Big Stone Colony, MT
Full City Profile · Montana · Cascade County County
2.5
/5.0
C+
Fair
44
Population
47/sq mi density
45°F
Avg Temperature
C+
Overall
2.5 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Education
2.5 / 5.0
0.0% bachelor's degree or higher
Big Stone Colony has a cool climate with an average annual temperature of 45°F (7°C). Winters average 25°F in January while summers reach 68°F in July. Annual precipitation totals 14.8 inches. The area receives 66.1 inches of snow annually.
Temperature
25°F Jan (-4°C)
68°F Jul (20°C)
| Annual Average | 44.6°F |
| 17% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 68°F (20°C) |
Geography
| Elevation | 3,774 ft (1,150 m) |
| Area | 0.9 sq mi (2.4 km²) |
| Population Density | 47/sq mi |
| Coordinates | 47.4001°N, 111.2092°W |
| Timezone | America/Denver |
| County | Cascade County County |
| Nearest Airport | Great Falls International (GTF) 9 miles away |
Precipitation & Snow
Air Quality
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) | 0.6 in | Coldest |
| February | 26°F (-3°C) | 0.6 in | |
| March | 34°F (1°C) | 0.7 in | |
| April | 42°F (6°C) | 1.7 in | |
| May | 52°F (11°C) | 2.4 in | |
| June | 59°F (15°C) | 2.7 in | Wettest |
| July | 68°F (20°C) | 1.2 in | Warmest |
| August | 67°F (19°C) | 1.2 in | |
| September | 57°F (14°C) | 1.3 in | |
| October | 45°F (7°C) | 1.1 in | |
| November | 34°F (1°C) | 0.7 in | |
| December | 26°F (-3°C) | 0.5 in | Driest |
Big Stone Colony has a seasonal temperature swing of 43°F / from 25°F in January to 68°F in July. Total annual precipitation is 14.8 inches, with June being the wettest month (2.7") and December the driest (0.5").