What is the soil temperature in ZIP code 70802 today?

About 70°F on average in the top 4 inches (0–10 cm), low 67°F and high 73°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 9.4 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 70802?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Feb 7 and 55°F from Feb 10.

ZIP 70802 · Baton Rouge, LA · Nov 11, 2026

Soil temperature for ZIP code 70802

70°Faverage today, 0–4 in deep (modelled)
low 67°F · high 73°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 9.4 km from the ZIP centre point

On a week ago

5° cooler

75°F on Nov 4

5-day mean

67°F

what the verdicts use

Held 55°F last spring

Feb 10

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.

View as table

Day	Average	Low	High
Nov 4	74.9°F	73.4°F	76.1°F	analysis
Nov 5	70.9°F	66.3°F	74.9°F	analysis
Nov 6	70.5°F	66.5°F	74.1°F	analysis
Nov 7	69.2°F	66.3°F	71.6°F	analysis
Nov 8	65.0°F	61.6°F	67.8°F	analysis
Nov 9	64.9°F	60.7°F	69.4°F	analysis
Nov 10	68.2°F	63.6°F	73.3°F	analysis
Today	70.0°F	67.0°F	73.1°F	analysis
Nov 12	69.8°F	67.2°F	71.5°F	forecast
Nov 13	65.6°F	61.8°F	68.4°F	forecast
Nov 14	61.8°F	58.8°F	63.8°F	forecast
Nov 15	60.0°F	56.9°F	63.4°F	forecast
Nov 16	62.0°F	58.9°F	65.5°F	forecast
Nov 17	60.9°F	57.3°F	64.0°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	never below
50°F	Pre-emergent window opens	Feb 7
55°F	Crabgrass can germinate	Feb 10
60°F	Tomatoes	Feb 12
65°F	Warm-season grass seed	Mar 2

Baton Rouge, LA, 1 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

70801 70°F · 70825 70°F · 70803 70°F · 70806 68°F · 70805 70°F · 70808 70°F · 70812 68°F · 70820 70°F

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

Questions

What is the soil temperature in ZIP code 70802 today?: About 70°F on average in the top 4 inches (0–10 cm), low 67°F and high 73°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 9.4 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 70802?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Feb 7 and 55°F from Feb 10.

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).