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Salmon, ID
Full City Profile · Idaho · Lemhi County County
2.6
/5.0
C+
Fair
3,196
Population
1,273/sq mi density
$40,875
Median Income
$32,404 per capita
$198,400
Home Value
$336,485 Zillow
$584
Median Rent
36.5% income on rent
44°F
Avg Temperature
293 sunny days/yr
541
Violent Crime/100K
541 property/100K
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.0 / 5.0
$40,875 median income, 3.3% unemployment
B+
Affordability
3.9 / 5.0
$198,400 home value, $584/mo rent
F
Safety
1.0 / 5.0
541 violent crimes/100K (42% above avg)
C
Education
2.3 / 5.0
16.3% bachelor's degree or higher
Salmon has a cool climate with an average annual temperature of 44°F (7°C). Winters average 20°F in January while summers reach 69°F in July. The area gets 293 sunny days per year. Annual precipitation totals 9.5 inches. The area receives 22.0 inches of snow annually. Air quality is rated Good with a median AQI of 33.
Temperature
20°F Jan (-7°C)
69°F Jul (21°C)
| Annual Average | 44.4°F |
| 18% below US avg | |
| January Average | 20°F (-7°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 3,945 ft (1,202 m) |
| Area | 2.4 sq mi (6.1 km²) |
| Population Density | 1,273/sq mi |
| Coordinates | 45.1744°N, 113.8948°W |
| Timezone | America/Boise |
| County | Lemhi County County |
| Nearest Airport | Missoula Montana (MSO) 121 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 33.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 7.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 41.4 / 100 |
| Social Vulnerability | 51.4 / 100 |
| Community Resilience | 5.0 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
1 volcano within 200 km. Closest: Craters of the Moon (198 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Craters of the Moon | Pyroclastic cone(s) | 2,005 m (6,578 ft) | -130 | 198 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 20°F (-7°C) | 0.8 in | Coldest |
| February | 25°F (-4°C) | 0.6 in | Driest |
| March | 33°F (1°C) | 0.8 in | |
| April | 41°F (5°C) | 0.9 in | |
| May | 49°F (9°C) | 1.6 in | |
| June | 57°F (14°C) | 1.7 in | Wettest |
| July | 69°F (21°C) | 1.1 in | Warmest |
| August | 62°F (17°C) | 1.0 in | |
| September | 53°F (12°C) | 1.0 in | |
| October | 43°F (6°C) | 0.8 in | |
| November | 30°F (-1°C) | 0.8 in | |
| December | 21°F (-6°C) | 0.8 in |
Salmon has a seasonal temperature swing of 49°F / from 20°F in January to 69°F in July. Total annual precipitation is 11.6 inches, with June being the wettest month (1.7") and February the driest (0.6").