What is the soil temperature in ZIP code 12989 today?

About 40°F on average in the top 4 inches (0–10 cm), low 39°F and high 41°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 6.5 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 12989?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Jun 4 and 55°F from Jun 7.

ZIP 12989 · Saranac Lake, NY · Nov 11, 2026

Soil temperature for ZIP code 12989

40°Faverage today, 0–4 in deep (modelled)
low 39°F · high 41°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 6.5 km from the ZIP centre point

On a week ago

14° cooler

54°F on Nov 4

5-day mean

43°F

what the verdicts use

Held 55°F last spring

Jun 7

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	53.6°F	50.8°F	56.8°F	analysis
Nov 5	54.5°F	53.4°F	55.4°F	analysis
Nov 6	52.6°F	50.5°F	53.5°F	analysis
Nov 7	48.7°F	46.4°F	51.2°F	analysis
Nov 8	43.3°F	42.5°F	44.0°F	analysis
Nov 9	42.6°F	42.1°F	42.9°F	analysis
Nov 10	40.4°F	38.8°F	42.0°F	analysis
Today	39.9°F	38.9°F	41.1°F	analysis
Nov 12	37.9°F	37.1°F	39.0°F	forecast
Nov 13	35.8°F	35.6°F	36.2°F	forecast
Nov 14	35.1°F	35.0°F	35.2°F	forecast
Nov 15	34.8°F	34.8°F	35.0°F	forecast
Nov 16	34.7°F	34.7°F	34.8°F	forecast
Nov 17	34.6°F	34.5°F	34.7°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	Apr 28
50°F	Pre-emergent window opens	Jun 4
55°F	Crabgrass can germinate	Jun 7
60°F	Tomatoes	not reached
65°F	Warm-season grass seed	not reached

Plattsburgh, NY, 51 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

12913 40°F · 12976 40°F · 12939 40°F · 12969 38°F · 12981 40°F · 12983 40°F · 12952 38°F · 12997 38°F

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

Questions

What is the soil temperature in ZIP code 12989 today?: About 40°F on average in the top 4 inches (0–10 cm), low 39°F and high 41°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 6.5 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 12989?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Jun 4 and 55°F from Jun 7.

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).