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Weather & Climate in Idanha, OR
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Idanha experiences four distinct seasons with an average annual temperature of 53°F (11°C). Winters average 40°F in January while summers reach 68°F in July. The area gets 251 sunny days per year, above the national average. Annual precipitation totals 93.6 inches (wetter than the 38-inch national average). The area receives 10.2 inches of snow annually. Air quality is rated Good with a median AQI of 32. The city sits at an elevation of 1,703 feet.
Temperature
40°F Jan (4°C)
68°F Jul (20°C)
| Annual Average | 52.6°F |
| 3% below US avg | |
| January Average | 40°F (4°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 251 days/yr |
Geography
| Elevation | 1,703 ft (519 m) |
| Area | 1.1 sq mi (2.8 km²) |
| Population Density | 254/sq mi |
| Coordinates | 44.7015°N, 122.0832°W |
| Timezone | America/Los_Angeles |
| County | Linn County County |
| Nearest Airport | Portland International (PDX) 66 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 32.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 88.1 / 100 |
| Social Vulnerability | 41.4 / 100 |
| Community Resilience | 62.0 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Volcano | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
179 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 | 56 km | 20 km |
| Jun 29, 2002 | 6 km ENE of Government Camp, Oregon | M4.5 | 77 km | 5 km |
| Jul 14, 2008 | 11 km ESE of Maupin, Oregon | M4.2 | 101 km | 16 km |
| Jul 4, 2015 | 16 km ENE of Springfield, Oregon | M4.1 | 90 km | 8 km |
| Jun 6, 2021 | 6 km NE of Government Camp, Oregon | M3.9 | 78 km | 4 km |
| Apr 24, 2003 | 3 km NW of North Portland, Oregon | M3.9 | 116 km | 17 km |
| Feb 8, 1995 | 9 km ESE of Hubbard, Oregon | M3.8 | 69 km | 24 km |
| Jun 14, 2007 | 12 km ESE of Maupin, Oregon | M3.8 | 101 km | 18 km |
| Jun 29, 2002 | 7 km NE of Government Camp, Oregon | M3.8 | 78 km | 5 km |
| Aug 3, 2006 | 2 km WNW of Cherry Grove, Washington | M3.8 | 129 km | 14 km |
| Jun 8, 1993 | 5 km ESE of Scotts Mills, Oregon | M3.7 | 55 km | 19 km |
| Jan 31, 2013 | 3 km ENE of Amboy, Washington | M3.7 | 138 km | 6 km |
| Apr 5, 2008 | 12 km ESE of Maupin, Oregon | M3.6 | 102 km | 18 km |
| Apr 20, 2009 | 10 km ESE of Maupin, Oregon | M3.6 | 101 km | 15 km |
| Feb 24, 1999 | 8 km WSW of Molalla, Oregon | M3.6 | 66 km | 34 km |
| Jan 2, 2010 | 10 km ESE of Maupin, Oregon | M3.6 | 101 km | 14 km |
| Mar 1, 2007 | Washington-Oregon border region | M3.6 | 102 km | 23 km |
| May 19, 2019 | 3 km ESE of Rose Lodge, Oregon | M3.6 | 143 km | 44 km |
| Sep 8, 2012 | 8 km N of Scotts Mills, Oregon | M3.5 | 67 km | 24 km |
| Aug 2, 1996 | 4 km S of Scotts Mills, Oregon | M3.5 | 57 km | 29 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
38 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 2 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Dec 14, 2010 | EF2 | 65 km | 5.0 mi | 0 |
| Dec 8, 1993 | EF2 | 94 km | 6.0 mi | 0 |
| Sep 1, 2017 | EF1 | 51 km | 0.7 mi | 0 |
| Jun 21, 2003 | EF1 | 88 km | 0.3 mi | 0 |
| Oct 9, 2000 | EF1 | 65 km | 0.1 mi | 0 |
| Oct 9, 2000 | EF1 | 79 km | 0.1 mi | 0 |
| Nov 12, 1991 | EF1 | 97 km | 0.2 mi | 0 |
