What is the soil temperature in ZIP code 37772 today?

About 55°F on average in the top 4 inches (0–10 cm), low 52°F and high 58°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 5.9 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 37772?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 2 and 55°F from Mar 5.

ZIP 37772 · Lenoir City, TN · Nov 11, 2026

Soil temperature for ZIP code 37772

55°Faverage today, 0–4 in deep (modelled)
low 52°F · high 58°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 5.9 km from the ZIP centre point

On a week ago

9° cooler

64°F on Nov 4

5-day mean

54°F

what the verdicts use

Held 55°F last spring

Mar 5

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	63.8°F	62.9°F	64.6°F	analysis
Nov 5	65.3°F	64.5°F	66.4°F	analysis
Nov 6	61.5°F	59.3°F	62.9°F	analysis
Nov 7	56.6°F	55.3°F	58.9°F	analysis
Nov 8	53.2°F	50.1°F	55.5°F	analysis
Nov 9	53.0°F	49.4°F	56.4°F	analysis
Nov 10	54.0°F	50.5°F	57.5°F	analysis
Today	54.9°F	51.7°F	58.2°F	analysis
Nov 12	55.3°F	53.4°F	57.2°F	forecast
Nov 13	47.3°F	46.3°F	50.1°F	forecast
Nov 14	43.3°F	40.6°F	45.5°F	forecast
Nov 15	43.2°F	40.4°F	45.9°F	forecast
Nov 16	44.9°F	42.2°F	47.7°F	forecast
Nov 17	45.1°F	42.2°F	47.9°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 11
50°F	Pre-emergent window opens	Mar 2
55°F	Crabgrass can germinate	Mar 5
60°F	Tomatoes	May 11
65°F	Warm-season grass seed	May 20

Oak Ridge, TN, 25 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

37737 55°F · 37934 54°F · 37771 55°F · 37922 55°F · 37742 55°F · 37932 54°F · 37777 55°F · 37774 55°F

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

Questions

What is the soil temperature in ZIP code 37772 today?: About 55°F on average in the top 4 inches (0–10 cm), low 52°F and high 58°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 5.9 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 37772?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 2 and 55°F from Mar 5.

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).