Irrigon, OR

Full City Profile · Oregon · Morrow County County

3.6 /5.0
B+ Good
1,922 Population 1,478/sq mi density
$66,087 Median Income $27,619 per capita
$182,200 Home Value $319,227 Zillow
$736 Median Rent 18.2% income on rent
54°F Avg Temperature
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$66,087 median income, 3.7% unemployment
A+
Affordability
5.0 / 5.0
$182,200 home value, $736/mo rent
D
Education
1.8 / 5.0
10.4% bachelor's degree or higher
Irrigon experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 36°F in January while summers reach 76°F in July. Annual precipitation totals 8.6 inches. The area receives 3.7 inches of snow annually.

Temperature

36°F Jan (2°C) 76°F Jul (24°C)
Annual Average53.9°F
0% below US avg
January Average36°F (2°C)
July Average76°F (24°C)

Geography

Elevation303 ft (92 m)
Area0.6 sq mi (1.5 km²)
Population Density1,478/sq mi
Coordinates45.8951°N, 119.4888°W
TimezoneAmerica/Los_Angeles
CountyMorrow County County
Nearest AirportTri-Cities (PSC)
31 miles away

Precipitation & Snow

Annual Rainfall 8.6"
77% below US avg
Snowfall 3.7"
Wettest Month (Jan) 1.14"
Driest Month (Jul) 0.12"

Air Quality

Natural Hazard Risk

Overall RiskVery Low
Risk Score26.4 / 100
Social Vulnerability26.6 / 100
Community Resilience2.8 / 100

Hazard Breakdown

Tornado Very Low
Earthquake Very Low
Wildfire Relatively Moderate
Flood Relatively Low
Hail Relatively Low
Strong Wind Very Low
Heat Wave Relatively Low
Winter Weather Relatively Low
Lightning Very Low
Ice Storm Relatively Moderate
Drought Very Low
Cold Wave Relatively Low
Landslide Relatively Low
Volcano Very Low
Avalanche Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

237 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.3. Most recent: M2.9 on Sep 23, 2024.

Nov 28, 1991 7 km S of Walla Walla East, Washington M4.3 91 km
Jul 14, 2008 11 km ESE of Maupin, Oregon M4.2 142 km
Jun 17, 2010 30 km S of White Swan, Washington M4.2 100 km
Jan 30, 2000 6 km SE of Condon, Oregon M4.1 92 km
Jul 14, 1992 6 km S of Walla Walla East, Washington M4.1 92 km
Oct 9, 1998 20 km S of White Swan, Washington M4.0 100 km
Nov 18, 1997 20 km NW of Bickleton, Washington M3.9 81 km
Mar 22, 1997 10 km ESE of Condon, Oregon M3.9 90 km
Aug 7, 1992 8 km WSW of Irrigon, Oregon M3.9 9 km
Jun 14, 2007 12 km ESE of Maupin, Oregon M3.8 142 km
May 18, 2008 11 km SSW of Benton City, Washington M3.7 31 km
Sep 4, 2011 14 km N of Richland, Washington M3.7 60 km
Jan 1, 1997 14 km NNE of Selah, Washington M3.7 123 km
Jan 2, 2010 10 km ESE of Maupin, Oregon M3.6 142 km
Mar 1, 2007 Washington-Oregon border region M3.6 142 km
Apr 5, 2008 12 km ESE of Maupin, Oregon M3.6 142 km
Apr 20, 2009 10 km ESE of Maupin, Oregon M3.6 142 km
Feb 1, 2000 7 km SE of Condon, Oregon M3.6 92 km
Jan 23, 2015 3 km N of Cayuse, Oregon M3.5 76 km
Aug 31, 1999 Washington-Oregon border region M3.5 92 km
Source: USGS (M2.5+, 1990-2025)

Tornado History

24 tornadoes (EF0+) within 100 km since 1950. Strongest: EF2.

Date Rating Distance Fatalities
Jun 26, 1958 EF2 47 km 0
May 6, 2022 EF1 94 km 0
May 6, 2009 EF1 78 km 0
May 19, 2006 EF1 17 km 0
Apr 23, 1983 EF1 80 km 0
Mar 5, 2024 EF0 83 km 0
Jun 27, 2023 EF0 94 km 0
Mar 31, 2020 EF0 51 km 0
May 22, 2016 EF0 42 km 0
Aug 13, 2014 EF0 53 km 0
Apr 14, 2011 EF0 56 km 0
Apr 23, 2005 EF0 76 km 0
Apr 23, 2005 EF0 82 km 0
Jun 7, 2004 EF0 25 km 0
May 23, 2004 EF0 23 km 0
Jul 13, 2002 EF0 56 km 0
May 15, 2000 EF0 85 km 0
Jul 9, 1995 EF0 20 km 0
May 1, 1991 EF0 68 km 0
Aug 24, 1987 EF0 92 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Nearby Volcanoes

3 volcanoes within 200 km. Closest: Adams (158 km).

Name Type Elevation Last Eruption Distance
Adams Stratovolcano 3,742 m (12,277 ft) 950 158 km
Indian Heaven Shield(s) 1,806 m (5,925 ft) -6250 180 km
Hood Stratovolcano 3,426 m (11,240 ft) 1866 181 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: RANGE 12 (167,604 ac, 2016).

Year Name Acres Distance
2016 RANGE 12 167,604 73 km
2000 24 COMMAND 162,300 61 km
1984 HANFORD 122,914 60 km
2000 MULE DRY 90,184 49 km
2007 WAUTOMA 77,956 67 km
1996 COLD CREEK 72,859 97 km
2023 NEWELL ROAD 61,833 66 km
2024 BIG HORN 51,023 47 km
2009 DRY CREEK COMPLEX 49,843 74 km
2008 COAL PLANT 45,801 29 km
2019 COLD CREEK 43,756 66 km
2015 HIGHWAY 8 35,296 55 km
2003 UMTANUM RIDGE 34,351 98 km
2016 0353 RN SCOTT CANYON 32,051 80 km
2017 SILVER DOLLAR 30,789 78 km
2007 HORSE HEAVEN COMPLEX (SIX PRONG) 28,225 50 km
2000 UNNAMED 27,815 50 km
2015 UNNAMED 27,736 33 km
2017 400 27,218 96 km
2013 MILE MARKER 28 25,605 88 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 36°F (2°C) 1.1 in Wettest
February 39°F (4°C) 0.9 in
March 46°F (8°C) 0.8 in
April 53°F (12°C) 0.8 in
May 61°F (16°C) 0.8 in
June 68°F (20°C) 0.6 in
July 76°F (24°C) 0.1 in Warmest, Driest
August 74°F (23°C) 0.2 in
September 65°F (18°C) 0.3 in
October 53°F (12°C) 0.8 in
November 42°F (5°C) 1.1 in
December 35°F (2°C) 1.1 in Coldest

Irrigon has a seasonal temperature swing of 40°F / from 35°F in December to 76°F in July. Total annual precipitation is 8.6 inches, with January being the wettest month (1.1") and July the driest (0.1").

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