What is the soil temperature in ZIP code 40328 today?

About 53°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 9.2 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 40328?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 6 and 55°F from Apr 12.

ZIP 40328 · Lebanon, KY · Nov 11, 2026

Soil temperature for ZIP code 40328

53°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 9.2 km from the ZIP centre point

On a week ago

12° cooler

64°F on Nov 4

5-day mean

50°F

what the verdicts use

Held 55°F last spring

Apr 12

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	64.4°F	64.0°F	65.1°F	analysis
Nov 5	60.2°F	58.9°F	62.5°F	analysis
Nov 6	56.0°F	55.1°F	57.8°F	analysis
Nov 7	50.1°F	48.1°F	52.5°F	analysis
Nov 8	47.6°F	45.1°F	49.9°F	analysis
Nov 9	48.8°F	45.9°F	51.9°F	analysis
Nov 10	51.4°F	48.2°F	55.1°F	analysis
Today	52.8°F	50.3°F	55.2°F	analysis
Nov 12	52.7°F	51.2°F	54.4°F	forecast
Nov 13	45.4°F	44.5°F	47.6°F	forecast
Nov 14	40.7°F	39.0°F	42.2°F	forecast
Nov 15	40.4°F	37.5°F	43.3°F	forecast
Nov 16	41.2°F	38.4°F	43.8°F	forecast
Nov 17	41.6°F	38.6°F	44.7°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	Mar 1
50°F	Pre-emergent window opens	Mar 6
55°F	Crabgrass can germinate	Apr 12
60°F	Tomatoes	May 19
65°F	Warm-season grass seed	Jun 7

Danville, KY, 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.

40464 53°F · 40468 54°F · 40009 53°F · 40440 53°F · 40033 53°F · 40422 54°F · 40437 53°F · 40040 54°F

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

Questions

What is the soil temperature in ZIP code 40328 today?: About 53°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 9.2 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 40328?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 6 and 55°F from Apr 12.

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).