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Weather & Climate in Black Butte Ranch, OR
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Black Butte Ranch experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 31°F in January while summers reach 65°F in July. The area gets 311 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 15.2 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 32. The city sits at an elevation of 3,425 feet.
Temperature
31°F Jan (-1°C)
65°F Jul (18°C)
| Annual Average | 45.5°F |
| 16% below US avg | |
| January Average | 31°F (-1°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 311 days/yr |
Geography
| Elevation | 3,425 ft (1,044 m) |
| Area | 8.2 sq mi (21.2 km²) |
| Population Density | 20/sq mi |
| Coordinates | 44.3642°N, 121.6686°W |
| Timezone | America/Los_Angeles |
| County | Jefferson County County |
| Nearest Airport | Mahlon Sweet Field (EUG) 78 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 32.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 29.9 / 100 |
| Social Vulnerability | 28.7 / 100 |
| Community Resilience | 31.1 / 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 |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Volcano | Relatively Low |
| Avalanche | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
137 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.
| Mar 25, 1993 | 4 km E of Scotts Mills, Oregon | M5.6 | 105 km | 20 km |
| Jun 29, 2002 | 6 km ENE of Government Camp, Oregon | M4.5 | 108 km | 5 km |
| Jul 14, 2008 | 11 km ESE of Maupin, Oregon | M4.2 | 102 km | 16 km |
| Jul 4, 2015 | 16 km ENE of Springfield, Oregon | M4.1 | 98 km | 8 km |
| Jun 6, 2021 | 6 km NE of Government Camp, Oregon | M3.9 | 109 km | 4 km |
| Feb 8, 1995 | 9 km ESE of Hubbard, Oregon | M3.8 | 119 km | 24 km |
| Jun 14, 2007 | 12 km ESE of Maupin, Oregon | M3.8 | 102 km | 18 km |
| Jun 29, 2002 | 7 km NE of Government Camp, Oregon | M3.8 | 109 km | 5 km |
| Jun 8, 1993 | 5 km ESE of Scotts Mills, Oregon | M3.7 | 104 km | 19 km |
| Mar 1, 2007 | Washington-Oregon border region | M3.6 | 103 km | 23 km |
| Apr 20, 2009 | 10 km ESE of Maupin, Oregon | M3.6 | 102 km | 15 km |
| Jan 2, 2010 | 10 km ESE of Maupin, Oregon | M3.6 | 103 km | 14 km |
| Feb 24, 1999 | 8 km WSW of Molalla, Oregon | M3.6 | 116 km | 34 km |
| Apr 5, 2008 | 12 km ESE of Maupin, Oregon | M3.6 | 103 km | 18 km |
| Sep 8, 2012 | 8 km N of Scotts Mills, Oregon | M3.5 | 117 km | 24 km |
| Aug 2, 1996 | 4 km S of Scotts Mills, Oregon | M3.5 | 106 km | 29 km |
| Oct 19, 1990 | 6 km NE of Government Camp, Oregon | M3.5 | 109 km | 5 km |
| Feb 9, 2021 | 0 km SE of Parkdale, Oregon | M3.5 | 128 km | 6 km |
| Jun 1, 2008 | 11 km ESE of Maupin, Oregon | M3.4 | 102 km | 16 km |
| Nov 25, 1999 | 5 km NNE of Mount Angel, Oregon | M3.4 | 121 km | 28 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: EF1.
