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Anchor Bay, CA
Full City Profile · California · Sonoma County County
2.7
/5.0
C+
Fair
770
Population
219/sq mi density
$82,448
Median Income
$33,294 per capita
54°F
Avg Temperature
302 sunny days/yr
846
Violent Crime/100K
3,479 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
A+
Economy
4.6 / 5.0
$82,448 median income, 0.0% unemployment
F
Safety
1.0 / 5.0
846 violent crimes/100K (123% above avg)
C
Education
2.5 / 5.0
18.2% bachelor's degree or higher
Anchor Bay experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 49°F in January while summers reach 57°F in July. The area gets 302 sunny days per year. Annual precipitation totals 39.2 inches. Air quality is rated Good with a median AQI of 48.
Temperature
49°F Jan (10°C)
57°F Jul (14°C)
| Annual Average | 53.6°F |
| 1% below US avg | |
| January Average | 49°F (10°C) |
| July Average | 57°F (14°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 671 ft (205 m) |
| Area | 3.5 sq mi (9.1 km²) |
| Population Density | 219/sq mi |
| Coordinates | 38.8127°N, 123.5703°W |
| Timezone | America/Los_Angeles |
| County | Sonoma County County |
| Nearest Airport | San Francisco International (SFO) 105 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0321 ppm |
| NO₂ (Nitrogen Dioxide) | 5.8 ppb |
| CO (Carbon Monoxide) | 0.29 ppm |
| PM2.5 (Fine Particles) | 5.0 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 99.1 / 100 |
| Social Vulnerability | 29.8 / 100 |
| Community Resilience | 66.2 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively High |
| Wildfire | Relatively High |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Very 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 Moderate |
| Tsunami | Very Low |
| Volcano | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
1 volcano within 200 km. Closest: Clear Lake (71 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Clear Lake | Volcanic field | 1,439 m (4,721 ft) | Unknown | 71 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 49°F (10°C) | 8.4 in | Wettest |
| February | 49°F (10°C) | 6.4 in | |
| March | 50°F (10°C) | 5.9 in | |
| April | 51°F (11°C) | 2.8 in | |
| May | 54°F (12°C) | 0.9 in | |
| June | 57°F (14°C) | 0.3 in | |
| July | 57°F (14°C) | 0.1 in | Driest |
| August | 59°F (15°C) | 0.3 in | |
| September | 60°F (15°C) | 0.8 in | Warmest |
| October | 58°F (14°C) | 2.8 in | |
| November | 52°F (11°C) | 7.0 in | |
| December | 48°F (9°C) | 7.3 in | Coldest |
Anchor Bay has a seasonal temperature swing of 12°F / from 48°F in December to 60°F in September. Total annual precipitation is 42.9 inches, with January being the wettest month (8.4") and July the driest (0.1").