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Weather & Climate in Brogan, OR
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Brogan experiences four distinct seasons with an average annual temperature of 53°F (11°C). Winters average 29°F in January while summers reach 79°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 13.2 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 2,616 feet.
Temperature
29°F Jan (-2°C)
79°F Jul (26°C)
| Annual Average | 52.5°F |
| 3% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 311 days/yr |
Geography
| Elevation | 2,616 ft (797 m) |
| Area | 2.9 sq mi (7.4 km²) |
| Population Density | 8/sq mi |
| Coordinates | 44.2475°N, 117.5187°W |
| Timezone | America/Los_Angeles |
| County | Baker County County |
| Nearest Airport | Grant County Regional/Ogilvie Field (JDA) 72 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 32.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 48.2 / 100 |
| Social Vulnerability | 69.4 / 100 |
| Community Resilience | 46.0 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Relatively Low |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
146 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.9.
| Feb 26, 2024 | 10 km N of Smiths Ferry, Idaho | M4.9 | 113 km | 12 km |
| Oct 27, 1994 | 11 km SE of Halfway, Oregon | M4.0 | 75 km | 10 km |
| Oct 4, 2002 | 15 km W of Cascade, Idaho | M3.8 | 106 km | 5 km |
| Mar 12, 2023 | 11 km S of Donnelly, Idaho | M3.7 | 122 km | 12 km |
| Sep 14, 2000 | 4 km W of Smiths Ferry, Idaho | M3.7 | 109 km | 7 km |
| Apr 6, 1995 | 11 km N of Smiths Ferry, Idaho | M3.7 | 114 km | 5 km |
| Mar 5, 2024 | 8 km N of Smiths Ferry, Idaho | M3.5 | 115 km | 10 km |
| Mar 12, 2024 | 8 km NNW of Smiths Ferry, Idaho | M3.5 | 111 km | 16 km |
| Apr 6, 2002 | 9 km NW of Cascade, Idaho | M3.5 | 116 km | 5 km |
| Dec 24, 1999 | 18 km WNW of New Meadows, Idaho | M3.5 | 122 km | 3 km |
| Mar 1, 2024 | 8 km N of Smiths Ferry, Idaho | M3.5 | 113 km | 10 km |
| Apr 24, 2007 | 12 km WSW of Cascade, Idaho | M3.5 | 109 km | 5 km |
| Aug 3, 2002 | 8 km NNW of Smiths Ferry, Idaho | M3.5 | 111 km | 5 km |
| Mar 17, 1995 | 5 km S of Cascade, Idaho | M3.5 | 119 km | 5 km |
| Apr 6, 2024 | 9 km NNW of Smiths Ferry, Idaho | M3.4 | 112 km | 14 km |
| Mar 10, 2001 | 18 km ESE of Donnelly, Idaho | M3.4 | 141 km | 5 km |
| Oct 4, 2002 | 20 km WSW of Cascade, Idaho | M3.4 | 101 km | 5 km |
| Oct 4, 2002 | 15 km W of Cascade, Idaho | M3.4 | 106 km | 5 km |
| Sep 26, 1995 | 9 km E of McCall, Idaho | M3.4 | 142 km | 5 km |
| Jun 16, 1992 | 10 km ESE of Halfway, Oregon | M3.3 | 78 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
21 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF1.
| Date | Rating | Distance | Path | Fatalities |
| Apr 30, 1997 | EF1 | 41 km | 3.0 mi | 0 |
| May 17, 1996 | EF1 | 44 km | 5.5 mi | 0 |
| May 17, 1996 | EF1 | 63 km | 0.3 mi | 0 |
| Jun 19, 1991 | EF1 | 92 km | 0.1 mi | 0 |
| Jul 9, 1990 | EF1 | 45 km | 0.1 mi | 0 |
| Jul 1, 1983 | EF1 | 59 km | 2.0 mi | 0 |
| Apr 23, 1974 | EF1 | 63 km | 1.0 mi | 0 |
| Aug 25, 1966 | EF1 | 64 km | 19.1 mi | 0 |
| Aug 25, 2004 | EF0 | 80 km | — | 0 |
| Aug 25, 2004 | EF0 | 88 km | — | 0 |
| Jun 23, 2004 | EF0 | 73 km | 0.1 mi | 0 |
| Sep 29, 2002 | EF0 | 85 km | 1.0 mi | 0 |
| Feb 7, 2002 | EF0 | 92 km | 0.1 mi | 0 |
| Sep 13, 2001 | EF0 | 44 km | 1.0 mi | 0 |
| Jun 17, 1997 | EF0 | 45 km | 0.2 mi | 0 |
| Apr 30, 1997 | EF0 | 22 km | 1.0 mi | 0 |
| May 17, 1996 | EF0 | 78 km | 0.1 mi | 0 |
| May 11, 1995 | EF0 | 64 km | 0.1 mi | 0 |
| Apr 24, 1991 | EF0 | 94 km | 0.2 mi | 0 |
| Sep 26, 1986 | EF0 | 92 km | 0.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Jordan Craters (123 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Jordan Craters | Volcanic field | 1,473 m (4,833 ft) | -1250 | 123 km |
| Diamond Craters | Volcanic field | 1,435 m (4,708 ft) | -5610 | 162 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: PADDOCK (186,842 acres, 2024).
| Year | Name | Acres Burned | Distance |
| 2024 | PADDOCK | 186,842 | 82 km |
| 2024 | COW VALLEY | 134,642 | 8 km |
| 2015 | CORNET-WINDY RIDGE | 102,553 | 42 km |
| 2020 | WOODHEAD | 98,995 | 81 km |
| 2000 | JACKSON | 80,733 | 28 km |
| 2006 | CHERRY | 56,773 | 92 km |
| 2006 | FOSTER GULCH | 52,496 | 86 km |
| 2015 | BENDIRE COMPLEX | 49,260 | 42 km |
| 2013 | OWYHEE | 48,001 | 74 km |
| 2007 | IRISH SPRING | 47,845 | 47 km |
| 2020 | INDIAN CREEK | 46,275 | 49 km |
| 2006 | STAR MOUNTAIN | 45,243 | 100 km |
| 2016 | RAIL | 43,813 | 67 km |
| 2002 | TRIMBLY CREEK | 43,085 | 95 km |
| 1986 | BISSELL CK | 40,847 | 77 km |
| 1986 | VAN DUSEN | 39,901 | 89 km |
| 2022 | WILLOW CREEK | 38,585 | 22 km |
| 2016 | CHERRY ROAD | 35,219 | 79 km |
| 2007 | BARTLETT MOUNTAIN | 31,845 | 89 km |
| 1996 | COW HOLLOW COMPLEX (COW HOLLOW) | 31,276 | 55 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 1.5 in | |
| February | 31°F (-1°C) | 1.0 in | |
| March | 39°F (4°C) | 1.0 in | |
| April | 45°F (7°C) | 0.8 in | |
| May | 53°F (12°C) | 1.1 in | |
| June | 62°F (16°C) | 1.1 in | |
| July | 79°F (26°C) | 0.4 in | Warmest, Driest |
| August | 70°F (21°C) | 0.7 in | |
| September | 61°F (16°C) | 0.6 in | |
| October | 49°F (10°C) | 0.7 in | |
| November | 36°F (2°C) | 1.4 in | |
| December | 27°F (-3°C) | 1.7 in | Coldest, Wettest |
Brogan has a seasonal temperature swing of 52°F / from 27°F in December to 79°F in July. Total annual precipitation is 12.0 inches, with December being the wettest month (1.7") and July the driest (0.4").