What is the soil temperature in ZIP code 40216 today?

About 59°F on average in the top 4 inches (0–10 cm), low 55°F and high 63°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 10.5 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 40216?

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 Mar 22.

ZIP 40216 · Saint Dennis, KY · Nov 11, 2026

Soil temperature for ZIP code 40216

59°Faverage today, 0–4 in deep (modelled)
low 55°F · high 63°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 10.5 km from the ZIP centre point

On a week ago

8° cooler

67°F on Nov 4

5-day mean

55°F

what the verdicts use

Held 55°F last spring

Mar 22

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	67.1°F	65.9°F	70.1°F	analysis
Nov 5	61.6°F	57.3°F	64.8°F	analysis
Nov 6	57.0°F	55.4°F	59.5°F	analysis
Nov 7	51.3°F	46.5°F	54.8°F	analysis
Nov 8	52.3°F	47.0°F	57.1°F	analysis
Nov 9	55.5°F	49.6°F	60.8°F	analysis
Nov 10	58.2°F	52.5°F	63.7°F	analysis
Today	59.3°F	54.6°F	63.2°F	analysis
Nov 12	53.7°F	51.5°F	57.2°F	forecast
Nov 13	46.0°F	44.5°F	46.9°F	forecast
Nov 14	44.7°F	40.2°F	48.0°F	forecast
Nov 15	45.5°F	40.6°F	49.3°F	forecast
Nov 16	45.8°F	41.1°F	49.6°F	forecast
Nov 17	46.4°F	41.3°F	50.8°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 27
50°F	Pre-emergent window opens	Mar 6
55°F	Crabgrass can germinate	Mar 22
60°F	Tomatoes	Apr 12
65°F	Warm-season grass seed	May 26

Louisville, KY, 10 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

40215 59°F · 40258 59°F · 40211 59°F · 40214 59°F · 40210 59°F · 40208 59°F · 40221 59°F · 40209 59°F

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

Questions

What is the soil temperature in ZIP code 40216 today?: About 59°F on average in the top 4 inches (0–10 cm), low 55°F and high 63°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 10.5 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 40216?: 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 Mar 22.

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).