What is the soil temperature in ZIP code 39140 today?

About 65°F on average in the top 4 inches (0–10 cm), low 62°F and high 68°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 1.9 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 39140?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Feb 10 and 55°F from Feb 12.

ZIP 39140 · Mississippi · Nov 11, 2026

Soil temperature for ZIP code 39140

65°Faverage today, 0–4 in deep (modelled)
low 62°F · high 68°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 1.9 km from the ZIP centre point

On a week ago

6° cooler

71°F on Nov 4

5-day mean

62°F

what the verdicts use

Held 55°F last spring

Feb 12

crabgrass germination temperature

What the soil says today

Pre-emergentSeason over
Cool-season seedToo late in the season
Warm-season seedToo cold
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.

View as table

Day	Average	Low	High
Nov 4	70.8°F	70.1°F	71.5°F	analysis
Nov 5	67.0°F	64.2°F	69.5°F	analysis
Nov 6	66.1°F	63.8°F	68.3°F	analysis
Nov 7	63.6°F	62.5°F	65.8°F	analysis
Nov 8	58.6°F	56.2°F	60.3°F	analysis
Nov 9	58.9°F	55.8°F	62.7°F	analysis
Nov 10	62.2°F	59.5°F	65.7°F	analysis
Today	65.0°F	62.5°F	68.4°F	analysis
Nov 12	65.6°F	64.3°F	67.1°F	forecast
Nov 13	60.3°F	58.8°F	62.5°F	forecast
Nov 14	54.3°F	52.3°F	56.6°F	forecast
Nov 15	51.9°F	50.1°F	53.8°F	forecast
Nov 16	53.8°F	51.6°F	57.2°F	forecast
Nov 17	54.6°F	52.3°F	56.8°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 6
50°F	Pre-emergent window opens	Feb 10
55°F	Crabgrass can germinate	Feb 12
60°F	Tomatoes	Mar 2
65°F	Warm-season grass seed	May 8

Jackson, MS, 63 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

39149 65°F · 39663 66°F · 39474 66°F · 39078 65°F · 39665 65°F · 39082 65°F · 39654 65°F · 39062 65°F

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

Questions

What is the soil temperature in ZIP code 39140 today?: About 65°F on average in the top 4 inches (0–10 cm), low 62°F and high 68°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 1.9 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 39140?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Feb 10 and 55°F from Feb 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).