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Soil Temperature in Washington

The current average 2-inch soil temperature across Washington is 57°F, based on 5 USDA and NOAA monitoring stations. Readings range from 54°F to 63°F. Last updated May 18, 2026.

Current Planting Conditions

Prime cool-season planting conditions in Washington with soil averaging 57°F at 2 inches. The spring fertilizer and overseeding window is active. This is the ideal range for tall fescue and Kentucky bluegrass establishment.

Monitoring Stations in Washington (5)

Station2" TempLast Reading
Lind #1 (Adams)63°F2026-05-18
Cook Farm Field D (Whitman)54°F2026-05-18
Spokane 17 SSW54°F2026-05-18
Darrington 21 NNE57°F2026-05-18
Quinault 4 NE57°F2026-05-18

Cities in Washington (40)

Cities in Washington with current soil temperature readings
CityZIPCurrent TempDistance from state center
Auburn98001—85 mi
Bellevue98004—84 mi
Bellingham98225—133 mi
Blaine98230—152 mi
Bothell98011—86 mi
Bremerton98310—103 mi
Edmonds98020—94 mi
Everett98201—92 mi
Federal Way98003—87 mi
Gig Harbor98329—105 mi
Issaquah98027—73 mi
Kennewick99336—101 mi
Kent98030—83 mi
Kirkland98033—84 mi
Lacey98503—112 mi
Lakewood98439—98 mi
Lynnwood98036—90 mi
Marysville98270—92 mi
Mount Vernon98273—109 mi
Oak Harbor98277—120 mi
Olympia98501—117 mi
Pasco99301—101 mi
Port Angeles98362—148 mi
Port Orchard98366—101 mi
Pullman99163—160 mi
Puyallup98371—88 mi
Redmond98052—81 mi
Renton98055—82 mi
Richland99352—95 mi
Sammamish98074—76 mi
Seattle98101—89 mi
Silverdale98315—108 mi
Snohomish98290—84 mi
Spokane99201—142 mi
Sumner98352—81 mi
Tacoma98401—94 mi
Vancouver98660—160 mi
Wenatchee98801—6 mi
Woodinville98072—83 mi
Yakima98901—54 mi

Soil Temperature FAQ for Washington

What is the current soil temperature in Washington?

The current average 2-inch soil temperature across Washington is 57°F, based on 5 USDA and NOAA monitoring stations. Readings range from 54°F to 63°F depending on location and elevation.

When should I apply pre-emergent in Washington?

Apply pre-emergent herbicide when soil at 2 inches reaches 55°F for several consecutive days. Timing varies across Washington, so check your city's page for station-specific readings and the pre-emergent timing recommendation.

When can I plant grass seed in Washington?

Cool-season grasses (fescue, bluegrass) can be seeded when soil holds between 50 and 65°F. Warm-season grasses (bermuda, zoysia) need soil above 65°F. Timing varies by location, so check your city's planting window for the dates specific to your area.