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Big Sandy, MT
Full City Profile · Montana · Hill County County
2.9
/5.0
C+
Fair
844
Population
1,758/sq mi density
$58,083
Median Income
$29,100 per capita
$129,600
Home Value
$251,865 Zillow
$620
Median Rent
9.0% income on rent
45°F
Avg Temperature
274 sunny days/yr
538
Violent Crime/100K
3,605 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$58,083 median income, 6.3% unemployment
A+
Affordability
5.0 / 5.0
$129,600 home value, $620/mo rent
F
Safety
1.0 / 5.0
538 violent crimes/100K (42% above avg)
C
Education
2.3 / 5.0
16.6% bachelor's degree or higher
Big Sandy has a cool climate with an average annual temperature of 45°F (7°C). Winters average 20°F in January while summers reach 70°F in July. The area gets 274 sunny days per year. Annual precipitation totals 13.3 inches. Air quality is rated Good with a median AQI of 26.
Temperature
20°F Jan (-7°C)
70°F Jul (21°C)
| Annual Average | 45.1°F |
| 16% below US avg | |
| January Average | 20°F (-7°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 274 days/yr |
Geography
| Elevation | 2,702 ft (824 m) |
| Area | 0.5 sq mi (1.2 km²) |
| Population Density | 1,758/sq mi |
| Coordinates | 48.1786°N, 110.1133°W |
| Timezone | America/Denver |
| County | Hill County County |
| Nearest Airport | Great Falls International (GTF) 76 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 26.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 7.9 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 50.5 / 100 |
| Social Vulnerability | 67.1 / 100 |
| Community Resilience | 38.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 20°F (-7°C) | 0.6 in | Coldest |
| February | 21°F (-6°C) | 0.4 in | Driest |
| March | 33°F (0°C) | 0.6 in | |
| April | 44°F (7°C) | 1.0 in | |
| May | 54°F (12°C) | 2.5 in | Wettest |
| June | 63°F (17°C) | 2.3 in | |
| July | 70°F (21°C) | 1.5 in | Warmest |
| August | 68°F (20°C) | 1.4 in | |
| September | 57°F (14°C) | 1.4 in | |
| October | 46°F (8°C) | 0.7 in | |
| November | 31°F (-1°C) | 0.4 in | |
| December | 21°F (-6°C) | 0.6 in |
Big Sandy has a seasonal temperature swing of 50°F / from 20°F in January to 70°F in July. Total annual precipitation is 13.3 inches, with May being the wettest month (2.5") and February the driest (0.4").