What is the soil temperature in ZIP code 98935 today?

About 52°F on average in the top 4 inches (0–10 cm), low 49°F and high 56°F, from NOAA's GFS model run of Nov 11, 12:00 UTC (7 am Eastern). It is a model value for a grid cell 14.3 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 98935?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 19 and 55°F from Apr 28.

ZIP 98935 · Grandview, WA · Nov 11, 2026

Soil temperature for ZIP code 98935

52°Faverage today, 0–4 in deep (modelled)
low 49°F · high 56°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 14.3 km from the ZIP centre point

On a week ago

4° warmer

48°F on Nov 4

5-day mean

52°F

what the verdicts use

Held 55°F last spring

Apr 28

crabgrass germination temperature

What the soil says today

Pre-emergentSeason over
Cool-season seedToo late in the season
Warm-season seedToo cold
TomatoesToo cold
Peas and lettuceWarm enough

From the 5-day mean of the modelled 0–4 in layer.

Soil temperature, 0–4 in: last 7 days and next 7

°F, modelled. Dots and line: daily average (dashed = forecast); bars: low to high; green band: 50–55°F.

View as table

Day	Average	Low	High
Nov 4	47.5°F	44.4°F	52.7°F	analysis
Nov 5	50.3°F	47.8°F	55.9°F	analysis
Nov 6	50.4°F	47.1°F	55.9°F	analysis
Nov 7	53.5°F	51.0°F	57.3°F	analysis
Nov 8	54.0°F	52.2°F	57.1°F	analysis
Nov 9	51.9°F	49.4°F	54.3°F	analysis
Nov 10	50.7°F	49.0°F	52.7°F	analysis
Today	51.5°F	49.2°F	55.9°F	analysis
Nov 12	51.7°F	49.2°F	55.8°F	forecast
Nov 13	50.6°F	48.7°F	53.1°F	forecast
Nov 14	49.8°F	47.2°F	54.3°F	forecast
Nov 15	49.7°F	48.1°F	51.8°F	forecast
Nov 16	50.3°F	48.3°F	53.5°F	forecast
Nov 17	47.8°F	44.7°F	51.2°F	forecast

Source: NOAA NCEP GFS 0.25°, 0–10 cm soil temperature, run Nov 11, 12:00 UTC (7 am Eastern).

Spring 2026 threshold dates

From the 5-day mean held for 10 days or more.

Soil	What it means	Held from (spring 2026)
40°F	Peas and lettuce	Feb 2
50°F	Pre-emergent window opens	Mar 19
55°F	Crabgrass can germinate	Apr 28
60°F	Tomatoes	May 2
65°F	Warm-season grass seed	May 4

Sunnyside, WA, 22 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

98930 52°F · 99322 47°F · 98932 50°F · 98948 50°F · 99350 51°F · 98938 48°F · 98953 49°F · 98921 49°F

More: crabgrass timing in Washington · every Washington city · how accurate the model is.

Questions

What is the soil temperature in ZIP code 98935 today?: About 52°F on average in the top 4 inches (0–10 cm), low 49°F and high 56°F, from NOAA's GFS model run of Nov 11, 12:00 UTC (7 am Eastern). It is a model value for a grid cell 14.3 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 98935?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 19 and 55°F from Apr 28.

Data: Global Forecast System (GFS) 0.25°, soil temperature 0–10 cm (TSOIL) (NOAA National Centers for Environmental Prediction (NCEP)); 2025 Gazetteer ZIP Code Tabulation Areas (ZCTA) and 2024 cartographic boundary state outlines (U.S. Census Bureau).