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Sierra Brooks, CA
Full City Profile · California · Sierra County County
1.8
/5.0
D
Poor
538
Population
393/sq mi density
$35,236
Median Income
$25,524 per capita
$297,200
Home Value
$300,353 Zillow
49°F
Avg Temperature
326 sunny days/yr
111
Violent Crime/100K
1,015 property/100K
D
Overall
1.8 / 5.0
Below average overall score based on economy, affordability, safety and education
D
Economy
1.6 / 5.0
$35,236 median income, 24.5% unemployment
D
Affordability
1.9 / 5.0
$297,200 home value, /mo rent
F
Safety
1.0 / 5.0
111 violent crimes/100K
C+
Education
2.6 / 5.0
20.0% bachelor's degree or higher
Sierra Brooks experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 33°F in January while summers reach 69°F in July. The area gets 326 sunny days per year. Annual precipitation totals 25.7 inches. Air quality is rated Good with a median AQI of 48.
Temperature
33°F Jan (1°C)
69°F Jul (21°C)
| Annual Average | 49.2°F |
| 9% below US avg | |
| January Average | 33°F (1°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 326 days/yr |
Geography
| Elevation | 5,169 ft (1,576 m) |
| Area | 1.4 sq mi (3.5 km²) |
| Population Density | 393/sq mi |
| Coordinates | 39.6426°N, 120.2154°W |
| Timezone | America/Los_Angeles |
| County | Sierra County County |
| Nearest Airport | Reno/Tahoe International (RNO) 26 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 (116 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Soda Lakes | Maar(s) | 1,251 m (4,104 ft) | Unknown | 116 km |
| Lassen Volcanic Center | Stratovolcano | 3,187 m (10,456 ft) | 1917 | 145 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (1°C) | 4.8 in | Wettest |
| February | 31°F (-1°C) | 4.3 in | |
| March | 35°F (2°C) | 3.8 in | |
| April | 40°F (4°C) | 1.7 in | |
| May | 47°F (8°C) | 1.3 in | |
| June | 55°F (13°C) | 0.9 in | |
| July | 69°F (21°C) | 0.4 in | Warmest, Driest |
| August | 63°F (17°C) | 0.5 in | |
| September | 57°F (14°C) | 0.9 in | |
| October | 48°F (9°C) | 1.9 in | |
| November | 37°F (3°C) | 4.0 in | |
| December | 30°F (-1°C) | 4.1 in | Coldest |
Sierra Brooks has a seasonal temperature swing of 39°F / from 30°F in December to 69°F in July. Total annual precipitation is 28.5 inches, with January being the wettest month (4.8") and July the driest (0.4").