Bonner-West Riverside, MT
Full City Profile · Montana · Granite County County
4.0
/5.0
A
Great
1,445
Population
944/sq mi density
$59,609
Median Income
$39,179 per capita
$162,100
Home Value
$554,389 Zillow
$939
Median Rent
29.6% income on rent
46°F
Avg Temperature
A
Overall
4.0 / 5.0
Strong
A
Economy
4.2 / 5.0
$59,609 median income, 2.0% unemployment
A+
Affordability
5.0 / 5.0
$162,100 home value, $939/mo rent
C+
Education
2.9 / 5.0
23.5% bachelor's degree or higher
Bonner-West Riverside experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 27°F in January while summers reach 69°F in July. Annual precipitation totals 17.4 inches. The area receives 50.2 inches of snow annually.
Temperature
27°F Jan (-3°C)
69°F Jul (20°C)
| Annual Average | 46.2°F |
| 14% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 69°F (20°C) |
Geography
| Elevation | 3,287 ft (1,002 m) |
| Area | 1.5 sq mi (4.0 km²) |
| Population Density | 944/sq mi |
| Coordinates | 46.8773°N, 113.8880°W |
| Timezone | America/Denver |
| County | Granite County County |
| Nearest Airport | Missoula Montana (MSO) 10 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 9.4 / 100 |
| Social Vulnerability | 49.6 / 100 |
| Community Resilience | 29.9 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Moderate |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 1.2 in | |
| February | 31°F (-1°C) | 1.1 in | |
| March | 38°F (4°C) | 1.2 in | |
| April | 45°F (7°C) | 1.7 in | |
| May | 54°F (12°C) | 2.3 in | |
| June | 60°F (16°C) | 2.6 in | Wettest |
| July | 69°F (20°C) | 1.0 in | Warmest, Driest |
| August | 68°F (20°C) | 1.0 in | |
| September | 58°F (15°C) | 1.1 in | |
| October | 45°F (7°C) | 1.4 in | |
| November | 34°F (1°C) | 1.4 in | |
| December | 26°F (-3°C) | 1.4 in | Coldest |
Bonner-West Riverside has a seasonal temperature swing of 43°F / from 26°F in December to 69°F in July. Total annual precipitation is 17.4 inches, with June being the wettest month (2.6") and July the driest (1.0").