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El Valle de Arroyo Seco, NM
Full City Profile · New Mexico · Los Alamos County County
3.3
/5.0
B
Good
1,602
Population
312/sq mi density
$69,556
Median Income
$37,081 per capita
$214,400
Home Value
$320,034 Zillow
$1,077
Median Rent
10.4% income on rent
52°F
Avg Temperature
318 sunny days/yr
237
Violent Crime/100K
983 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$69,556 median income, 5.0% unemployment
A+
Affordability
5.0 / 5.0
$214,400 home value, $1,077/mo rent
F
Safety
1.0 / 5.0
237 violent crimes/100K
B
Education
3.4 / 5.0
29.5% bachelor's degree or higher
El Valle de Arroyo Seco experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 32°F in January while summers reach 74°F in July. The area gets 318 sunny days per year. Air quality is rated Good with a median AQI of 37.
Temperature
32°F Jan (0°C)
74°F Jul (23°C)
| Annual Average | 52.3°F |
| 3% below US avg | |
| January Average | 32°F (0°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 318 days/yr |
Geography
| Elevation | 5,839 ft (1,780 m) |
| Area | 5.2 sq mi (13.4 km²) |
| Population Density | 312/sq mi |
| Coordinates | 35.9526°N, 106.0260°W |
| Timezone | America/Denver |
| County | Los Alamos County County |
| Nearest Airport | Santa Fe Regional (SAF) 25 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 3.6 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 99.7 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Very Low |
| Landslide | Relatively Low |
| Volcano | No Rating |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (0°C) | 0.5 in | Coldest |
| February | 36°F (2°C) | 0.4 in | Driest |
| March | 43°F (6°C) | 0.6 in | |
| April | 49°F (10°C) | 0.6 in | |
| May | 58°F (15°C) | 0.8 in | |
| June | 68°F (20°C) | 0.9 in | |
| July | 74°F (23°C) | 1.8 in | Warmest |
| August | 72°F (22°C) | 2.1 in | Wettest |
| September | 66°F (19°C) | 1.4 in | |
| October | 54°F (12°C) | 0.9 in | |
| November | 41°F (5°C) | 0.6 in | |
| December | 33°F (0°C) | 0.6 in |
El Valle de Arroyo Seco has a seasonal temperature swing of 42°F / from 32°F in January to 74°F in July. Total annual precipitation is 11.2 inches, with August being the wettest month (2.1") and February the driest (0.4").