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Spring Valley CDP (San Diego County), CA
Full City Profile · California · San Diego County County
2.9
/5.0
C+
Fair
32,215
Population
4,389/sq mi density
$104,808
Median Income
$40,074 per capita
$645,300
Home Value
$747,484 Zillow
$2,114
Median Rent
32.5% income on rent
65°F
Avg Temperature
330 sunny days/yr
475
Violent Crime/100K
1,960 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$104,808 median income, 6.2% unemployment
B
Affordability
3.2 / 5.0
$645,300 home value, $2,114/mo rent
F
Safety
1.0 / 5.0
475 violent crimes/100K (25% above avg)
B
Education
3.4 / 5.0
30.3% bachelor's degree or higher
Spring Valley CDP (San Diego County) enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 56°F in January while summers reach 75°F in July. The area gets 330 sunny days per year. Annual precipitation totals 11.6 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 48.
Temperature
56°F Jan (13°C)
75°F Jul (24°C)
| Annual Average | 65.2°F |
| 21% above US avg | |
| January Average | 56°F (13°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 564 ft (172 m) |
| Area | 7.4 sq mi (19.1 km²) |
| Population Density | 4,389/sq mi |
| Coordinates | 32.7299°N, 116.9764°W |
| Timezone | America/Los_Angeles |
| County | San Diego County County |
| Nearest Airport | San Diego International (SAN) 12 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0453 ppm |
| NO₂ (Nitrogen Dioxide) | 13.7 ppb |
| SO₂ (Sulfur Dioxide) | 0.07 ppb |
| CO (Carbon Monoxide) | 0.50 ppm |
| PM2.5 (Fine Particles) | 8.4 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very High |
| Risk Score | 99.7 / 100 |
| Social Vulnerability | 24.8 / 100 |
| Community Resilience | 8.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively High |
| Wildfire | Very High |
| Flood | Very High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively High |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Very Low |
| Landslide | Relatively High |
| Coastal Flood | Relatively Moderate |
| Tsunami | Relatively Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 1.2 m (4 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1862 | S. CALIFORNIA | Eruption + Earthquake | 1.2 m | - | 21 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Salton Buttes (137 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Salton Buttes | Lava dome(s) | -40 m (-131 ft) | 210 | 137 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 56°F (13°C) | 2.6 in | Wettest |
| February | 57°F (14°C) | 2.4 in | |
| March | 58°F (14°C) | 2.5 in | |
| April | 61°F (16°C) | 1.1 in | |
| May | 64°F (18°C) | 0.3 in | |
| June | 69°F (20°C) | 0.1 in | Driest |
| July | 75°F (24°C) | 0.1 in | |
| August | 75°F (24°C) | 0.2 in | Warmest |
| September | 73°F (23°C) | 0.3 in | |
| October | 68°F (20°C) | 0.4 in | |
| November | 61°F (16°C) | 1.5 in | |
| December | 56°F (13°C) | 1.8 in | Coldest |
Spring Valley CDP (San Diego County) has a seasonal temperature swing of 19°F / from 56°F in December to 75°F in August. Total annual precipitation is 13.1 inches, with January being the wettest month (2.6") and June the driest (0.1").