What is the soil temperature in ZIP code 08221 today?

About 54°F on average in the top 4 inches (0–10 cm), low 50°F and high 56°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 18.6 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 08221?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Apr 14 and 55°F from May 6.

ZIP 08221 · Linwood, NJ · Nov 11, 2026

Soil temperature for ZIP code 08221

54°Faverage today, 0–4 in deep (modelled)
low 50°F · high 56°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 18.6 km from the ZIP centre point

On a week ago

5° cooler

59°F on Nov 4

5-day mean

54°F

what the verdicts use

Held 55°F last spring

May 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	59.0°F	55.9°F	62.0°F	analysis
Nov 5	62.7°F	60.8°F	65.2°F	analysis
Nov 6	64.0°F	62.9°F	64.9°F	analysis
Nov 7	58.5°F	56.6°F	60.9°F	analysis
Nov 8	53.4°F	51.5°F	54.4°F	analysis
Nov 9	53.4°F	51.3°F	54.8°F	analysis
Nov 10	52.0°F	49.0°F	54.6°F	analysis
Today	53.6°F	50.4°F	55.8°F	analysis
Nov 12	55.9°F	55.5°F	56.8°F	forecast
Nov 13	50.2°F	47.6°F	53.0°F	forecast
Nov 14	44.9°F	44.0°F	45.8°F	forecast
Nov 15	43.3°F	41.1°F	44.9°F	forecast
Nov 16	43.5°F	40.8°F	45.7°F	forecast
Nov 17	44.1°F	40.9°F	46.8°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	Mar 7
50°F	Pre-emergent window opens	Apr 14
55°F	Crabgrass can germinate	May 6
60°F	Tomatoes	May 27
65°F	Warm-season grass seed	Jun 6

Atlantic City, NJ, 12 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

08403 54°F · 08225 54°F · 08244 54°F · 08402 54°F · 08232 54°F · 08406 54°F · 08234 54°F · 08226 54°F

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

Questions

What is the soil temperature in ZIP code 08221 today?: About 54°F on average in the top 4 inches (0–10 cm), low 50°F and high 56°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 18.6 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 08221?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Apr 14 and 55°F from May 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).