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Centennial, WY
Full City Profile · Wyoming · Carbon County County
3.7
/5.0
B+
Good
364
Population
22/sq mi density
$103,828
Median Income
$53,716 per capita
$495,500
Home Value
$324,825 Zillow
41°F
Avg Temperature
282 sunny days/yr
150
Violent Crime/100K
2,201 property/100K
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$103,828 median income, 0.0% unemployment
B+
Affordability
4.0 / 5.0
$495,500 home value, /mo rent
F
Safety
1.0 / 5.0
150 violent crimes/100K
A+
Education
5.0 / 5.0
69.3% bachelor's degree or higher
Centennial has a cool climate with an average annual temperature of 41°F (5°C). Winters average 23°F in January while summers reach 62°F in July. The area gets 282 sunny days per year. Air quality is rated Good with a median AQI of 34.
Temperature
23°F Jan (-5°C)
62°F Jul (17°C)
| Annual Average | 40.7°F |
| 25% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 282 days/yr |
Geography
| Elevation | 8,295 ft (2,528 m) |
| Area | 16.3 sq mi (42.2 km²) |
| Population Density | 22/sq mi |
| Coordinates | 41.3068°N, 106.1376°W |
| Timezone | America/Denver |
| County | Carbon County County |
| Nearest Airport | Laramie Regional (LAR) 23 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 34.0 |
| Rating | Good |
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 | 23°F (-5°C) | 1.0 in | Coldest |
| February | 24°F (-5°C) | 0.9 in | Driest |
| March | 28°F (-2°C) | 1.2 in | |
| April | 34°F (1°C) | 1.6 in | |
| May | 44°F (6°C) | 1.7 in | |
| June | 53°F (12°C) | 1.8 in | |
| July | 62°F (17°C) | 1.8 in | Warmest, Wettest |
| August | 58°F (14°C) | 1.5 in | |
| September | 50°F (10°C) | 1.5 in | |
| October | 41°F (5°C) | 1.2 in | |
| November | 29°F (-2°C) | 1.1 in | |
| December | 23°F (-5°C) | 1.1 in |
Centennial has a seasonal temperature swing of 39°F / from 23°F in January to 62°F in July. Total annual precipitation is 16.4 inches, with July being the wettest month (1.8") and February the driest (0.9").