ZIP 37852 · Tennessee · Nov 11, 2026

Soil temperature for ZIP code 37852

53°Faverage today, 0–4 in deep (modelled)
low 50°F · high 56°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 10.9 km from the ZIP centre point

On a week ago
8° cooler
62°F on Nov 4
5-day mean
51°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.

30°40°50°60°70°50–55°F windowNov 4Nov 6Nov 8TodayNov 14Nov 1662°53°44°
View as table
DayAverageLowHigh
Nov 461.6°F61.3°F61.9°Fanalysis
Nov 561.6°F60.9°F62.0°Fanalysis
Nov 657.2°F55.5°F58.2°Fanalysis
Nov 752.2°F51.0°F54.1°Fanalysis
Nov 849.1°F45.8°F51.8°Fanalysis
Nov 949.9°F46.5°F53.6°Fanalysis
Nov 1052.1°F48.5°F55.9°Fanalysis
Today53.1°F50.3°F55.8°Fanalysis
Nov 1251.7°F49.3°F54.1°Fforecast
Nov 1343.3°F41.6°F46.5°Fforecast
Nov 1439.7°F39.3°F39.9°Fforecast
Nov 1539.8°F37.7°F43.2°Fforecast
Nov 1642.6°F39.0°F46.2°Fforecast
Nov 1743.6°F40.0°F46.7°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 lettuceFeb 13
50°FPre-emergent window opensMar 4
55°FCrabgrass can germinateApr 12
60°FTomatoesMay 18
65°FWarm-season grass seedJun 8

Oak Ridge, TN, 45 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

37732 54°F · 37733 54°F · 37872 54°F · 37755 53°F · 37756 53°F · 38504 54°F · 37770 54°F · 37841 53°F

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

Questions

What is the soil temperature in ZIP code 37852 today?
About 53°F on average in the top 4 inches (0–10 cm), low 50°F and high 56°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 10.9 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 37852?
The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 4 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).