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Sierraville, CA
Full City Profile · California · Sierra County County
1.5
/5.0
D
Poor
233
Population
46/sq mi density
$795,700
Home Value
$426,823 Zillow
47°F
Avg Temperature
326 sunny days/yr
111
Violent Crime/100K
1,015 property/100K
D
Overall
1.5 / 5.0
Below average overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
111 violent crimes/100K
D
Education
2.0 / 5.0
12.3% bachelor's degree or higher
Sierraville experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 31°F in January while summers reach 66°F in July. The area gets 326 sunny days per year. Annual precipitation totals 23.3 inches. The area receives 37.8 inches of snow annually. Air quality is rated Good with a median AQI of 48.
Temperature
31°F Jan (-0°C)
66°F Jul (19°C)
| Annual Average | 46.7°F |
| 14% below US avg | |
| January Average | 31°F (-0°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 326 days/yr |
Geography
| Elevation | 4,977 ft (1,517 m) |
| Area | 5.0 sq mi (13.0 km²) |
| Population Density | 46/sq mi |
| Coordinates | 39.5822°N, 120.3621°W |
| Timezone | America/Los_Angeles |
| County | Sierra County County |
| Nearest Airport | Reno/Tahoe International (RNO) 32 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 31.5 / 100 |
| Social Vulnerability | 63.2 / 100 |
| Community Resilience | 31.4 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | No Rating |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Soda Lakes (128 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Soda Lakes | Maar(s) | 1,251 m (4,104 ft) | Unknown | 128 km |
| Lassen Volcanic Center | Stratovolcano | 3,187 m (10,456 ft) | 1917 | 141 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-0°C) | 6.0 in | Wettest |
| February | 31°F (-0°C) | 5.2 in | |
| March | 35°F (2°C) | 4.5 in | |
| April | 39°F (4°C) | 2.1 in | |
| May | 46°F (8°C) | 1.5 in | |
| June | 54°F (12°C) | 0.9 in | |
| July | 66°F (19°C) | 0.4 in | Warmest, Driest |
| August | 62°F (17°C) | 0.6 in | |
| September | 56°F (14°C) | 0.9 in | |
| October | 48°F (9°C) | 2.3 in | |
| November | 37°F (3°C) | 5.0 in | |
| December | 30°F (-1°C) | 5.1 in | Coldest |
Sierraville has a seasonal temperature swing of 35°F / from 30°F in December to 66°F in July. Total annual precipitation is 34.4 inches, with January being the wettest month (6.0") and July the driest (0.4").