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Upper Witter Gulch, CO
Full City Profile · Colorado · Jefferson County County
4.0
/5.0
A
Great
588
Population
646/sq mi density
$250,001
Median Income
$114,971 per capita
$834,200
Home Value
$878,292 Zillow
45°F
Avg Temperature
330 sunny days/yr
1,312
Violent Crime/100K
3,995 property/100K
A
Overall
4.0 / 5.0
Strong
A+
Economy
5.0 / 5.0
$250,001 median income, 0.0% unemployment
A+
Affordability
4.8 / 5.0
$834,200 home value, /mo rent
F
Safety
1.0 / 5.0
1,312 violent crimes/100K (245% above avg)
A+
Education
5.0 / 5.0
90.1% bachelor's degree or higher
Upper Witter Gulch has a cool climate with an average annual temperature of 45°F (7°C). Winters average 28°F in January while summers reach 65°F in July. The area gets 330 sunny days per year. Annual precipitation totals 18.6 inches. The area receives 80.8 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
28°F Jan (-2°C)
65°F Jul (18°C)
| Annual Average | 44.7°F |
| 17% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 8,273 ft (2,522 m) |
| Area | 0.9 sq mi (2.4 km²) |
| Population Density | 646/sq mi |
| Coordinates | 39.6611°N, 105.4268°W |
| Timezone | America/Denver |
| County | Jefferson County County |
| Nearest Airport | Denver International (DEN) 42 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0525 ppm |
| NO₂ (Nitrogen Dioxide) | 5.2 ppb |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 94.9 / 100 |
| Social Vulnerability | 11.4 / 100 |
| Community Resilience | 66.9 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Earthquake | Relatively Low |
| Wildfire | Relatively High |
| Flood | Relatively High |
| Hail | Very High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Very High |
| Lightning | Very High |
| Ice Storm | Relatively Moderate |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 0.8 in | Driest |
| February | 25°F (-4°C) | 0.8 in | |
| March | 29°F (-2°C) | 1.3 in | |
| April | 35°F (2°C) | 1.8 in | |
| May | 45°F (7°C) | 2.1 in | |
| June | 54°F (12°C) | 1.9 in | |
| July | 65°F (18°C) | 2.5 in | Warmest, Wettest |
| August | 57°F (14°C) | 2.4 in | |
| September | 50°F (10°C) | 1.5 in | |
| October | 41°F (5°C) | 1.2 in | |
| November | 30°F (-1°C) | 1.0 in | |
| December | 25°F (-4°C) | 1.0 in | Coldest |
Upper Witter Gulch has a seasonal temperature swing of 40°F / from 25°F in December to 65°F in July. Total annual precipitation is 18.3 inches, with July being the wettest month (2.5") and January the driest (0.8").