Troy, ID
Full City Profile · Idaho · Latah County County
4.3
/5.0
A
Great
908
Population
1,149/sq mi density
$87,589
Median Income
$38,032 per capita
$270,800
Home Value
$511,815 Zillow
$958
Median Rent
19.1% income on rent
46°F
Avg Temperature
A
Overall
4.3 / 5.0
Strong
A
Economy
4.2 / 5.0
$87,589 median income, 6.0% unemployment
A+
Affordability
4.9 / 5.0
$270,800 home value, $958/mo rent
B+
Education
3.7 / 5.0
33.7% bachelor's degree or higher
Troy experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 30°F in January while summers reach 65°F in July. Annual precipitation totals 27.8 inches. The area receives 50.9 inches of snow annually. Air quality is rated Good with a median AQI of 27.
Temperature
30°F Jan (-1°C)
65°F Jul (18°C)
| Annual Average | 46.4°F |
| 14% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 65°F (18°C) |
Geography
| Elevation | 2,543 ft (775 m) |
| Area | 0.8 sq mi (2.0 km²) |
| Population Density | 1,149/sq mi |
| Coordinates | 46.7380°N, 116.7732°W |
| Timezone | America/Boise |
| County | Latah County County |
| Nearest Airport | Pullman/Moscow Regional (PUW) 16 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 27.0 |
| Rating | Good |
| Good Days % | 81.1% |
| Unhealthy Days | 1 |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 33.3 / 100 |
| Social Vulnerability | 15.0 / 100 |
| Community Resilience | 43.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 3.3 in | |
| February | 33°F (0°C) | 2.6 in | |
| March | 39°F (4°C) | 3.1 in | |
| April | 45°F (7°C) | 2.8 in | |
| May | 53°F (11°C) | 2.6 in | |
| June | 58°F (14°C) | 1.7 in | |
| July | 65°F (18°C) | 0.7 in | Driest |
| August | 65°F (19°C) | 0.7 in | Warmest |
| September | 58°F (14°C) | 1.0 in | |
| October | 47°F (8°C) | 2.4 in | |
| November | 36°F (2°C) | 3.5 in | Wettest |
| December | 29°F (-2°C) | 3.5 in | Coldest |
Troy has a seasonal temperature swing of 36°F / from 29°F in December to 65°F in August. Total annual precipitation is 27.8 inches, with November being the wettest month (3.5") and July the driest (0.7").