What is the soil temperature in ZIP code 67639 today?

About 56°F on average in the top 4 inches (0–10 cm), low 53°F and high 59°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 15 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 67639?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 7 and 55°F from Mar 21.

ZIP 67639 · Kansas · Nov 11, 2026

Soil temperature for ZIP code 67639

56°Faverage today, 0–4 in deep (modelled)
low 53°F · high 59°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 15 km from the ZIP centre point

On a week ago

5° warmer

51°F on Nov 4

5-day mean

54°F

what the verdicts use

Held 55°F last spring

Mar 21

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	51.2°F	48.0°F	54.7°F	analysis
Nov 5	50.4°F	47.4°F	53.6°F	analysis
Nov 6	48.2°F	44.4°F	51.9°F	analysis
Nov 7	50.0°F	45.1°F	56.8°F	analysis
Nov 8	54.4°F	50.6°F	59.0°F	analysis
Nov 9	55.5°F	51.3°F	61.1°F	analysis
Nov 10	55.6°F	51.9°F	59.5°F	analysis
Today	55.8°F	52.6°F	59.2°F	analysis
Nov 12	53.2°F	50.3°F	55.5°F	forecast
Nov 13	48.7°F	45.8°F	51.0°F	forecast
Nov 14	46.4°F	43.7°F	49.2°F	forecast
Nov 15	48.5°F	45.9°F	52.6°F	forecast
Nov 16	49.4°F	48.0°F	51.1°F	forecast
Nov 17	49.8°F	46.3°F	54.3°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 6
50°F	Pre-emergent window opens	Mar 7
55°F	Crabgrass can germinate	Mar 21
60°F	Tomatoes	May 11
65°F	Warm-season grass seed	May 26

Nearby ZIP codes

Today's modelled average.

67644 56°F · 67669 56°F · 67661 56°F · 67646 56°F · 67628 55°F · 67621 56°F · 67675 55°F · 67664 55°F

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

Questions

What is the soil temperature in ZIP code 67639 today?: About 56°F on average in the top 4 inches (0–10 cm), low 53°F and high 59°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 15 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 67639?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 7 and 55°F from Mar 21.

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).