Fortuna, CA
Full City Profile · California · Humboldt County County
2.6
/5.0
C+
Fair
12,413
Population
2,364/sq mi density
$61,603
Median Income
$34,278 per capita
$353,200
Home Value
$418,228 Zillow
$1,126
Median Rent
35.3% income on rent
56°F
Avg Temperature
303
Violent Crime/100K
1,121 property/100K
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.3 / 5.0
$61,603 median income, 6.1% unemployment
B
Affordability
3.4 / 5.0
$353,200 home value, $1,126/mo rent
F
Safety
1.0 / 5.0
303 violent crimes/100K
C+
Education
2.8 / 5.0
22.8% bachelor's degree or higher
Fortuna enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 50°F in January while summers reach 62°F in July. Annual precipitation totals 47.7 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 38.
Temperature
50°F Jan (10°C)
62°F Jul (17°C)
| Annual Average | 55.6°F |
| 3% above US avg | |
| January Average | 50°F (10°C) |
| July Average | 62°F (17°C) |
Geography
| Elevation | 71 ft (22 m) |
| Area | 4.9 sq mi (12.6 km²) |
| Population Density | 2,364/sq mi |
| Coordinates | 40.5871°N, 124.1422°W |
| Timezone | America/Los_Angeles |
| County | Humboldt County County |
| Nearest Airport | Redding Regional (RDD) 97 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
| Good Days % | 72.7% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0303 ppm |
| NO₂ (Nitrogen Dioxide) | 3.1 ppb |
| SO₂ (Sulfur Dioxide) | 0.31 ppb |
| CO (Carbon Monoxide) | 0.23 ppm |
| PM2.5 (Fine Particles) | 10.4 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.8 / 100 |
| Social Vulnerability | 74.7 / 100 |
| Community Resilience | 56.4 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively High |
| Wildfire | Relatively Moderate |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | No Rating |
| Landslide | Relatively High |
| Coastal Flood | Relatively High |
| Tsunami | Relatively High |
| Volcano | No Rating |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 1.8 m (6 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1992 | CAPE MENDOCINO, N. CALIFORNIA | Earthquake | 1.8 m | - | 29 km |
| 2024 | CAPE MENDOCINO, N. CALIFORNIA | Earthquake | 0.1 m | - | 78 km |
| 1994 | N. CALIFORNIA | Earthquake | 0.1 m | - | 132 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Shasta (187 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Shasta | Stratovolcano | 4,317 m (14,163 ft) | 1250 | 187 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 50°F (10°C) | 8.6 in | |
| February | 50°F (10°C) | 7.8 in | |
| March | 51°F (11°C) | 6.9 in | |
| April | 53°F (12°C) | 3.9 in | |
| May | 57°F (14°C) | 1.9 in | |
| June | 59°F (15°C) | 0.6 in | |
| July | 62°F (17°C) | 0.1 in | |
| August | 63°F (17°C) | 0.1 in | Warmest, Driest |
| September | 62°F (17°C) | 0.5 in | |
| October | 58°F (15°C) | 2.4 in | |
| November | 53°F (12°C) | 5.2 in | |
| December | 48°F (9°C) | 9.7 in | Coldest, Wettest |
Fortuna has a seasonal temperature swing of 15°F / from 48°F in December to 63°F in August. Total annual precipitation is 47.7 inches, with December being the wettest month (9.7") and August the driest (0.1").