Walnut Park, CA
Full City Profile · California · Los Angeles County County
2.5
/5.0
C+
Fair
15,446
Population
20,595/sq mi density
$79,205
Median Income
$23,908 per capita
$570,500
Home Value
$665,627 Zillow
$1,430
Median Rent
38.3% income on rent
66°F
Avg Temperature
C+
Overall
2.5 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.2 / 5.0
$79,205 median income, 8.9% unemployment
C+
Affordability
2.6 / 5.0
$570,500 home value, $1,430/mo rent
D
Education
1.8 / 5.0
9.8% bachelor's degree or higher
Walnut Park enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 58°F in January while summers reach 73°F in July. Annual precipitation totals 14.2 inches. The area receives 0.0 inches of snow annually. Air quality is rated Moderate with a median AQI of 80.
Temperature
58°F Jan (15°C)
73°F Jul (23°C)
| Annual Average | 65.8°F |
| 22% above US avg | |
| January Average | 58°F (15°C) |
| July Average | 73°F (23°C) |
Geography
| Elevation | 146 ft (45 m) |
| Area | 0.8 sq mi (1.9 km²) |
| Population Density | 20,595/sq mi |
| Coordinates | 33.9682°N, 118.2219°W |
| Timezone | America/Los_Angeles |
| County | Los Angeles County County |
| Nearest Airport | Los Angeles International (LAX) 11 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
3 tsunamis recorded within 500 km. Highest wave on record: 3.1 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1930 | S. CALIFORNIA | Eruption + Earthquake | 3.1 m | 1 | 39 km |
| 1994 | WEST COAST, USA | Earthquake | 0.1 m | 57 | 40 km |
| 1855 | S. CALIFORNIA | Eruption + Earthquake | - | - | 19 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 58°F (15°C) | 3.3 in | |
| February | 59°F (15°C) | 3.6 in | Wettest |
| March | 61°F (16°C) | 2.2 in | |
| April | 64°F (18°C) | 0.7 in | |
| May | 66°F (19°C) | 0.3 in | |
| June | 69°F (21°C) | 0.1 in | |
| July | 73°F (23°C) | 0.0 in | |
| August | 75°F (24°C) | 0.0 in | Warmest, Driest |
| September | 74°F (23°C) | 0.1 in | |
| October | 69°F (21°C) | 0.6 in | |
| November | 63°F (17°C) | 0.8 in | |
| December | 58°F (14°C) | 2.5 in | Coldest |
Walnut Park has a seasonal temperature swing of 17°F / from 58°F in December to 75°F in August. Total annual precipitation is 14.3 inches, with February being the wettest month (3.6") and August the driest (0.0").