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Philo, CA
Full City Profile · California · Mendocino County County
3.4
/5.0
B
Good
41
Population
20/sq mi density
$73,603
Median Income
$76,451 per capita
60°F
Avg Temperature
302 sunny days/yr
846
Violent Crime/100K
3,479 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$73,603 median income, 0.0% unemployment
F
Safety
1.0 / 5.0
846 violent crimes/100K (123% above avg)
A+
Education
5.0 / 5.0
74.4% bachelor's degree or higher
Philo enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 48°F in January while summers reach 75°F in July. The area gets 302 sunny days per year. Annual precipitation totals 34.8 inches. Air quality is rated Good with a median AQI of 48.
Temperature
48°F Jan (9°C)
75°F Jul (24°C)
| Annual Average | 59.8°F |
| 11% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 326 ft (99 m) |
| Area | 2.0 sq mi (5.3 km²) |
| Population Density | 20/sq mi |
| Coordinates | 39.0658°N, 123.4451°W |
| Timezone | America/Los_Angeles |
| County | Mendocino County County |
| Nearest Airport | Chico Regional (CIC) 97 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
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)
Nearby Volcanoes
1 volcano within 200 km. Closest: Clear Lake (59 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Clear Lake | Volcanic field | 1,439 m (4,721 ft) | Unknown | 59 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 9.2 in | Wettest |
| February | 48°F (9°C) | 7.1 in | |
| March | 49°F (9°C) | 6.5 in | |
| April | 51°F (11°C) | 3.0 in | |
| May | 55°F (13°C) | 1.0 in | |
| June | 60°F (16°C) | 0.3 in | |
| July | 75°F (24°C) | 0.1 in | Warmest, Driest |
| August | 65°F (18°C) | 0.3 in | |
| September | 64°F (18°C) | 0.8 in | |
| October | 58°F (15°C) | 2.7 in | |
| November | 51°F (10°C) | 7.1 in | |
| December | 46°F (8°C) | 7.8 in | Coldest |
Philo has a seasonal temperature swing of 29°F / from 46°F in December to 75°F in July. Total annual precipitation is 45.7 inches, with January being the wettest month (9.2") and July the driest (0.1").