ZIP 98296 · Maltby, WA · Nov 11, 2026

Soil temperature for ZIP code 98296

52°Faverage today, 0–4 in deep (modelled)
low 50°F · high 55°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 12.6 km from the ZIP centre point

On a week ago
5° warmer
47°F on Nov 4
5-day mean
50°F
what the verdicts use
Held 55°F last spring
May 24
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.

30°40°50°60°50–55°F windowNov 4Nov 6Nov 8TodayNov 14Nov 1647°52°44°
View as table
DayAverageLowHigh
Nov 446.8°F44.7°F50.2°Fanalysis
Nov 549.7°F48.5°F51.4°Fanalysis
Nov 648.9°F48.3°F49.4°Fanalysis
Nov 750.5°F49.0°F53.1°Fanalysis
Nov 852.0°F51.0°F52.8°Fanalysis
Nov 948.7°F47.1°F50.2°Fanalysis
Nov 1049.5°F49.0°F49.9°Fanalysis
Today51.7°F50.3°F55.3°Fanalysis
Nov 1253.7°F52.5°F55.6°Fforecast
Nov 1352.7°F51.8°F53.9°Fforecast
Nov 1450.1°F48.9°F51.6°Fforecast
Nov 1549.7°F49.2°F50.3°Fforecast
Nov 1647.4°F46.0°F48.5°Fforecast
Nov 1744.5°F42.3°F46.2°Fforecast
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.

SoilWhat it meansHeld from (spring 2026)
40°FPeas and lettuceJan 30
50°FPre-emergent window opensApr 30
55°FCrabgrass can germinateMay 24
60°FTomatoesJun 16
65°FWarm-season grass seednot reached

Everett, WA, 17 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

98012 52°F · 98072 52°F · 98208 52°F · 98021 52°F · 98077 52°F · 98011 52°F · 98087 52°F · 98204 52°F

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

Questions

What is the soil temperature in ZIP code 98296 today?
About 52°F on average in the top 4 inches (0–10 cm), low 50°F and high 55°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 12.6 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 98296?
The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Apr 30 and 55°F from May 24.

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).