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San Simeon, CA
Full City Profile · California · San Luis Obispo County County
2.6
/5.0
C+
Fair
301
Population
376/sq mi density
$54,705
Median Income
$29,852 per capita
$276,600
Home Value
$604,514 Zillow
$1,343
Median Rent
31.9% income on rent
60°F
Avg Temperature
326 sunny days/yr
475
Violent Crime/100K
2,225 property/100K
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$54,705 median income, 0.0% unemployment
B+
Affordability
3.8 / 5.0
$276,600 home value, $1,343/mo rent
F
Safety
1.0 / 5.0
475 violent crimes/100K (25% above avg)
F
Education
1.3 / 5.0
4.1% bachelor's degree or higher
San Simeon enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 53°F in January while summers reach 66°F in July. The area gets 326 sunny days per year. Annual precipitation totals 29.3 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 48.
Temperature
53°F Jan (12°C)
66°F Jul (19°C)
| Annual Average | 59.9°F |
| 11% above US avg | |
| January Average | 53°F (12°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 326 days/yr |
Geography
| Elevation | 229 ft (70 m) |
| Area | 0.8 sq mi (2.1 km²) |
| Population Density | 376/sq mi |
| Coordinates | 35.6182°N, 121.1374°W |
| Timezone | America/Los_Angeles |
| County | San Luis Obispo County County |
| Nearest Airport | San Luis Obispo County Regional (SBP) 42 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0404 ppm |
| NO₂ (Nitrogen Dioxide) | 5.1 ppb |
| SO₂ (Sulfur Dioxide) | 0.39 ppb |
| PM2.5 (Fine Particles) | 4.9 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 95.9 / 100 |
| Social Vulnerability | 32.8 / 100 |
| Community Resilience | 93.9 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively High |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Drought | Very High |
| Cold Wave | No Rating |
| Landslide | Relatively High |
| Coastal Flood | Relatively Low |
| Tsunami | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 1.8 m (6 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1927 | S. CALIFORNIA | Earthquake | 1.8 m | — | 95 km |
| 1878 | S. CALIFORNIA | Meteorological | 1.0 m | 1 | 61 km |
| 1901 | MONTEREY BAY, N. CALIFORNIA | Eruption + Earthquake | — | — | 72 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 53°F (12°C) | 4.5 in | Wettest |
| February | 52°F (11°C) | 4.3 in | |
| March | 52°F (11°C) | 4.0 in | |
| April | 54°F (12°C) | 1.5 in | |
| May | 57°F (14°C) | 0.4 in | |
| June | 60°F (16°C) | 0.1 in | |
| July | 66°F (19°C) | 0.0 in | Warmest, Driest |
| August | 64°F (18°C) | 0.1 in | |
| September | 63°F (17°C) | 0.4 in | |
| October | 61°F (16°C) | 0.9 in | |
| November | 56°F (13°C) | 2.4 in | |
| December | 51°F (11°C) | 3.4 in | Coldest |
San Simeon has a seasonal temperature swing of 15°F / from 51°F in December to 66°F in July. Total annual precipitation is 22.0 inches, with January being the wettest month (4.5") and July the driest (0.0").