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Lewistown Heights, MT
Full City Profile · Montana · Fergus County County
3.1
/5.0
B
Good
484
Population
205/sq mi density
$86,930
Median Income
$42,566 per capita
$277,300
Home Value
$268,126 Zillow
43°F
Avg Temperature
273 sunny days/yr
390
Violent Crime/100K
1,220 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.7 / 5.0
$86,930 median income, 0.0% unemployment
A+
Affordability
4.9 / 5.0
$277,300 home value, /mo rent
F
Safety
1.0 / 5.0
390 violent crimes/100K (3% above avg)
D
Education
2.0 / 5.0
12.4% bachelor's degree or higher
Lewistown Heights has a cool climate with an average annual temperature of 43°F (6°C). Winters average 24°F in January while summers reach 66°F in July. The area gets 273 sunny days per year. Annual precipitation totals 17.2 inches. Air quality is rated Good with a median AQI of 26.
Temperature
24°F Jan (-5°C)
66°F Jul (19°C)
| Annual Average | 43.1°F |
| 20% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 273 days/yr |
Geography
| Elevation | 4,009 ft (1,222 m) |
| Area | 2.4 sq mi (6.1 km²) |
| Population Density | 205/sq mi |
| Coordinates | 47.0784°N, 109.4735°W |
| Timezone | America/Denver |
| County | Fergus County County |
| Nearest Airport | Great Falls International (GTF) 93 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 26.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0469 ppm |
| NO₂ (Nitrogen Dioxide) | 1.7 ppb |
| PM2.5 (Fine Particles) | 5.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 45.1 / 100 |
| Social Vulnerability | 45.2 / 100 |
| Community Resilience | 70.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively 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 | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-5°C) | 0.9 in | |
| February | 25°F (-4°C) | 0.6 in | Driest |
| March | 32°F (0°C) | 0.9 in | |
| April | 41°F (5°C) | 1.2 in | |
| May | 50°F (10°C) | 3.2 in | Wettest |
| June | 59°F (15°C) | 3.0 in | |
| July | 66°F (19°C) | 1.7 in | Warmest |
| August | 65°F (18°C) | 1.9 in | |
| September | 55°F (13°C) | 1.5 in | |
| October | 45°F (7°C) | 1.1 in | |
| November | 31°F (-1°C) | 0.7 in | |
| December | 23°F (-5°C) | 0.8 in | Coldest |
Lewistown Heights has a seasonal temperature swing of 43°F / from 23°F in December to 66°F in July. Total annual precipitation is 17.6 inches, with May being the wettest month (3.2") and February the driest (0.6").