Downieville, CA
Full City Profile · California · Sierra County County
3.5
/5.0
B+
Good
174
Population
55/sq mi density
$112,000
Median Income
$42,327 per capita
53°F
Avg Temperature
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$112,000 median income, 0.0% unemployment
D
Education
1.9 / 5.0
11.4% bachelor's degree or higher
Downieville experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 39°F in January while summers reach 70°F in July. Annual precipitation totals 64.9 inches. The area receives 26.2 inches of snow annually.
Temperature
39°F Jan (4°C)
70°F Jul (21°C)
| Annual Average | 53.1°F |
| 2% below US avg | |
| January Average | 39°F (4°C) |
| July Average | 70°F (21°C) |
Geography
| Elevation | 3,450 ft (1,052 m) |
| Area | 3.2 sq mi (8.3 km²) |
| Population Density | 55/sq mi |
| Coordinates | 39.5786°N, 120.8164°W |
| Timezone | America/Los_Angeles |
| County | Sierra County County |
| Nearest Airport | Reno/Tahoe International (RNO) 56 miles away |
Precipitation & Snow
Air Quality
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
3 volcanoes within 200 km. Closest: Lassen Volcanic Center (117 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Lassen Volcanic Center | Stratovolcano | 3,187 m (10,456 ft) | 1917 | 117 km |
| Soda Lakes | Maar(s) | 1,251 m (4,104 ft) | Unknown | 167 km |
| Clear Lake | Volcanic field | 1,439 m (4,721 ft) | Unknown | 181 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 11.3 in | |
| February | 42°F (5°C) | 10.7 in | |
| March | 45°F (7°C) | 10.0 in | |
| April | 50°F (10°C) | 5.3 in | |
| May | 57°F (14°C) | 3.7 in | |
| June | 64°F (18°C) | 1.1 in | |
| July | 70°F (21°C) | 0.1 in | Warmest, Driest |
| August | 69°F (21°C) | 0.2 in | |
| September | 65°F (18°C) | 0.7 in | |
| October | 55°F (13°C) | 3.3 in | |
| November | 44°F (7°C) | 6.8 in | |
| December | 38°F (3°C) | 11.8 in | Coldest, Wettest |
Downieville has a seasonal temperature swing of 33°F / from 38°F in December to 70°F in July. Total annual precipitation is 64.9 inches, with December being the wettest month (11.8") and July the driest (0.1").