Lake Arrowhead, CA
Full City Profile · California · Orange County County
3.8
/5.0
B+
Good
10,746
Population
608/sq mi density
$88,147
Median Income
$52,386 per capita
$545,100
Home Value
$528,139 Zillow
$1,739
Median Rent
36.3% income on rent
51°F
Avg Temperature
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$88,147 median income, 4.2% unemployment
B
Affordability
3.2 / 5.0
$545,100 home value, $1,739/mo rent
B+
Education
3.9 / 5.0
36.3% bachelor's degree or higher
Lake Arrowhead experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 37°F in January while summers reach 69°F in July. Annual precipitation totals 37.7 inches. The area receives 22.4 inches of snow annually. Air quality is rated Moderate with a median AQI of 54.
Temperature
37°F Jan (3°C)
69°F Jul (21°C)
| Annual Average | 51.1°F |
| 5% below US avg | |
| January Average | 37°F (3°C) |
| July Average | 69°F (21°C) |
Geography
| Elevation | 5,199 ft (1,585 m) |
| Area | 19.0 sq mi (49.1 km²) |
| Population Density | 608/sq mi |
| Coordinates | 34.2540°N, 117.1781°W |
| Timezone | America/Los_Angeles |
| County | Orange County County |
| Nearest Airport | San Bernardino International (SBD) 11 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 54.0 |
| Rating | Moderate |
| Good Days % | 32.5% |
| Unhealthy Days | 16 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0440 ppm |
| NO₂ (Nitrogen Dioxide) | 18.4 ppb |
| CO (Carbon Monoxide) | 0.35 ppm |
| PM2.5 (Fine Particles) | 9.7 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very High |
| Risk Score | 99.8 / 100 |
| Social Vulnerability | 24.9 / 100 |
| Community Resilience | 16.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | No Rating |
| Earthquake | Very High |
| Wildfire | Relatively High |
| Flood | Very High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively High |
| Winter Weather | Very Low |
| Lightning | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | No Rating |
| Landslide | Relatively High |
| Coastal Flood | Relatively High |
| 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: 3.1 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1930 | S. CALIFORNIA | Eruption + Earthquake | 3.1 m | 1 | 137 km |
| 1994 | WEST COAST, USA | Earthquake | 0.1 m | 57 | 125 km |
| 1855 | S. CALIFORNIA | Eruption + Earthquake | - | - | 87 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Salton Buttes (186 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Salton Buttes | Lava dome(s) | -40 m (-131 ft) | 210 | 186 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 37°F (3°C) | 8.4 in | |
| February | 37°F (3°C) | 9.9 in | Wettest |
| March | 42°F (5°C) | 5.2 in | |
| April | 48°F (9°C) | 2.8 in | |
| May | 54°F (12°C) | 1.2 in | |
| June | 63°F (17°C) | 0.3 in | |
| July | 69°F (21°C) | 0.1 in | Driest |
| August | 69°F (21°C) | 0.1 in | Warmest |
| September | 63°F (17°C) | 0.3 in | |
| October | 53°F (12°C) | 2.1 in | |
| November | 43°F (6°C) | 2.4 in | |
| December | 36°F (2°C) | 5.2 in | Coldest |
Lake Arrowhead has a seasonal temperature swing of 33°F / from 36°F in December to 69°F in August. Total annual precipitation is 37.7 inches, with February being the wettest month (9.9") and July the driest (0.1").