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Simms, MT
Full City Profile · Montana · Cascade County County
3.5
/5.0
B+
Good
326
Population
43/sq mi density
$95,938
Median Income
$44,167 per capita
$193,900
Home Value
$366,995 Zillow
44°F
Avg Temperature
273 sunny days/yr
272
Violent Crime/100K
4,304 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.6 / 5.0
$95,938 median income, 3.9% unemployment
A+
Affordability
5.0 / 5.0
$193,900 home value, /mo rent
F
Safety
1.0 / 5.0
272 violent crimes/100K
B
Education
3.2 / 5.0
28.0% bachelor's degree or higher
Simms has a cool climate with an average annual temperature of 44°F (7°C). Winters average 25°F in January while summers reach 66°F in July. The area gets 273 sunny days per year. Annual precipitation totals 13.3 inches. Air quality is rated Good with a median AQI of 26.
Temperature
25°F Jan (-4°C)
66°F Jul (19°C)
| Annual Average | 43.6°F |
| 19% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 273 days/yr |
Geography
| Elevation | 3,587 ft (1,093 m) |
| Area | 7.6 sq mi (19.7 km²) |
| Population Density | 43/sq mi |
| Coordinates | 47.4925°N, 111.9536°W |
| Timezone | America/Denver |
| County | Cascade County County |
| Nearest Airport | Great Falls International (GTF) 27 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 26.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 83.1 / 100 |
| Social Vulnerability | 27.1 / 100 |
| Community Resilience | 76.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Very High |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
| Avalanche | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 0.5 in | Coldest |
| February | 29°F (-2°C) | 0.4 in | Driest |
| March | 36°F (2°C) | 0.7 in | |
| April | 45°F (7°C) | 1.2 in | |
| May | 54°F (12°C) | 2.4 in | Wettest |
| June | 62°F (17°C) | 2.2 in | |
| July | 66°F (19°C) | 1.4 in | |
| August | 68°F (20°C) | 1.5 in | Warmest |
| September | 57°F (14°C) | 1.3 in | |
| October | 47°F (8°C) | 0.7 in | |
| November | 35°F (1°C) | 0.5 in | |
| December | 27°F (-3°C) | 0.5 in |
Simms has a seasonal temperature swing of 43°F / from 25°F in January to 68°F in August. Total annual precipitation is 13.2 inches, with May being the wettest month (2.4") and February the driest (0.4").