Weather & Climate in Hatton, WA

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Hatton experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 33°F in January while summers reach 72°F in July. The area gets 279 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 8.8 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 28 / among the cleanest air in the country. The city sits at an elevation of 1,101 feet.

Temperature

33°F Jan (0°C) 72°F Jul (22°C)

Annual Average	51.7°F
	4% below US avg
January Average	33°F (0°C)
July Average	72°F (22°C)
Sunny Days	279 days/yr

Geography

Elevation	1,101 ft (336 m)
Area	0.1 sq mi (0.4 km²)
Population Density	1,224/sq mi
Coordinates	46.7735°N, 118.8277°W
Timezone	America/Los_Angeles
County	Franklin County County
Nearest Airport	Tri-Cities (PSC) 38 miles away

Precipitation & Snow

Annual Rainfall 8.8"

77% below US avg

Wettest Month (Dec) 1.34"

Driest Month (Jul) 0.31"

Air Quality

AQI Median	28.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	72.5 / 100
Social Vulnerability	31.5 / 100
Community Resilience	15.5 / 100

Hazard Breakdown

Tornado	Very Low
Earthquake	Relatively Low
Wildfire	Relatively Low
Flood	Relatively Moderate
Hail	Relatively Low
Strong Wind	Relatively Low
Heat Wave	Relatively Moderate
Winter Weather	Relatively Low
Lightning	Relatively Low
Ice Storm	Relatively Moderate
Drought	Very Low
Cold Wave	Relatively Moderate
Landslide	Very Low
Volcano	Very Low
Avalanche	Very Low

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

220 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.3.

Nov 28, 1991	7 km S of Walla Walla East, Washington	M4.3	96 km	9 km
Jul 14, 1992	6 km S of Walla Walla East, Washington	M4.1	96 km	11 km
Nov 11, 2001	3 km NE of Spokane, Washington	M4.0	148 km	4 km
Jun 25, 2001	Washington	M3.9	148 km	10 km
Nov 18, 1997	20 km NW of Bickleton, Washington	M3.9	144 km	15 km
Aug 7, 1992	8 km WSW of Irrigon, Oregon	M3.9	117 km	0 km
Jun 28, 1998	3 km SE of Genesee, Idaho	M3.8	150 km	10 km
May 18, 2008	11 km SSW of Benton City, Washington	M3.7	87 km	20 km
Jan 1, 1997	14 km NNE of Selah, Washington	M3.7	124 km	18 km
Jul 4, 1997	8 km NNE of Waterville, Washington	M3.7	139 km	7 km
Sep 4, 2011	14 km N of Richland, Washington	M3.7	52 km	2 km
Jan 23, 2015	3 km N of Cayuse, Oregon	M3.5	120 km	20 km
Oct 26, 1992	12 km N of Naches, Washington	M3.5	144 km	-1 km
Jun 29, 2005	0 km SE of Gleed, Washington	M3.5	137 km	9 km
Oct 12, 2017	25 km NW of Bickleton, Washington	M3.4	148 km	13 km
Nov 6, 1997	22 km SE of Desert Aire, Washington	M3.4	72 km	22 km
Jan 24, 1992	4 km WNW of Waterville, Washington	M3.4	139 km	6 km
Oct 15, 2011	13 km N of Richland, Washington	M3.4	53 km	1 km
Jun 17, 2004	11 km SSE of Washtucna, Washington	M3.4	47 km	17 km
Jul 6, 1991	7 km SE of Kittitas, Washington	M3.4	116 km	3 km

Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

25 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2.

Date	Rating	Distance	Path	Fatalities
Mar 14, 1966	EF2	84 km	1.0 mi	0
Jun 26, 1958	EF2	79 km	0.3 mi	0
Jan 16, 2000	EF1	81 km	1.0 mi	0
May 31, 1997	EF1	96 km	12.0 mi	0
Aug 10, 1985	EF1	28 km	1.0 mi	0
Apr 23, 1983	EF1	30 km	3.0 mi	0
Jul 1, 1978	EF1	5 km	2.3 mi	0
May 1, 2024	EF0	99 km	0.4 mi	0
Jun 27, 2023	EF0	98 km	0.1 mi	0
May 26, 2023	EF0	64 km	0.4 mi	0
Mar 31, 2020	EF0	60 km	0.1 mi	0
May 22, 2016	EF0	69 km	0.2 mi	0
Aug 13, 2014	EF0	90 km	0.3 mi	0
Oct 5, 2011	EF0	95 km	0.0 mi	0
May 19, 2010	EF0	52 km	0.2 mi	0
May 11, 2003	EF0	32 km	0.1 mi	0
Aug 24, 1987	EF0	87 km	0.2 mi	0
Apr 23, 1983	EF0	23 km	0.5 mi	0
Aug 9, 1982	EF0	43 km	0.1 mi	0
May 12, 1980	EF0	52 km	0.1 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Tsunami History

3 tsunamis recorded within 500 km. Highest wave on record: 19.8 m (65 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1949	COLUMBIA RIVER VALLEY, WA	Meteorological	19.8 m	—	122 km
2009	COLUMBIA RIVER VALLEY, WA	Meteorological	9.0 m	—	129 km
2009	COLUMBIA RIVER VALLEY, WA	Meteorological	3.6 m	—	135 km

Source: NOAA/NCEI Historical Tsunami Database.

Wildfire History

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

Year	Name	Acres Burned	Distance
2016	RANGE 12	167,604	85 km
2000	24 COMMAND	162,300	69 km
2020	WHITNEY	127,930	96 km
1984	HANFORD	122,914	69 km
2007	WAUTOMA	77,956	74 km
1996	COLD CREEK	72,859	94 km
2018	BOYLSTON	66,292	98 km
2009	DRY CREEK COMPLEX	49,843	92 km
2019	COLD CREEK	43,756	71 km
2003	UMTANUM RIDGE	34,351	94 km
2017	SILVER DOLLAR	30,789	76 km
2022	VANTAGE HIGHWAY	29,299	100 km
2017	400	27,218	89 km
2012	APACHE PASS	25,101	89 km
2020	TAYLOR POND	22,591	99 km
2018	L RD SW	22,101	63 km
1996	UNNAMED	21,130	84 km
2005	WALKER CANYON	20,764	41 km
2007	OVERLOOK	20,363	45 km
2010	EUREKA	19,811	42 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	33°F (0°C)	1.0 in
February	37°F (3°C)	0.9 in
March	44°F (6°C)	0.9 in
April	50°F (10°C)	0.7 in
May	58°F (15°C)	0.8 in
June	66°F (19°C)	0.5 in
July	72°F (22°C)	0.3 in	Warmest, Driest
August	72°F (22°C)	0.4 in
September	63°F (17°C)	0.4 in
October	51°F (10°C)	0.7 in
November	39°F (4°C)	1.3 in
December	31°F (-1°C)	1.3 in	Coldest, Wettest

Hatton has a seasonal temperature swing of 42°F / from 31°F in December to 72°F in July. Total annual precipitation is 9.2 inches, with December being the wettest month (1.3") and July the driest (0.3").

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