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Costilla, NM
Full City Profile · New Mexico · Taos County County
3.8
/5.0
B+
Good
498
Population
164/sq mi density
45°F
Avg Temperature
330 sunny days/yr
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
C+
Safety
2.5 / 5.0
0 violent crimes/100K
A+
Education
5.0 / 5.0
0.0% bachelor's degree or higher
Costilla has a cool climate with an average annual temperature of 45°F (7°C). Winters average 22°F in January while summers reach 66°F in July. The area gets 330 sunny days per year. Annual precipitation totals 13.4 inches. The area receives 61.5 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
22°F Jan (-5°C)
66°F Jul (19°C)
| Annual Average | 45.1°F |
| 16% below US avg | |
| January Average | 22°F (-5°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 7,804 ft (2,379 m) |
| Area | 3.0 sq mi (7.8 km²) |
| Population Density | 164/sq mi |
| Coordinates | 36.9785°N, 105.5353°W |
| Timezone | America/Denver |
| County | Taos County County |
| Nearest Airport | San Luis Valley Regional/Bergman Field (ALS) 36 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 4.1 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 74.3 / 100 |
| Social Vulnerability | 89.2 / 100 |
| Community Resilience | 36.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Moderate |
| Volcano | No Rating |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-5°C) | 0.6 in | Coldest, Driest |
| February | 26°F (-4°C) | 0.6 in | |
| March | 34°F (1°C) | 0.9 in | |
| April | 41°F (5°C) | 0.9 in | |
| May | 50°F (10°C) | 1.2 in | |
| June | 59°F (15°C) | 1.1 in | |
| July | 66°F (19°C) | 1.9 in | Warmest |
| August | 63°F (17°C) | 2.3 in | Wettest |
| September | 57°F (14°C) | 1.4 in | |
| October | 47°F (8°C) | 1.1 in | |
| November | 34°F (1°C) | 0.9 in | |
| December | 23°F (-5°C) | 0.7 in |
Costilla has a seasonal temperature swing of 44°F / from 22°F in January to 66°F in July. Total annual precipitation is 13.5 inches, with August being the wettest month (2.3") and January the driest (0.6").