Sinclair, WY
Full City Profile · Wyoming · Carbon County County
4.2
/5.0
A
Great
359
Population
148/sq mi density
$81,250
Median Income
$56,108 per capita
$182,600
Home Value
$189,147 Zillow
$1,172
Median Rent
14.4% income on rent
43°F
Avg Temperature
A
Overall
4.2 / 5.0
Strong
A+
Economy
4.6 / 5.0
$81,250 median income, 1.3% unemployment
A+
Affordability
5.0 / 5.0
$182,600 home value, $1,172/mo rent
C+
Education
3.0 / 5.0
24.5% bachelor's degree or higher
Sinclair has a cool climate with an average annual temperature of 43°F (6°C). Winters average 22°F in January while summers reach 68°F in July. Annual precipitation totals 9.0 inches. The area receives 49.8 inches of snow annually. Air quality is rated Good with a median AQI of 8.
Temperature
22°F Jan (-5°C)
68°F Jul (20°C)
| Annual Average | 43.1°F |
| 20% below US avg | |
| January Average | 22°F (-5°C) |
| July Average | 68°F (20°C) |
Geography
| Elevation | 6,616 ft (2,017 m) |
| Area | 2.4 sq mi (6.3 km²) |
| Population Density | 148/sq mi |
| Coordinates | 41.7761°N, 107.1199°W |
| Timezone | America/Denver |
| County | Carbon County County |
| Nearest Airport | Laramie Regional (LAR) 80 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 8.0 |
| Rating | Good |
| Good Days % | 100.0% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| NO₂ (Nitrogen Dioxide) | 6.8 ppb |
| SO₂ (Sulfur Dioxide) | 0.67 ppb |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 42.7 / 100 |
| Social Vulnerability | 47.8 / 100 |
| Community Resilience | 25.6 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | No Rating |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-5°C) | 0.4 in | |
| February | 24°F (-4°C) | 0.5 in | |
| March | 34°F (1°C) | 0.7 in | |
| April | 40°F (5°C) | 1.3 in | |
| May | 50°F (10°C) | 1.5 in | Wettest |
| June | 60°F (16°C) | 0.9 in | |
| July | 68°F (20°C) | 0.7 in | Warmest |
| August | 66°F (19°C) | 0.7 in | |
| September | 57°F (14°C) | 0.9 in | |
| October | 44°F (6°C) | 0.7 in | |
| November | 31°F (-0°C) | 0.5 in | |
| December | 22°F (-6°C) | 0.4 in | Coldest, Driest |
Sinclair has a seasonal temperature swing of 46°F / from 22°F in December to 68°F in July. Total annual precipitation is 9.0 inches, with May being the wettest month (1.5") and December the driest (0.4").