ZIP 33857 · Sebring, FL · Nov 11, 2026

Soil temperature for ZIP code 33857

77°Faverage today, 0–4 in deep (modelled)
low 74°F · high 80°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 14.7 km from the ZIP centre point

On a week ago
No change
77°F on Nov 4
5-day mean
76°F
what the verdicts use
Held 55°F last spring
Feb 7
crabgrass germination temperature

What the soil says today

  • Pre-emergentSeason over
  • Cool-season seedToo late in the season
  • Warm-season seedWarm enough
  • TomatoesSoil warm enough
  • 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.

40°50°60°70°80°90°50–55°F windowNov 4Nov 6Nov 8TodayNov 14Nov 1677°77°68°
View as table
DayAverageLowHigh
Nov 476.7°F73.5°F79.2°Fanalysis
Nov 577.3°F73.5°F80.5°Fanalysis
Nov 678.5°F73.9°F82.2°Fanalysis
Nov 777.7°F74.1°F80.1°Fanalysis
Nov 874.8°F70.6°F77.2°Fanalysis
Nov 974.5°F69.4°F78.9°Fanalysis
Nov 1075.8°F71.8°F78.8°Fanalysis
Today77.2°F74.0°F79.6°Fanalysis
Nov 1274.0°F72.1°F74.8°Fforecast
Nov 1371.3°F70.4°F72.2°Fforecast
Nov 1463.6°F61.1°F65.4°Fforecast
Nov 1562.8°F57.3°F68.2°Fforecast
Nov 1667.2°F67.0°F67.5°Fforecast
Nov 1768.0°F67.8°F68.3°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 lettucenever below
50°FPre-emergent window opensnever below
55°FCrabgrass can germinateFeb 7
60°FTomatoesFeb 11
65°FWarm-season grass seedFeb 13

Nearby ZIP codes

Today's modelled average.

33876 77°F · 33852 77°F · 33870 77°F · 34972 76°F · 33875 76°F · 34974 78°F · 33960 77°F · 33872 76°F

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

Questions

What is the soil temperature in ZIP code 33857 today?
About 77°F on average in the top 4 inches (0–10 cm), low 74°F and high 80°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 14.7 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 33857?
Soil here stayed above 50°F all last winter, so the 50 to 55°F soil rule gives no spring window. Time pre-emergent to your local calendar.

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).