Pomeroy, WA

Full City Profile · Washington · Garfield County County

3.5 /5.0

B+ Good

1,423 Population 799/sq mi density

$50,197 Median Income $30,923 per capita

$205,200 Home Value $251,522 Zillow

$760 Median Rent 28.6% income on rent

50°F Avg Temperature 273 sunny days/yr

B+

Overall

3.5 / 5.0

Good overall score based on economy, affordability, safety and education

B+

Economy

3.8 / 5.0

$50,197 median income, 3.6% unemployment

Affordability

4.4 / 5.0

$205,200 home value, $760/mo rent

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. The area gets 273 sunny days per year. 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 28.

Temperature

34°F Jan (1°C) 69°F Jul (21°C)

Annual Average	49.8°F
	8% below US avg
January Average	34°F (1°C)
July Average	69°F (21°C)
Sunny Days	273 days/yr

Geography

Elevation	1,872 ft (571 m)
Area	0.7 sq mi (1.8 km²)
Population Density	799/sq mi
Coordinates	46.4738°N, 117.5965°W
Timezone	America/Los_Angeles
County	Garfield County County
Nearest Airport	Pullman/Moscow Regional (PUW) 30 miles away

Precipitation & Snow

Annual Rainfall 17.6"

54% below US avg

Snowfall 8.4"

Wettest Month (Jan) 2.44"

Driest Month (Jul) 0.75"

Air Quality

AQI Median	28.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	1.6 / 100
Social Vulnerability	18.7 / 100
Community Resilience	27.3 / 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)	2.4 in	Wettest
February	36°F (2°C)	1.9 in
March	40°F (5°C)	1.8 in
April	46°F (8°C)	1.5 in
May	53°F (12°C)	1.7 in
June	60°F (16°C)	1.4 in
July	69°F (21°C)	0.8 in	Warmest, Driest
August	67°F (20°C)	0.9 in
September	59°F (15°C)	1.0 in
October	48°F (9°C)	1.5 in
November	37°F (3°C)	2.4 in
December	31°F (-1°C)	2.4 in	Coldest

Pomeroy has a seasonal temperature swing of 38°F / from 31°F in December to 69°F in July. Total annual precipitation is 19.7 inches, with January being the wettest month (2.4") and July the driest (0.8").

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