Weather & Climate in Bertsch-Oceanview, CA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bertsch-Oceanview experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 49°F in January while summers reach 57°F in July / relatively mild seasonal variation. Annual precipitation totals 58.0 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 32. 80% of days have good air quality. The city sits at an elevation of 35 feet.
Temperature
49°F Jan (9°C)
57°F Jul (14°C)
| Annual Average | 52.9°F |
| 2% below US avg | |
| January Average | 49°F (9°C) |
| July Average | 57°F (14°C) |
Geography
| Elevation | 35 ft (11 m) |
| Area | 5.6 sq mi (14.4 km²) |
| Population Density | 417/sq mi |
| Coordinates | 41.7517°N, 124.1702°W |
| Timezone | America/Los_Angeles |
| County | Del Norte County County |
| Nearest Airport | Rogue Valley International - Medford (MFR) 79 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 32.0 |
| Rating | Good |
| Good Days % | 80.3% |
| Unhealthy Days | 2 |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 94.4 / 100 |
| Social Vulnerability | 53.6 / 100 |
| Community Resilience | 23.8 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Drought | Relatively Low |
| Cold Wave | No Rating |
| Landslide | Relatively High |
| Coastal Flood | Very Low |
| Tsunami | Very High |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1,662 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.0.
| Aug 17, 1991 | 136 km WSW of Brookings, Oregon | M7.0 | 140 km | 1 km |
| Jul 13, 1991 | 103 km W of Pistol River, Oregon | M6.9 | 131 km | 11 km |
| Mar 10, 2014 | 77 km WNW of Indianola, California | M6.8 | 130 km | 16 km |
| Jan 10, 2010 | The 2010 Eureka, California Earthquake | M6.5 | 130 km | 29 km |
| Aug 16, 1991 | 136 km WSW of Brookings, Oregon | M6.1 | 139 km | 3 km |
| Jul 24, 1996 | 136 km WSW of Pistol River, Oregon | M5.9 | 144 km | 10 km |
| Feb 13, 2012 | 26 km NNW of Willow Creek, California | M5.6 | 75 km | 27 km |
| Oct 4, 1997 | 100 km WNW of Samoa, California | M5.5 | 125 km | 7 km |
| Feb 26, 2007 | 51 km W of Ferndale, California | M5.4 | 136 km | -1 km |
| Apr 30, 2008 | 3 km NNW of Burnt Ranch, California | M5.4 | 116 km | 28 km |
| Feb 26, 2007 | 52km W of Ferndale, CA | M5.4 | 137 km | 5 km |
| Jan 13, 2001 | off the coast of Northern California | M5.4 | 143 km | 2 km |
| Dec 26, 1994 | 7 km WNW of Fields Landing, California | M5.4 | 113 km | 23 km |
| Jun 17, 2002 | 29 km WNW of Fields Landing, California | M5.2 | 110 km | 17 km |
| Oct 26, 1997 | 99 km W of Trinidad, California | M5.2 | 123 km | 5 km |
| Jul 29, 2017 | 80 km W of Indianola, California | M5.1 | 137 km | 27 km |
| Aug 15, 2003 | 100 km WNW of Indianola, California | M5.0 | 131 km | 8 km |
| Jun 25, 2007 | 57 km W of Trinidad, California | M5.0 | 89 km | 3 km |
| Oct 11, 2013 | 50 km WNW of Samoa, California | M4.9 | 98 km | 9 km |
| Jan 18, 1990 | 27 km ESE of Orick, California | M4.9 | 73 km | 35 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
9 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2.
| Date | Rating | Distance | Path | Fatalities |
| Mar 29, 1958 | EF2 | 89 km | 2.0 mi | 0 |
| Dec 30, 1992 | EF1 | 3 km | 0.2 mi | 0 |
| Dec 11, 1992 | EF1 | 3 km | 0.2 mi | 0 |
| Nov 9, 2002 | EF0 | 34 km | 0.5 mi | 0 |
| Jan 20, 1996 | EF0 | 3 km | 0.1 mi | 0 |
| Jan 20, 1996 | EF0 | 22 km | 0.3 mi | 0 |
| Mar 22, 1983 | EF0 | 34 km | 0.1 mi | 0 |
| May 13, 1960 | EF0 | 27 km | 0.1 mi | 0 |
| Jan 10, 1958 | EF0 | 3 km | 0.8 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.1 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1873 | N. CALIFORNIA | Eruption + Earthquake | 3.1 m | - | 31 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Shasta (169 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Shasta | Stratovolcano | 4,317 m (14,163 ft) | 1250 | 169 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: BISCUIT COMPLEX (BISCUIT) (495,308 acres, 2002).
| Year | Name | Acres Burned | Distance |
| 2002 | BISCUIT COMPLEX (BISCUIT) | 495,308 | 80 km |
| 2017 | CHETCO BAR | 194,877 | 55 km |
| 2018 | KLONDIKE | 178,311 | 78 km |
| 2020 | SLATER | 157,784 | 56 km |
| 2020 | RED SALMON COMPLEX | 147,535 | 95 km |
| 2014 | HAPPY CAMP COMPLEX | 118,491 | 81 km |
| 2008 | SISKIYOU-BLUE 2 COMPLEX (BLUE 2) | 100,823 | 45 km |
| 1987 | SILVER | 96,698 | 70 km |
| 2021 | MCCASH | 95,762 | 72 km |
| 2017 | OAK | 95,692 | 49 km |
| 2023 | KELLY | 90,267 | 32 km |
| 2008 | PANTHER | 71,448 | 70 km |
| 1987 | KING TITUS | 71,390 | 66 km |
| 2017 | ISLAND | 62,931 | 94 km |
| 2018 | TAYLOR CREEK | 57,505 | 94 km |
| 1987 | YELLOW 2 | 53,626 | 81 km |
| 2008 | BEAR WALLOW COMPLEX (UKONOM) | 40,029 | 85 km |
| 2018 | NATCHEZ | 38,800 | 53 km |
| 1987 | FORT COPPER | 36,333 | 80 km |
| 2023 | MOSQUITO | 36,111 | 52 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 49°F (9°C) | 9.4 in | |
| February | 49°F (10°C) | 6.9 in | |
| March | 49°F (10°C) | 7.8 in | |
| April | 51°F (10°C) | 5.1 in | |
| May | 53°F (12°C) | 2.5 in | |
| June | 56°F (13°C) | 1.4 in | |
| July | 57°F (14°C) | 0.3 in | Driest |
| August | 59°F (15°C) | 0.4 in | Warmest |
| September | 57°F (14°C) | 1.1 in | |
| October | 55°F (13°C) | 4.1 in | |
| November | 51°F (11°C) | 7.8 in | |
| December | 48°F (9°C) | 11.1 in | Coldest, Wettest |
Bertsch-Oceanview has a seasonal temperature swing of 10°F / from 48°F in December to 59°F in August. Total annual precipitation is 58.0 inches, with December being the wettest month (11.1") and July the driest (0.3").