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Rainbow, CA
Full City Profile · California · Orange County County
2.7
/5.0
C+
Fair
1,793
Population
162/sq mi density
$85,368
Median Income
$42,819 per capita
$699,500
Home Value
$757,626 Zillow
$2,097
Median Rent
46.1% income on rent
65°F
Avg Temperature
330 sunny days/yr
92
Violent Crime/100K
2,341 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$85,368 median income, 3.5% unemployment
C
Affordability
2.0 / 5.0
$699,500 home value, $2,097/mo rent
F
Safety
1.0 / 5.0
92 violent crimes/100K
B
Education
3.3 / 5.0
28.4% bachelor's degree or higher
Rainbow enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 57°F in January while summers reach 74°F in July. The area gets 330 sunny days per year. Annual precipitation totals 15.3 inches. Air quality is rated Good with a median AQI of 48.
Temperature
57°F Jan (14°C)
74°F Jul (23°C)
| Annual Average | 65.1°F |
| 21% above US avg | |
| January Average | 57°F (14°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 1,271 ft (387 m) |
| Area | 11.0 sq mi (28.6 km²) |
| Population Density | 162/sq mi |
| Coordinates | 33.4099°N, 117.1394°W |
| Timezone | America/Los_Angeles |
| County | Orange County County |
| Nearest Airport | John Wayne/Orange County (SNA) 46 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
2 tsunamis 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 | - | 79 km |
| 1855 | S. CALIFORNIA | Eruption + Earthquake | - | - | 117 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Salton Buttes (144 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Salton Buttes | Lava dome(s) | -40 m (-131 ft) | 210 | 144 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 57°F (14°C) | 2.7 in | Wettest |
| February | 54°F (12°C) | 2.6 in | |
| March | 55°F (13°C) | 2.4 in | |
| April | 59°F (15°C) | 1.1 in | |
| May | 63°F (17°C) | 0.4 in | |
| June | 69°F (20°C) | 0.1 in | Driest |
| July | 74°F (23°C) | 0.1 in | |
| August | 77°F (25°C) | 0.2 in | Warmest |
| September | 73°F (23°C) | 0.5 in | |
| October | 67°F (19°C) | 0.4 in | |
| November | 59°F (15°C) | 1.7 in | |
| December | 53°F (12°C) | 2.0 in | Coldest |
Rainbow has a seasonal temperature swing of 24°F / from 53°F in December to 77°F in August. Total annual precipitation is 13.9 inches, with January being the wettest month (2.7") and June the driest (0.1").