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Thief River Falls, MN
Full City Profile · Minnesota · Pennington County County
3.2
/5.0
B
Good
8,841
Population
1,474/sq mi density
$65,244
Median Income
$39,007 per capita
$169,300
Home Value
$184,400 Zillow
$884
Median Rent
23.4% income on rent
40°F
Avg Temperature
200 sunny days/yr
68
Violent Crime/100K
1,496 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$65,244 median income, 1.5% unemployment
A+
Affordability
5.0 / 5.0
$169,300 home value, $884/mo rent
F
Safety
1.0 / 5.0
68 violent crimes/100K
C+
Education
2.5 / 5.0
19.3% bachelor's degree or higher
Thief River Falls has a cool climate with an average annual temperature of 40°F (4°C). Winters average 5°F in January while summers reach 68°F in July. The area gets 200 sunny days per year. Air quality is rated Good with a median AQI of 36.
Temperature
5°F Jan (-15°C)
68°F Jul (20°C)
| Annual Average | 39.9°F |
| 26% below US avg | |
| January Average | 5°F (-15°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 200 days/yr |
Geography
| Elevation | 1,119 ft (341 m) |
| Area | 5.2 sq mi (13.5 km²) |
| Population Density | 1,474/sq mi |
| Coordinates | 48.1112°N, 96.1776°W |
| Timezone | America/Chicago |
| County | Pennington County County |
| Nearest Airport | Thief River Falls Regional (TVF) 3 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 47.0 / 100 |
| Social Vulnerability | 19.3 / 100 |
| Community Resilience | 96.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very 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 | 5°F (-15°C) | 0.6 in | Coldest |
| February | 11°F (-12°C) | 0.4 in | Driest |
| March | 24°F (-5°C) | 0.8 in | |
| April | 41°F (5°C) | 1.5 in | |
| May | 55°F (13°C) | 2.5 in | |
| June | 64°F (18°C) | 3.6 in | Wettest |
| July | 68°F (20°C) | 3.2 in | Warmest |
| August | 66°F (19°C) | 3.1 in | |
| September | 56°F (13°C) | 2.6 in | |
| October | 44°F (6°C) | 1.5 in | |
| November | 25°F (-4°C) | 0.8 in | |
| December | 10°F (-12°C) | 0.6 in |
Thief River Falls has a seasonal temperature swing of 63°F / from 5°F in January to 68°F in July. Total annual precipitation is 21.1 inches, with June being the wettest month (3.6") and February the driest (0.4").