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Clayton, ID
Full City Profile · Idaho · Custer County County
3.0
/5.0
B
Good
16
Population
267/sq mi density
44°F
Avg Temperature
293 sunny days/yr
93
Violent Crime/100K
1,110 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
93 violent crimes/100K
A+
Education
5.0 / 5.0
0.0% bachelor's degree or higher
Clayton 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 6.9 inches. 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 | 5,819 ft (1,774 m) |
| Area | 0.0 sq mi (0.0 km²) |
| Population Density | 267/sq mi |
| Coordinates | 44.2592°N, 114.3831°W |
| Timezone | America/Boise |
| County | Custer County County |
| Nearest Airport | Boise Air Trml/Gowen Field (BOI) 103 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 33.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 52.4 / 100 |
| Social Vulnerability | 91.6 / 100 |
| Community Resilience | 10.0 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively High |
| Volcano | Very Low |
| Avalanche | Very High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Craters of the Moon (117 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Craters of the Moon | Pyroclastic cone(s) | 2,005 m (6,578 ft) | -130 | 117 km |
| Black Butte Crater Lava Field | Shield | 1,478 m (4,849 ft) | -8400 | 120 km |
| Hell's Half Acre | Shield | 1,631 m (5,351 ft) | -3250 | 176 km |
| Wapi Lava Field | Shield | 1,604 m (5,262 ft) | -300 | 180 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 20°F (-7°C) | 1.5 in | |
| February | 21°F (-6°C) | 1.2 in | |
| March | 26°F (-3°C) | 1.2 in | |
| April | 34°F (1°C) | 1.0 in | |
| May | 42°F (6°C) | 1.5 in | |
| June | 50°F (10°C) | 1.5 in | |
| July | 69°F (21°C) | 1.0 in | Warmest |
| August | 57°F (14°C) | 1.0 in | |
| September | 50°F (10°C) | 1.1 in | |
| October | 40°F (5°C) | 0.9 in | Driest |
| November | 27°F (-3°C) | 1.3 in | |
| December | 18°F (-8°C) | 1.7 in | Coldest, Wettest |
Clayton has a seasonal temperature swing of 51°F / from 18°F in December to 69°F in July. Total annual precipitation is 14.9 inches, with December being the wettest month (1.7") and October the driest (0.9").