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Floriston, CA
Full City Profile · California · Sierra County County
3.0
/5.0
B
Good
22
Population
23/sq mi density
44°F
Avg Temperature
326 sunny days/yr
111
Violent Crime/100K
1,015 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
111 violent crimes/100K
A+
Education
5.0 / 5.0
0.0% bachelor's degree or higher
Floriston has a cool climate with an average annual temperature of 44°F (7°C). Winters average 29°F in January while summers reach 63°F in July. The area gets 326 sunny days per year. Annual precipitation totals 22.5 inches. The area receives 98.4 inches of snow annually. Air quality is rated Good with a median AQI of 48.
Temperature
29°F Jan (-2°C)
63°F Jul (17°C)
| Annual Average | 44.3°F |
| 18% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 63°F (17°C) |
| Sunny Days | 326 days/yr |
Geography
| Elevation | 6,422 ft (1,957 m) |
| Area | 1.0 sq mi (2.5 km²) |
| Population Density | 23/sq mi |
| Coordinates | 39.3929°N, 120.0151°W |
| Timezone | America/Los_Angeles |
| County | Sierra County County |
| Nearest Airport | Reno/Tahoe International (RNO) 15 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
4 volcanoes within 200 km. Closest: Soda Lakes (100 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Soda Lakes | Maar(s) | 1,251 m (4,104 ft) | Unknown | 100 km |
| Lassen Volcanic Center | Stratovolcano | 3,187 m (10,456 ft) | 1917 | 176 km |
| Mono Lake Volcanic Field | Pyroclastic cone(s) | 2,121 m (6,959 ft) | 1790 | 177 km |
| Mono-Inyo Craters | Lava dome(s) | 2,796 m (9,173 ft) | 1380 | 196 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 4.2 in | Wettest |
| February | 30°F (-1°C) | 3.8 in | |
| March | 35°F (2°C) | 3.4 in | |
| April | 40°F (4°C) | 1.4 in | |
| May | 48°F (9°C) | 1.2 in | |
| June | 55°F (13°C) | 0.8 in | |
| July | 63°F (17°C) | 0.4 in | Warmest, Driest |
| August | 62°F (17°C) | 0.5 in | |
| September | 55°F (13°C) | 0.8 in | |
| October | 47°F (8°C) | 1.5 in | |
| November | 36°F (2°C) | 3.3 in | |
| December | 28°F (-2°C) | 3.5 in | Coldest |
Floriston has a seasonal temperature swing of 34°F / from 28°F in December to 63°F in July. Total annual precipitation is 24.8 inches, with January being the wettest month (4.2") and July the driest (0.4").