All Countries
Gillette, WY
Full City Profile · Wyoming · Campbell County County
3.3
/5.0
B
Good
33,278
Population
1,435/sq mi density
$90,699
Median Income
$39,578 per capita
$257,200
Home Value
$321,965 Zillow
$922
Median Rent
31.0% income on rent
47°F
Avg Temperature
311 sunny days/yr
135
Violent Crime/100K
1,959 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$90,699 median income, 3.1% unemployment
A+
Affordability
5.0 / 5.0
$257,200 home value, $922/mo rent
F
Safety
1.0 / 5.0
135 violent crimes/100K
C+
Education
2.8 / 5.0
23.1% bachelor's degree or higher
Gillette experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 26°F in January while summers reach 72°F in July. The area gets 311 sunny days per year. Annual precipitation totals 17.6 inches. The area receives 55.7 inches of snow annually. Air quality is rated Good with a median AQI of 34.
Temperature
26°F Jan (-3°C)
72°F Jul (22°C)
| Annual Average | 46.8°F |
| 13% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 311 days/yr |
Geography
| Elevation | 4,531 ft (1,381 m) |
| Area | 19.0 sq mi (49.2 km²) |
| Population Density | 1,435/sq mi |
| Coordinates | 44.2726°N, 105.4989°W |
| Timezone | America/Denver |
| County | Campbell County County |
| Nearest Airport | Northeast Wyoming Regional (GCC) 6 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 34.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0472 ppm |
| NO₂ (Nitrogen Dioxide) | 2.1 ppb |
| PM2.5 (Fine Particles) | 5.6 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 56.1 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 8.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Relatively High |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 0.5 in | Driest |
| February | 26°F (-3°C) | 0.6 in | |
| March | 33°F (1°C) | 0.7 in | |
| April | 42°F (6°C) | 1.7 in | |
| May | 52°F (11°C) | 2.7 in | |
| June | 62°F (17°C) | 2.8 in | Wettest |
| July | 72°F (22°C) | 1.5 in | Warmest |
| August | 69°F (20°C) | 1.2 in | |
| September | 58°F (15°C) | 1.3 in | |
| October | 46°F (8°C) | 1.0 in | |
| November | 32°F (0°C) | 0.6 in | |
| December | 23°F (-5°C) | 0.6 in | Coldest |
Gillette has a seasonal temperature swing of 49°F / from 23°F in December to 72°F in July. Total annual precipitation is 15.0 inches, with June being the wettest month (2.8") and January the driest (0.5").