Green Valley CDP (Los Angeles County), CA
Full City Profile · California · Los Angeles County County
3.6
/5.0
B+
Good
808
Population
63/sq mi density
$85,208
Median Income
$50,816 per capita
$369,600
Home Value
$420,334 Zillow
$1,766
Median Rent
44.3% income on rent
62°F
Avg Temperature
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$85,208 median income, 15.9% unemployment
A
Affordability
4.2 / 5.0
$369,600 home value, $1,766/mo rent
B
Education
3.0 / 5.0
25.0% bachelor's degree or higher
Green Valley CDP (Los Angeles County) enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 47°F in January while summers reach 80°F in July. Annual precipitation totals 17.9 inches. The area receives 0.0 inches of snow annually. Air quality is rated Moderate with a median AQI of 80.
Temperature
47°F Jan (8°C)
80°F Jul (27°C)
| Annual Average | 62.0°F |
| 15% above US avg | |
| January Average | 47°F (8°C) |
| July Average | 80°F (27°C) |
Geography
| Elevation | 2,982 ft (909 m) |
| Area | 12.8 sq mi (33.2 km²) |
| Population Density | 63/sq mi |
| Coordinates | 34.6174°N, 118.4050°W |
| Timezone | America/Los_Angeles |
| County | Los Angeles County County |
| Nearest Airport | Bob Hope (BUR) 29 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 80.0 |
| Rating | Moderate |
| Good Days % | 10.4% |
| Unhealthy Days | 133 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0482 ppm |
| NO₂ (Nitrogen Dioxide) | 17.4 ppb |
| SO₂ (Sulfur Dioxide) | 0.32 ppb |
| CO (Carbon Monoxide) | 0.32 ppm |
| PM2.5 (Fine Particles) | 10.0 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very High |
| Risk Score | 100.0 / 100 |
| Social Vulnerability | 55.4 / 100 |
| Community Resilience | 13.6 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | No Rating |
| Earthquake | Very High |
| Wildfire | Very High |
| Flood | Very High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively High |
| Winter Weather | Relatively Moderate |
| Lightning | Very High |
| Drought | Relatively Low |
| Cold Wave | Very Low |
| Landslide | Relatively High |
| Coastal Flood | Relatively High |
| Tsunami | Relatively Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 3.4 m (11 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1812 | S. CALIFORNIA | Eruption + Earthquake | 3.4 m | 1 | 145 km |
| 1930 | S. CALIFORNIA | Eruption + Earthquake | 3.1 m | 1 | 69 km |
| 1994 | WEST COAST, USA | Earthquake | 0.1 m | 57 | 47 km |
| 1855 | S. CALIFORNIA | Eruption + Earthquake | - | - | 64 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Golden Trout Creek (194 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Golden Trout Creek | Volcanic field | 2,886 m (9,469 ft) | -5550 | 194 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 47°F (8°C) | 3.8 in | |
| February | 49°F (9°C) | 4.4 in | Wettest |
| March | 53°F (12°C) | 2.9 in | |
| April | 57°F (14°C) | 1.1 in | |
| May | 65°F (18°C) | 0.5 in | |
| June | 74°F (23°C) | 0.1 in | |
| July | 80°F (27°C) | 0.1 in | |
| August | 81°F (27°C) | 0.0 in | Warmest, Driest |
| September | 75°F (24°C) | 0.2 in | |
| October | 65°F (18°C) | 0.8 in | |
| November | 54°F (12°C) | 1.2 in | |
| December | 46°F (8°C) | 2.8 in | Coldest |
Green Valley CDP (Los Angeles County) has a seasonal temperature swing of 35°F / from 46°F in December to 81°F in August. Total annual precipitation is 17.9 inches, with February being the wettest month (4.4") and August the driest (0.0").