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Farson, WY
Full City Profile · Wyoming · Sublette County County
3.0
/5.0
B
Good
185
Population
8/sq mi density
38°F
Avg Temperature
310 sunny days/yr
274
Violent Crime/100K
2,210 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
274 violent crimes/100K
A+
Education
5.0 / 5.0
0.0% bachelor's degree or higher
Farson has a cool climate with an average annual temperature of 38°F (3°C). Winters average 12°F in January while summers reach 64°F in July. The area gets 310 sunny days per year. Annual precipitation totals 7.8 inches. The area receives 28.4 inches of snow annually. Air quality is rated Good with a median AQI of 34.
Temperature
12°F Jan (-11°C)
64°F Jul (18°C)
| Annual Average | 37.8°F |
| 30% below US avg | |
| January Average | 12°F (-11°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 310 days/yr |
Geography
| Elevation | 6,638 ft (2,023 m) |
| Area | 24.0 sq mi (62.0 km²) |
| Population Density | 8/sq mi |
| Coordinates | 42.1544°N, 109.4248°W |
| Timezone | America/Denver |
| County | Sublette County County |
| Nearest Airport | Southwest Wyoming Regional (RKS) 43 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 34.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0511 ppm |
| NO₂ (Nitrogen Dioxide) | 2.4 ppb |
| PM2.5 (Fine Particles) | 3.4 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 21.6 / 100 |
| Social Vulnerability | 27.5 / 100 |
| Community Resilience | 2.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | No Rating |
| Winter Weather | Very Low |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 12°F (-11°C) | 0.4 in | Coldest, Driest |
| February | 18°F (-8°C) | 0.4 in | |
| March | 29°F (-2°C) | 0.5 in | |
| April | 39°F (4°C) | 0.6 in | |
| May | 48°F (9°C) | 1.1 in | Wettest |
| June | 57°F (14°C) | 1.0 in | |
| July | 64°F (18°C) | 0.8 in | Warmest |
| August | 62°F (17°C) | 0.7 in | |
| September | 52°F (11°C) | 0.8 in | |
| October | 41°F (5°C) | 0.7 in | |
| November | 26°F (-4°C) | 0.4 in | |
| December | 14°F (-10°C) | 0.4 in |
Farson has a seasonal temperature swing of 53°F / from 12°F in January to 64°F in July. Total annual precipitation is 7.7 inches, with May being the wettest month (1.1") and January the driest (0.4").