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Garden Grove, CA
Full City Profile · California · Orange County County
2.5
/5.0
C+
Fair
170,603
Population
9,504/sq mi density
$90,166
Median Income
$32,387 per capita
$765,500
Home Value
$990,728 Zillow
$1,971
Median Rent
34.9% income on rent
63°F
Avg Temperature
330 sunny days/yr
292
Violent Crime/100K
2,262 property/100K
C+
Overall
2.5 / 5.0
Fair overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$90,166 median income, 3.7% unemployment
D
Affordability
1.9 / 5.0
$765,500 home value, $1,971/mo rent
F
Safety
1.0 / 5.0
292 violent crimes/100K
C+
Education
3.0 / 5.0
24.9% bachelor's degree or higher
Garden Grove enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 53°F in January while summers reach 71°F in July. The area gets 330 sunny days per year. Annual precipitation totals 28.5 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)
71°F Jul (22°C)
| Annual Average | 62.7°F |
| 16% above US avg | |
| January Average | 53°F (12°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 85 ft (26 m) |
| Area | 18.0 sq mi (46.5 km²) |
| Population Density | 9,504/sq mi |
| Coordinates | 33.7788°N, 117.9605°W |
| Timezone | America/Los_Angeles |
| County | Orange County County |
| Nearest Airport | John Wayne/Orange County (SNA) 9 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
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
4 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 | 69 km |
| 1862 | S. CALIFORNIA | Eruption + Earthquake | 1.2 m | — | 139 km |
| 1994 | WEST COAST, USA | Earthquake | 0.1 m | 57 | 72 km |
| 1855 | S. CALIFORNIA | Eruption + Earthquake | — | — | 38 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 53°F (12°C) | 2.9 in | Coldest, Wettest |
| February | 58°F (15°C) | 2.9 in | |
| March | 59°F (15°C) | 2.6 in | |
| April | 62°F (17°C) | 0.8 in | |
| May | 65°F (18°C) | 0.2 in | |
| June | 69°F (21°C) | 0.1 in | |
| July | 71°F (22°C) | 0.0 in | Driest |
| August | 74°F (23°C) | 0.1 in | Warmest |
| September | 72°F (22°C) | 0.3 in | |
| October | 68°F (20°C) | 0.4 in | |
| November | 62°F (16°C) | 1.3 in | |
| December | 57°F (14°C) | 1.9 in |
Garden Grove has a seasonal temperature swing of 20°F / from 53°F in January to 74°F in August. Total annual precipitation is 13.5 inches, with January being the wettest month (2.9") and July the driest (0.0").