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Sprague, WA

Full City Profile · Washington · Spokane County County

3.2 /5.0
B Good
619 Population 590/sq mi density
$66,500 Median Income $28,721 per capita
$112,500 Home Value $388,893 Zillow
$800 Median Rent 28.3% income on rent
45°F Avg Temperature 273 sunny days/yr
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$66,500 median income, 7.7% unemployment
A+
Affordability
5.0 / 5.0
$112,500 home value, $800/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
D
Education
1.8 / 5.0
9.7% bachelor's degree or higher
Sprague has a cool climate with an average annual temperature of 45°F (7°C). Winters average 29°F in January while summers reach 64°F in July. The area gets 273 sunny days per year. Annual precipitation totals 18.3 inches. Air quality is rated Good with a median AQI of 28.

Temperature

29°F Jan (-2°C) 64°F Jul (18°C)
Annual Average45.0°F
17% below US avg
January Average29°F (-2°C)
July Average64°F (18°C)
Sunny Days273 days/yr

Geography

Elevation2,026 ft (618 m)
Area0.4 sq mi (1.1 km²)
Population Density590/sq mi
Coordinates47.3049°N, 117.9713°W
TimezoneAmerica/Los_Angeles
CountySpokane County County
Nearest AirportSpokane International (GEG)
30 miles away

Precipitation & Snow

Annual Rainfall 18.3"
52% below US avg
Wettest Month (Dec) 2.05"
Driest Month (Aug) 0.55"

Air Quality

AQI Median28.0
RatingGood

Air Pollutants (EPA 2023)

Ozone (O₃)0.0465 ppm
PM2.5 (Fine Particles)7.8 μg/m³

Natural Hazard Risk

Overall RiskRelatively Moderate
Risk Score90.0 / 100
Social Vulnerability21.0 / 100
Community Resilience75.8 / 100

Hazard Breakdown

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

Earthquake History

108 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.3. Most recent: M2.7 on Sep 12, 2023.

Nov 28, 1991 7 km S of Walla Walla East, Washington M4.3 149 km
Sep 1, 2015 15 km N of Nespelem Community, Washington M4.2 136 km
Jul 14, 1992 6 km S of Walla Walla East, Washington M4.1 148 km
Nov 11, 2001 3 km NE of Spokane, Washington M4.0 61 km
Jun 25, 2001 Washington M3.9 60 km
Jun 28, 1998 3 km SE of Genesee, Idaho M3.8 119 km
Sep 4, 2011 14 km N of Richland, Washington M3.7 140 km
Jan 20, 2000 21 km ENE of Athol, Idaho M3.5 139 km
Jan 13, 1994 11 km SW of Lind, Washington M3.4 72 km
Jun 17, 2004 11 km SSE of Washtucna, Washington M3.4 73 km
Jun 25, 2001 2 km SSE of Town and Country, Washington M3.4 61 km
Oct 15, 2011 13 km N of Richland, Washington M3.4 140 km
Sep 22, 2003 12 km NW of Rathdrum, Idaho M3.3 97 km
May 11, 2001 4 km NNW of Moses Lake North, Washington M3.3 104 km
Jun 19, 1990 11 km W of Othello, Washington M3.3 115 km
May 27, 1997 15 km W of Othello, Washington M3.3 118 km
Nov 12, 2001 3 km NNE of Spokane, Washington M3.3 60 km
Jun 12, 1995 13 km N of Richland, Washington M3.3 140 km
May 1, 2011 13 km N of Richland, Washington M3.3 140 km
Dec 15, 1991 6 km SSW of Walla Walla East, Washington M3.3 148 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

42 tornadoes (EF0+) within 100 km since 1950. Strongest: EF3. Total: 1 injury.

Date Rating Distance Fatalities
Apr 5, 1972 EF3 64 km 0
Apr 5, 1972 EF2 96 km 0
Aug 30, 1971 EF2 64 km 0
Mar 14, 1966 EF2 90 km 0
May 6, 1957 EF2 61 km 0
Jun 15, 1954 EF2 47 km 0
May 6, 2009 EF1 54 km 0
May 31, 1997 EF1 66 km 0
May 31, 1997 EF1 69 km 0
Aug 10, 1985 EF1 88 km 0
Apr 12, 1984 EF1 72 km 0
Oct 17, 1983 EF1 37 km 0
Jun 22, 1981 EF1 82 km 0
Aug 15, 1978 EF1 86 km 0
Jul 1, 1978 EF1 91 km 0
May 2, 1973 EF1 98 km 0
Jun 29, 1970 EF1 59 km 0
Apr 18, 2024 EF0 50 km 0
Mar 26, 2024 EF0 43 km 0
Jul 10, 2023 EF0 77 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Tsunami History

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

Year Location Cause Max Wave Deaths Distance
1952 COLUMBIA RIVER VALLEY, WA Meteorological 19.8 m — 141 km
1949 COLUMBIA RIVER VALLEY, WA Meteorological 19.8 m — 64 km
2024 COLUMBIA RIVER VALLEY, WA Meteorological 14.3 m — 142 km
1944 COLUMBIA RIVER VALLEY, WA Meteorological 9.1 m — 141 km
2009 COLUMBIA RIVER VALLEY, WA Meteorological 9.0 m — 56 km
1953 COLUMBIA RIVER VALLEY, WA Meteorological 4.8 m — 141 km
2009 COLUMBIA RIVER VALLEY, WA Meteorological 3.6 m — 67 km
1953 COLUMBIA RIVER VALLEY, WA Meteorological — — 141 km
1952 COLUMBIA RIVER VALLEY, WA Meteorological — — 141 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: WHITNEY (127,930 ac, 2020).

Year Name Acres Distance
2020 WHITNEY 127,930 57 km
2015 CARPENTER RD. 62,488 83 km
2019 WILLIAMS FLATS 44,680 85 km
2012 APACHE PASS 25,101 53 km
1996 LINCOLN 19,376 63 km
2008 SWANSON LAKE 18,941 56 km
2016 BLACK ROCK ROAD 17,398 74 km
2020 KAHLOTUS 16,738 99 km
2010 UNNAMED 16,737 86 km
2021 FORD CORKSCREW 16,179 72 km
1991 UNNAMED 12,401 57 km
2023 OREGON 10,957 96 km
2003 RATTLESNAKE CANYON 10,655 72 km
2016 SNAKE RIVER FIRE 10,349 91 km
2023 GRAY 10,096 34 km
2016 CAYUSE MTN 9,744 61 km
2016 KAHLOTUS 9,386 89 km
2016 FLETCHER ROAD 9,380 89 km
2014 WATERMELON HILL 9,321 15 km
2022 WAGNER ROAD 8,155 27 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 29°F (-2°C) 1.7 in Coldest
February 34°F (1°C) 1.3 in
March 41°F (5°C) 1.3 in
April 47°F (9°C) 1.1 in
May 55°F (13°C) 1.2 in
June 63°F (17°C) 0.9 in
July 64°F (18°C) 0.6 in
August 69°F (21°C) 0.6 in Warmest, Driest
September 60°F (16°C) 0.6 in
October 48°F (9°C) 0.9 in
November 37°F (3°C) 1.9 in
December 29°F (-2°C) 2.1 in Wettest

Sprague has a seasonal temperature swing of 40°F / from 29°F in January to 69°F in August. Total annual precipitation is 14.1 inches, with December being the wettest month (2.1") and August the driest (0.6").

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