ZIP 28604 · Boone, NC · Nov 11, 2026

Soil temperature for ZIP code 28604

49°Faverage today, 0–4 in deep (modelled)
low 46°F · high 52°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 12.6 km from the ZIP centre point

On a week ago
5° cooler
54°F on Nov 4
5-day mean
48°F
what the verdicts use
Held 55°F last spring
May 18
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 1654°49°36°
View as table
DayAverageLowHigh
Nov 453.8°F52.8°F54.7°Fanalysis
Nov 557.2°F55.7°F58.8°Fanalysis
Nov 657.1°F56.1°F58.6°Fanalysis
Nov 751.5°F50.1°F54.1°Fanalysis
Nov 846.6°F43.6°F48.8°Fanalysis
Nov 946.5°F43.6°F48.9°Fanalysis
Nov 1047.9°F44.5°F51.1°Fanalysis
Today49.1°F45.8°F51.9°Fanalysis
Nov 1248.2°F45.8°F49.8°Fforecast
Nov 1340.8°F39.1°F43.3°Fforecast
Nov 1437.8°F37.1°F38.4°Fforecast
Nov 1536.5°F36.4°F36.6°Fforecast
Nov 1636.0°F35.9°F36.2°Fforecast
Nov 1736.2°F35.9°F37.2°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 lettuceMar 1
50°FPre-emergent window opensApr 13
55°FCrabgrass can germinateMay 18
60°FTomatoesJun 8
65°FWarm-season grass seednot reached

Boone, NC, 17 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

28622 50°F · 28679 49°F · 28646 54°F · 28653 50°F · 28652 50°F · 28692 49°F · 28605 49°F · 28698 49°F

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

Questions

What is the soil temperature in ZIP code 28604 today?
About 49°F on average in the top 4 inches (0–10 cm), low 46°F and high 52°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 12.6 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 28604?
The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Apr 13 and 55°F from May 18.

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).