What is the soil temperature in ZIP code 29670 today?

About 59°F on average in the top 4 inches (0–10 cm), low 55°F and high 62°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 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 29670?

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 6.

ZIP 29670 · Central, SC · Nov 11, 2026

Soil temperature for ZIP code 29670

59°Faverage today, 0–4 in deep (modelled)
low 55°F · high 62°F

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

On a week ago

5° cooler

64°F on Nov 4

5-day mean

60°F

what the verdicts use

Held 55°F last spring

Mar 6

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	63.1°F	64.4°F	analysis
Nov 5	66.1°F	64.9°F	67.9°F	analysis
Nov 6	66.6°F	64.5°F	68.4°F	analysis
Nov 7	62.3°F	59.5°F	63.8°F	analysis
Nov 8	59.1°F	56.0°F	61.1°F	analysis
Nov 9	58.4°F	53.9°F	62.5°F	analysis
Nov 10	59.1°F	55.3°F	62.3°F	analysis
Today	58.8°F	55.3°F	61.8°F	analysis
Nov 12	59.7°F	58.6°F	60.6°F	forecast
Nov 13	53.7°F	51.0°F	55.5°F	forecast
Nov 14	49.1°F	45.4°F	51.3°F	forecast
Nov 15	47.4°F	43.6°F	50.7°F	forecast
Nov 16	48.4°F	45.8°F	50.3°F	forecast
Nov 17	47.9°F	44.7°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 8
50°F	Pre-emergent window opens	Mar 2
55°F	Crabgrass can germinate	Mar 6
60°F	Tomatoes	Apr 14
65°F	Warm-season grass seed	May 18

Clemson, SC, 11 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

29631 59°F · 29625 59°F · 29634 59°F · 29630 59°F · 29667 59°F · 29657 59°F · 29697 59°F · 29689 59°F

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

Questions

What is the soil temperature in ZIP code 29670 today?: About 59°F on average in the top 4 inches (0–10 cm), low 55°F and high 62°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 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 29670?: 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 6.

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).