Comptche, CA
Full City Profile · California · Mendocino County County
5.0
/5.0
A+
Excellent
114
Population
99/sq mi density
53°F
Avg Temperature
A+
Overall
5.0 / 5.0
Strong
A+
Education
5.0 / 5.0
57.0% bachelor's degree or higher
Comptche experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 44°F in January while summers reach 66°F in July. Annual precipitation totals 49.2 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
44°F Jan (6°C)
66°F Jul (19°C)
| Annual Average | 53.1°F |
| 2% below US avg | |
| January Average | 44°F (6°C) |
| July Average | 66°F (19°C) |
Geography
| Elevation | 224 ft (68 m) |
| Area | 1.2 sq mi (3.0 km²) |
| Population Density | 99/sq mi |
| Coordinates | 39.2651°N, 123.5897°W |
| Timezone | America/Los_Angeles |
| County | Mendocino County County |
| Nearest Airport | Chico Regional (CIC) 97 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
| Good Days % | 66.7% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0340 ppm |
| PM2.5 (Fine Particles) | 9.4 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 94.3 / 100 |
| Social Vulnerability | 76.8 / 100 |
| Community Resilience | 39.0 / 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 Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Drought | Relatively High |
| Cold Wave | No Rating |
| Landslide | Relatively High |
| Coastal Flood | Relatively Low |
| Tsunami | Very Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 1.8 m (6 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1992 | CAPE MENDOCINO, N. CALIFORNIA | Earthquake | 1.8 m | - | 137 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Clear Lake (78 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Clear Lake | Volcanic field | 1,439 m (4,721 ft) | Unknown | 78 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (6°C) | 9.2 in | |
| February | 45°F (7°C) | 8.6 in | |
| March | 47°F (8°C) | 7.1 in | |
| April | 50°F (10°C) | 3.4 in | |
| May | 55°F (13°C) | 1.8 in | |
| June | 60°F (16°C) | 0.5 in | |
| July | 66°F (19°C) | 0.0 in | Warmest, Driest |
| August | 65°F (18°C) | 0.1 in | |
| September | 62°F (17°C) | 0.4 in | |
| October | 55°F (13°C) | 2.6 in | |
| November | 48°F (9°C) | 5.8 in | |
| December | 43°F (6°C) | 9.8 in | Coldest, Wettest |
Comptche has a seasonal temperature swing of 23°F / from 43°F in December to 66°F in July. Total annual precipitation is 49.2 inches, with December being the wettest month (9.8") and July the driest (0.0").