / 100

Hazard Breakdown

Tornado Relatively 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 Very Low
Ice Storm Relatively Low
Drought Relatively Moderate
Cold Wave Relatively Moderate
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

2 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.1. Most recent: M2.8 on Apr 25, 2017.

Feb 9, 1994 6 km NNE of Blomkest, Minnesota M3.1 94 km
Apr 25, 2017 Near Mankato, Minnesota M2.8 117 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

417 tornadoes (EF0+) within 100 km since 1950. Strongest: EF5. Total: 15 fatalities, 367 injuries.

Date Rating Distance Fatalities
Jun 16, 1992 EF5 65 km 1
Jun 13, 1968 EF5 23 km 9
Jun 25, 2010 EF4 96 km 0
Jul 25, 2000 EF4 77 km 1
Mar 29, 1998 EF4 31 km 1
Jun 16, 1992 EF4 46 km 0
Jul 7, 1955 EF4 65 km 1
Jul 11, 2008 EF3 98 km 0
Aug 24, 2006 EF3 96 km 1
Aug 1, 2006 EF3 70 km 0
Aug 7, 1994 EF3 89 km 0
Jun 16, 1992 EF3 69 km 0
Jun 16, 1992 EF3 31 km 0
Jun 16, 1992 EF3 9 km 0
Jun 16, 1992 EF3 16 km 0
Jun 16, 1992 EF3 67 km 0
Apr 20, 1985 EF3 62 km 0
May 31, 1971 EF3 100 km 0
May 31, 1971 EF3 96 km 0
May 12, 2022 EF2 99 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

1 wildfire (100+ acres) within 100 km. Largest: LINCOLN WPA RX (575 ac, 2024).

Year Name Acres Distance
2024 LINCOLN WPA RX 575 98 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 14°F (-10°C) 0.6 in Coldest, Driest
February 19°F (-7°C) 0.6 in
March 31°F (-1°C) 1.6 in
April 45°F (7°C) 2.7 in
May 59°F (15°C) 3.2 in
June 69°F (20°C) 3.6 in
July 72°F (22°C) 3.7 in Warmest, Wettest
August 70°F (21°C) 2.8 in
September 61°F (16°C) 3.0 in
October 48°F (9°C) 2.1 in
November 32°F (-0°C) 1.2 in
December 18°F (-8°C) 0.7 in

Walnut Grove has a seasonal temperature swing of 58°F / from 14°F in January to 72°F in July. Total annual precipitation is 25.9 inches, with July being the wettest month (3.7") and January the driest (0.6").

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