Pomeroy, WA

Full City Profile · Washington · Garfield County County

3.2 /5.0
B Good
1,423 Population 799/sq mi density
$50,197 Median Income $30,923 per capita
$205,200 Home Value $252,491 Zillow
$760 Median Rent 28.6% income on rent
50°F Avg Temperature
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
C+
Economy
2.9 / 5.0
$50,197 median income, 9.1% unemployment
A
Affordability
4.4 / 5.0
$205,200 home value, $760/mo rent
C
Education
2.3 / 5.0
16.6% bachelor's degree or higher
Pomeroy experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 34°F in January while summers reach 69°F in July. Annual precipitation totals 17.6 inches. The area receives 8.4 inches of snow annually. Air quality is rated Good with a median AQI of 17.

Temperature

34°F Jan (1°C) 69°F Jul (21°C)
Annual Average49.8°F
8% below US avg
January Average34°F (1°C)
July Average69°F (21°C)

Geography

Elevation1,872 ft (571 m)
Area0.7 sq mi (1.8 km²)
Population Density799/sq mi
Coordinates46.4738°N, 117.5965°W
TimezoneAmerica/Los_Angeles
CountyGarfield County County
Nearest AirportPullman/Moscow Regional (PUW)
30 miles away

Precipitation & Snow

Annual Rainfall 17.6"
54% below US avg
Snowfall 8.4"
Wettest Month (Nov) 2.32"
Driest Month (Jul) 0.46"

Air Quality

AQI Median17.0
RatingGood
Good Days %90.2%
Unhealthy Days0

Natural Hazard Risk

Overall RiskVery Low
Risk Score1.6 / 100
Social Vulnerability18.7 / 100
Community Resilience27.3 / 100

Hazard Breakdown

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

Earthquake History

107 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.3. Most recent: M2.8 on Apr 20, 2024.

Nov 28, 1991 7 km S of Walla Walla East, Washington M4.3 77 km
Jul 14, 1992 6 km S of Walla Walla East, Washington M4.1 77 km
Nov 11, 2001 3 km NE of Spokane, Washington M4.0 136 km
Jun 25, 2001 Washington M3.9 135 km
Jun 28, 1998 3 km SE of Genesee, Idaho M3.8 54 km
Sep 4, 2011 14 km N of Richland, Washington M3.7 128 km
Jan 23, 2015 3 km N of Cayuse, Oregon M3.5 112 km
Jun 25, 2001 2 km SSE of Town and Country, Washington M3.4 137 km
Jan 13, 1994 11 km SW of Lind, Washington M3.4 96 km
Oct 15, 2011 13 km N of Richland, Washington M3.4 128 km
Jun 17, 2004 11 km SSE of Washtucna, Washington M3.4 54 km
Mar 8, 1994 32 km S of Wallace, Idaho M3.4 149 km
Feb 28, 2004 10 km WSW of Wallula, Washington M3.3 120 km
Jun 12, 1995 13 km N of Richland, Washington M3.3 128 km
Dec 15, 1991 6 km SSW of Walla Walla East, Washington M3.3 78 km
Nov 12, 2001 3 km NNE of Spokane, Washington M3.3 136 km
May 1, 2011 13 km N of Richland, Washington M3.3 127 km
May 27, 1997 15 km W of Othello, Washington M3.3 141 km
Jun 19, 1990 11 km W of Othello, Washington M3.3 138 km
Nov 17, 2013 13 km NNE of West Richland, Washington M3.2 129 km
Source: USGS (M2.5+, 1990-2025)

Tornado History

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

Date Rating Distance Fatalities
Aug 30, 1971 EF2 53 km 0
Jun 11, 1968 EF2 75 km 0
Mar 14, 1966 EF2 16 km 0
May 8, 1962 EF2 62 km 0
May 6, 2022 EF1 93 km 0
Jan 16, 2000 EF1 35 km 0
May 19, 1986 EF1 72 km 0
Jul 1, 1978 EF1 98 km 0
May 2, 1973 EF1 54 km 0
Jun 20, 1969 EF1 61 km 0
Mar 5, 2024 EF0 92 km 0
Jun 27, 2023 EF0 76 km 0
Oct 5, 2011 EF0 85 km 0
Oct 7, 2010 EF0 98 km 0
May 6, 2009 EF0 100 km 0
May 31, 1997 EF0 48 km 0
Jun 1, 1991 EF0 54 km 0
May 1, 1991 EF0 53 km 0
Aug 24, 1987 EF0 72 km 0
Sep 14, 1986 EF0 79 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: MALONEY CREEK (131,397 ac, 2000).

Year Name Acres Distance
2000 MALONEY CREEK 131,397 85 km
2006 COLUMBIA COMPLEX 118,865 38 km
2021 SHOVEL CREEK 109,829 78 km
2021 LICK CREEK 80,376 31 km
2015 BUTTE CREEK 79,418 52 km
2012 CACHE CREEK 75,521 83 km
2014 BIG COUGAR 65,397 78 km
1988 TEEPEE BUTTE 59,565 87 km
2005 SCHOOL 51,701 21 km
2007 CHIMNEY COMPLEX 50,646 72 km
2017 POWERLINE 45,449 83 km
2021 GREEN RIDGE 44,604 36 km
1986 JOSEPH/STARVATION 37,064 77 km
2021 ELBOW CREEK 23,103 68 km
2005 WALKER CANYON 20,764 73 km
2015 FISHER 20,757 92 km
2010 EUREKA 19,811 73 km
2005 TRYON COMPLEX (CHERRY CREEK) 17,794 93 km
2020 KAHLOTUS 16,738 78 km
2010 UNNAMED 16,737 66 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 34°F (1°C) 2.0 in
February 36°F (2°C) 1.6 in
March 42°F (6°C) 2.1 in
April 48°F (9°C) 1.7 in
May 56°F (13°C) 1.6 in
June 62°F (16°C) 1.2 in
July 69°F (21°C) 0.5 in Warmest, Driest
August 69°F (21°C) 0.5 in
September 60°F (16°C) 0.6 in
October 49°F (9°C) 1.3 in
November 40°F (4°C) 2.3 in Wettest
December 33°F (0°C) 2.3 in Coldest

Pomeroy has a seasonal temperature swing of 36°F / from 33°F in December to 69°F in July. Total annual precipitation is 17.6 inches, with November being the wettest month (2.3") and July the driest (0.5").

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