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Alpine, CO
Full City Profile · Colorado · Rio Grande County County
2.1
/5.0
C
Fair
99
Population
94/sq mi density
37°F
Avg Temperature
330 sunny days/yr
365
Violent Crime/100K
1,215 property/100K
C
Overall
2.1 / 5.0
Fair overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
365 violent crimes/100K
B
Education
3.1 / 5.0
26.7% bachelor's degree or higher
Alpine has a cool climate with an average annual temperature of 37°F (3°C). Winters average 12°F in January while summers reach 60°F in July. The area gets 330 sunny days per year. Annual precipitation totals 15.1 inches. Air quality is rated Good with a median AQI of 41.
Temperature
12°F Jan (-11°C)
60°F Jul (15°C)
| Annual Average | 36.7°F |
| 32% below US avg | |
| January Average | 12°F (-11°C) |
| July Average | 60°F (15°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 8,237 ft (2,511 m) |
| Area | 1.0 sq mi (2.7 km²) |
| Population Density | 94/sq mi |
| Coordinates | 37.6878°N, 106.5861°W |
| Timezone | America/Denver |
| County | Rio Grande County County |
| Nearest Airport | San Luis Valley Regional/Bergman Field (ALS) 43 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 45.8 / 100 |
| Social Vulnerability | 91.5 / 100 |
| Community Resilience | 7.4 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Very Low |
| Drought | Relatively High |
| Cold Wave | Relatively Low |
| Landslide | Relatively Moderate |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 12°F (-11°C) | 1.4 in | Coldest |
| February | 20°F (-7°C) | 1.3 in | |
| March | 26°F (-3°C) | 1.9 in | |
| April | 33°F (0°C) | 1.3 in | |
| May | 43°F (6°C) | 1.3 in | |
| June | 52°F (11°C) | 1.1 in | Driest |
| July | 60°F (15°C) | 2.4 in | Warmest |
| August | 56°F (13°C) | 2.7 in | Wettest |
| September | 50°F (10°C) | 2.1 in | |
| October | 41°F (5°C) | 1.8 in | |
| November | 28°F (-2°C) | 1.6 in | |
| December | 19°F (-7°C) | 1.7 in |
Alpine has a seasonal temperature swing of 48°F / from 12°F in January to 60°F in July. Total annual precipitation is 20.6 inches, with August being the wettest month (2.7") and June the driest (1.1").