Avon, MT
Full City Profile · Montana · Powell County County
5.0
/5.0
A+
Excellent
145
Population
11/sq mi density
$97,656
Median Income
$31,812 per capita
$187,500
Home Value
$431,675 Zillow
$786
Median Rent
9.0% income on rent
40°F
Avg Temperature
A+
Overall
5.0 / 5.0
Strong
A+
Economy
5.0 / 5.0
$97,656 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$187,500 home value, $786/mo rent
A+
Education
4.9 / 5.0
48.8% bachelor's degree or higher
Avon has a cool climate with an average annual temperature of 40°F (4°C). Winters average 22°F in January while summers reach 64°F in July. Annual precipitation totals 19.1 inches. The area receives 30.5 inches of snow annually.
Temperature
22°F Jan (-6°C)
64°F Jul (18°C)
| Annual Average | 40.3°F |
| 25% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 64°F (18°C) |
Geography
| Elevation | 5,261 ft (1,604 m) |
| Area | 13.4 sq mi (34.6 km²) |
| Population Density | 11/sq mi |
| Coordinates | 46.6287°N, 112.5756°W |
| Timezone | America/Denver |
| County | Powell County County |
| Nearest Airport | Helena Regional (HLN) 28 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 | 22°F (-6°C) | 1.1 in | |
| February | 23°F (-5°C) | 1.0 in | Driest |
| March | 31°F (-0°C) | 1.4 in | |
| April | 38°F (4°C) | 1.8 in | |
| May | 48°F (9°C) | 2.5 in | |
| June | 55°F (13°C) | 2.8 in | Wettest |
| July | 64°F (18°C) | 1.5 in | Warmest |
| August | 62°F (17°C) | 1.4 in | |
| September | 53°F (12°C) | 1.4 in | |
| October | 40°F (5°C) | 1.8 in | |
| November | 28°F (-2°C) | 1.5 in | |
| December | 21°F (-6°C) | 1.1 in | Coldest |
Avon has a seasonal temperature swing of 43°F / from 21°F in December to 64°F in July. Total annual precipitation is 19.1 inches, with June being the wettest month (2.8") and February the driest (1.0").