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Richmond, CA
Full City Profile · California · San Mateo County County
2.8
/5.0
C+
Fair
115,396
Population
3,841/sq mi density
$90,038
Median Income
$41,898 per capita
$650,100
Home Value
$595,953 Zillow
$1,895
Median Rent
34.6% income on rent
56°F
Avg Temperature
314 sunny days/yr
932
Violent Crime/100K
3,773 property/100K
C+
Overall
2.8 / 5.0
Fair overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$90,038 median income, 4.7% unemployment
C+
Affordability
2.6 / 5.0
$650,100 home value, $1,895/mo rent
F
Safety
1.0 / 5.0
932 violent crimes/100K (145% above avg)
B+
Education
3.6 / 5.0
32.5% bachelor's degree or higher
Richmond enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 50°F in January while summers reach 62°F in July. The area gets 314 sunny days per year. Annual precipitation totals 34.8 inches. The area receives 0.2 inches of snow annually. Air quality is rated Good with a median AQI of 48.
Temperature
50°F Jan (10°C)
62°F Jul (17°C)
| Annual Average | 56.3°F |
| 4% above US avg | |
| January Average | 50°F (10°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 314 days/yr |
Geography
| Elevation | 30 ft (9 m) |
| Area | 52.5 sq mi (135.9 km²) |
| Population Density | 3,841/sq mi |
| Coordinates | 37.9523°N, 122.3606°W |
| Timezone | America/Los_Angeles |
| County | San Mateo County County |
| Nearest Airport | Metro Oakland International (OAK) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0332 ppm |
| NO₂ (Nitrogen Dioxide) | 12.1 ppb |
| CO (Carbon Monoxide) | 0.34 ppm |
| PM2.5 (Fine Particles) | 4.5 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 99.2 / 100 |
| Social Vulnerability | 20.5 / 100 |
| Community Resilience | 97.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Relatively High |
| Wildfire | Relatively Moderate |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very Low |
| Lightning | Relatively Moderate |
| Drought | Relatively High |
| Cold Wave | No Rating |
| Landslide | Relatively High |
| Coastal Flood | Relatively High |
| Tsunami | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 4.5 m (15 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1868 | N. CALIFORNIA | Eruption + Earthquake | 4.5 m | 30 | 36 km |
| 1989 | N. CALIFORNIA | Earthquake | 1.0 m | 62 | 110 km |
| 1856 | N. CALIFORNIA | Eruption + Earthquake | 0.6 m | — | 51 km |
| 1906 | N. CALIFORNIA | Eruption + Earthquake | 0.1 m | — | 31 km |
| 1865 | N. CALIFORNIA | Eruption + Earthquake | — | — | 93 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Clear Lake (119 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Clear Lake | Volcanic field | 1,439 m (4,721 ft) | Unknown | 119 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 50°F (10°C) | 7.2 in | Coldest, Wettest |
| February | 53°F (12°C) | 6.1 in | |
| March | 55°F (13°C) | 5.0 in | |
| April | 57°F (14°C) | 1.9 in | |
| May | 61°F (16°C) | 0.7 in | |
| June | 64°F (18°C) | 0.2 in | |
| July | 62°F (17°C) | 0.1 in | Driest |
| August | 67°F (19°C) | 0.1 in | Warmest |
| September | 67°F (19°C) | 0.4 in | |
| October | 63°F (17°C) | 1.7 in | |
| November | 56°F (13°C) | 4.8 in | |
| December | 50°F (10°C) | 5.7 in |
Richmond has a seasonal temperature swing of 17°F / from 50°F in January to 67°F in August. Total annual precipitation is 33.9 inches, with January being the wettest month (7.2") and July the driest (0.1").