| Nov 12, 1991 | EF1 | 93 km | 0.2 mi | 0 |
| Mar 8, 1960 | EF1 | 63 km | 1.0 mi | 0 |
| Apr 12, 1957 | EF1 | 77 km | 2.5 mi | 0 |
| Jun 18, 2023 | EF0 | 90 km | 0.3 mi | 0 |
| Oct 24, 2022 | EF0 | 83 km | 0.0 mi | 0 |
| Oct 22, 2022 | EF0 | 75 km | 0.9 mi | 0 |
| Jun 13, 2020 | EF0 | 84 km | 2.0 mi | 0 |
| Oct 29, 2018 | EF0 | 70 km | 0.1 mi | 0 |
| Oct 12, 2017 | EF0 | 82 km | 0.6 mi | 0 |
| Apr 13, 2017 | EF0 | 98 km | 0.1 mi | 0 |
| Jun 4, 2009 | EF0 | 91 km | 1.5 mi | 0 |
| Sep 28, 2007 | EF0 | 66 km | 1.0 mi | 0 |
| Dec 16, 2006 | EF0 | 74 km | 1.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Jefferson (23 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Jefferson | Stratovolcano | 3,199 m (10,495 ft) | 950 | 23 km |
| Sand Mountain Field | Pyroclastic cone(s) | 1,664 m (5,459 ft) | -950 | 38 km |
| Belknap | Shield(s) | 2,095 m (6,873 ft) | 480 | 50 km |
| Three Sisters | Complex | 3,159 m (10,364 ft) | 440 | 68 km |
| Hood | Stratovolcano | 3,426 m (11,240 ft) | 1866 | 81 km |
| Bachelor | Stratovolcano | 2,763 m (9,065 ft) | -5800 | 86 km |
| Davis Lake | Volcanic field | 2,163 m (7,096 ft) | -2790 | 128 km |
| Newberry | Shield | 2,434 m (7,986 ft) | 690 | 128 km |
| West Crater | Volcanic field | 1,329 m (4,360 ft) | -5750 | 131 km |
| Indian Heaven | Shield(s) | 1,806 m (5,925 ft) | -6250 | 138 km |
| Cinnamon Butte | Pyroclastic cone(s) | 1,956 m (6,417 ft) | Unknown | 162 km |
| Devils Garden | Volcanic field | 1,698 m (5,571 ft) | Unknown | 164 km |
| St. Helens | Stratovolcano | 2,549 m (8,363 ft) | 2008 | 167 km |
| Adams | Stratovolcano | 3,742 m (12,277 ft) | 950 | 174 km |
| Crater Lake | Caldera | 2,487 m (8,159 ft) | -2850 | 197 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 | 21 km |
| 2020 | BEACHIE CREEK | 194,619 | 29 km |
| 2020 | HOLIDAY FARM | 174,390 | 69 km |
| 2020 | RIVERSIDE | 138,190 | 49 km |
| 1996 | SIMNASHO | 118,466 | 64 km |
| 2018 | BOXCAR 0410 RN | 99,874 | 92 km |
| 2003 | BB COMPLEX (BOOTH) | 91,281 | 33 km |
| 2017 | NENA SPRINGS | 70,074 | 76 km |
| 2015 | COUNTY LINE 2 | 68,189 | 55 km |
| 2011 | 0655 RAZOR BACK EAST | 65,350 | 89 km |
| 2013 | SUNNYSIDE TURNOFF | 50,028 | 74 km |
| 2011 | HIGH CASCADES | 44,498 | 46 km |
| 2014 | SHANIKO BUTTE | 39,852 | 80 km |
| 1994 | LECLAIRE | 32,087 | 70 km |
| 2023 | BEDROCK | 31,692 | 87 km |
| 2021 | GALES | 31,655 | 86 km |
| 2010 | WHITE LIGHTNING COMPLEX (YOUTHER) | 30,322 | 80 km |
| 2012 | POLE CREEK | 26,982 | 67 km |
| 2021 | BULL COMPLEX | 26,233 | 18 km |
| 2017 | MR SEPARATION | 25,137 | 66 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 12.8 in | |
| February | 36°F (2°C) | 9.3 in | |
| March | 39°F (4°C) | 8.7 in | |
| April | 42°F (6°C) | 5.8 in | |
| May | 48°F (9°C) | 4.0 in | |
| June | 55°F (13°C) | 2.6 in | |
| July | 68°F (20°C) | 0.9 in | Warmest, Driest |
| August | 61°F (16°C) | 1.6 in | |
| September | 56°F (13°C) | 3.3 in | |
| October | 48°F (9°C) | 5.9 in | |
| November | 38°F (3°C) | 12.1 in | |
| December | 33°F (1°C) | 13.2 in | Coldest, Wettest |
Idanha has a seasonal temperature swing of 35°F / from 33°F in December to 68°F in July. Total annual precipitation is 80.2 inches, with December being the wettest month (13.2") and July the driest (0.9").