Helmville, MT
Full City Profile · Montana · Powell County County
4.2
/5.0
A
Great
58
Population
176/sq mi density
$148,304
Median Income
$34,655 per capita
$266,100
Home Value
$478,557 Zillow
39°F
Avg Temperature
A
Overall
4.2 / 5.0
Strong
A+
Economy
5.0 / 5.0
$148,304 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$266,100 home value, /mo rent
C
Education
2.5 / 5.0
18.2% bachelor's degree or higher
Helmville has a cool climate with an average annual temperature of 39°F (4°C). Winters average 19°F in January while summers reach 61°F in July. Annual precipitation totals 11.8 inches. The area receives 30.5 inches of snow annually.
Temperature
19°F Jan (-7°C)
61°F Jul (16°C)
| Annual Average | 38.9°F |
| 28% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 61°F (16°C) |
Geography
| Elevation | 4,389 ft (1,338 m) |
| Area | 0.3 sq mi (0.9 km²) |
| Population Density | 176/sq mi |
| Coordinates | 46.8565°N, 112.9668°W |
| Timezone | America/Denver |
| County | Powell County County |
| Nearest Airport | Helena Regional (HLN) 50 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 10.0 / 100 |
| Social Vulnerability | 58.1 / 100 |
| Community Resilience | 19.4 / 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 Moderate |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Moderate |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 0.7 in | |
| February | 21°F (-6°C) | 0.4 in | Driest |
| March | 31°F (-0°C) | 0.5 in | |
| April | 39°F (4°C) | 0.8 in | |
| May | 47°F (9°C) | 1.5 in | |
| June | 54°F (12°C) | 2.0 in | Wettest |
| July | 61°F (16°C) | 0.9 in | Warmest |
| August | 60°F (16°C) | 0.9 in | |
| September | 51°F (11°C) | 1.0 in | |
| October | 39°F (4°C) | 1.0 in | |
| November | 27°F (-3°C) | 1.1 in | |
| December | 18°F (-8°C) | 0.9 in | Coldest |
Helmville has a seasonal temperature swing of 43°F / from 18°F in December to 61°F in July. Total annual precipitation is 11.8 inches, with June being the wettest month (2.0") and February the driest (0.4").