| Date | Rating | Distance | Path | Fatalities |
| Sep 1, 2017 | EF1 | 86 km | 0.7 mi | 0 |
| Aug 22, 1989 | EF1 | 51 km | 1.0 mi | 0 |
| Apr 13, 2017 | EF0 | 48 km | 0.1 mi | 0 |
| Jun 9, 2004 | EF0 | 51 km | 0.5 mi | 0 |
| May 23, 2001 | EF0 | 93 km | 1.0 mi | 0 |
| Sep 3, 1997 | EF0 | 36 km | 1.0 mi | 0 |
| Jul 16, 1993 | EF0 | 58 km | 0.5 mi | 0 |
| Jun 22, 1983 | EF0 | 40 km | 0.1 mi | 0 |
| May 11, 1970 | EF0 | 60 km | 0.1 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Nearby Volcanoes
13 volcanoes within 200 km. Closest: Belknap (16 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Belknap | Shield(s) | 2,095 m (6,873 ft) | 480 | 16 km |
| Sand Mountain Field | Pyroclastic cone(s) | 1,664 m (5,459 ft) | -950 | 21 km |
| Three Sisters | Complex | 3,159 m (10,364 ft) | 440 | 27 km |
| Jefferson | Stratovolcano | 3,199 m (10,495 ft) | 950 | 36 km |
| Bachelor | Stratovolcano | 2,763 m (9,065 ft) | -5800 | 43 km |
| Newberry | Shield | 2,434 m (7,986 ft) | 690 | 80 km |
| Davis Lake | Volcanic field | 2,163 m (7,096 ft) | -2790 | 89 km |
| Hood | Stratovolcano | 3,426 m (11,240 ft) | 1866 | 112 km |
| Devils Garden | Volcanic field | 1,698 m (5,571 ft) | Unknown | 115 km |
| Cinnamon Butte | Pyroclastic cone(s) | 1,956 m (6,417 ft) | Unknown | 130 km |
| Crater Lake | Caldera | 2,487 m (8,159 ft) | -2850 | 164 km |
| West Crater | Volcanic field | 1,329 m (4,360 ft) | -5750 | 172 km |
| Indian Heaven | Shield(s) | 1,806 m (5,925 ft) | -6250 | 175 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: LIONSHEAD (197,732 acres, 2020).
| Year | Name | Acres Burned | Distance |
| 2020 | LIONSHEAD | 197,732 | 48 km |
| 2020 | BEACHIE CREEK | 194,619 | 79 km |
| 2020 | HOLIDAY FARM | 174,390 | 70 km |
| 2020 | RIVERSIDE | 138,190 | 96 km |
| 2022 | CEDAR CREEK MF | 136,357 | 76 km |
| 1996 | SIMNASHO | 118,466 | 63 km |
| 2018 | BOXCAR 0410 RN | 99,874 | 90 km |
| 2003 | BB COMPLEX (BOOTH) | 91,281 | 18 km |
| 2017 | NENA SPRINGS | 70,074 | 77 km |
| 2015 | COUNTY LINE 2 | 68,189 | 56 km |
| 2011 | 0655 RAZOR BACK EAST | 65,350 | 85 km |
| 2013 | SUNNYSIDE TURNOFF | 50,028 | 69 km |
| 2011 | HIGH CASCADES | 44,498 | 44 km |
| 2014 | SHANIKO BUTTE | 39,852 | 83 km |
| 1994 | LECLAIRE | 32,087 | 63 km |
| 2023 | BEDROCK | 31,692 | 80 km |
| 2021 | GALES | 31,655 | 74 km |
| 2010 | WHITE LIGHTNING COMPLEX (YOUTHER) | 30,322 | 85 km |
| 2012 | POLE CREEK | 26,982 | 21 km |
| 2021 | BULL COMPLEX | 26,233 | 63 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-1°C) | 7.9 in | |
| February | 32°F (-0°C) | 5.7 in | |
| March | 35°F (2°C) | 5.0 in | |
| April | 40°F (4°C) | 3.1 in | |
| May | 46°F (8°C) | 2.2 in | |
| June | 53°F (12°C) | 1.8 in | |
| July | 65°F (18°C) | 0.8 in | Warmest, Driest |
| August | 60°F (16°C) | 1.1 in | |
| September | 54°F (12°C) | 1.9 in | |
| October | 45°F (7°C) | 3.4 in | |
| November | 35°F (2°C) | 7.3 in | |
| December | 29°F (-2°C) | 8.3 in | Coldest, Wettest |
Black Butte Ranch has a seasonal temperature swing of 35°F / from 29°F in December to 65°F in July. Total annual precipitation is 48.5 inches, with December being the wettest month (8.3") and July the driest (0.8").