Coloma, CA
Full City Profile · California · El Dorado County County
4.4
/5.0
A
Great
372
Population
111/sq mi density
$119,189
Median Income
$47,165 per capita
$2,178
Median Rent
22.5% income on rent
60°F
Avg Temperature
A
Overall
4.4 / 5.0
Strong
B+
Economy
3.8 / 5.0
$119,189 median income, 22.6% unemployment
A+
Affordability
4.7 / 5.0
A+
Education
4.7 / 5.0
46.1% bachelor's degree or higher
Coloma enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 46°F in January while summers reach 77°F in July. Annual precipitation totals 39.2 inches. The area receives 2.6 inches of snow annually. Air quality is rated Good with a median AQI of 44.
Temperature
46°F Jan (8°C)
77°F Jul (25°C)
| Annual Average | 59.8°F |
| 11% above US avg | |
| January Average | 46°F (8°C) |
| July Average | 77°F (25°C) |
Geography
| Elevation | 757 ft (231 m) |
| Area | 3.4 sq mi (8.7 km²) |
| Population Density | 111/sq mi |
| Coordinates | 38.8026°N, 120.8946°W |
| Timezone | America/Los_Angeles |
| County | El Dorado County County |
| Nearest Airport | Sacramento International (SMF) 38 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
| Good Days % | 71.3% |
| Unhealthy Days | 8 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0497 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 91.4 / 100 |
| Social Vulnerability | 18.1 / 100 |
| Community Resilience | 67.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively High |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | No Rating |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Clear Lake (163 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Clear Lake | Volcanic field | 1,439 m (4,721 ft) | Unknown | 163 km |
| Mono Lake Volcanic Field | Pyroclastic cone(s) | 2,121 m (6,959 ft) | 1790 | 185 km |
| Soda Lakes | Maar(s) | 1,251 m (4,104 ft) | Unknown | 192 km |
| Lassen Volcanic Center | Stratovolcano | 3,187 m (10,456 ft) | 1917 | 195 km |
| Mono-Inyo Craters | Lava dome(s) | 2,796 m (9,173 ft) | 1380 | 197 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 46°F (8°C) | 6.8 in | |
| February | 48°F (9°C) | 7.0 in | Wettest |
| March | 52°F (11°C) | 5.8 in | |
| April | 55°F (13°C) | 3.4 in | |
| May | 62°F (17°C) | 2.3 in | |
| June | 70°F (21°C) | 0.6 in | |
| July | 77°F (25°C) | 0.0 in | Warmest, Driest |
| August | 76°F (25°C) | 0.1 in | |
| September | 72°F (22°C) | 0.3 in | |
| October | 63°F (17°C) | 2.0 in | |
| November | 52°F (11°C) | 4.2 in | |
| December | 45°F (7°C) | 6.7 in | Coldest |
Coloma has a seasonal temperature swing of 32°F / from 45°F in December to 77°F in July. Total annual precipitation is 39.2 inches, with February being the wettest month (7.0") and July the driest (0.0").