What is the soil temperature in ZIP code 13633 today?

About 45°F on average in the top 4 inches (0–10 cm), low 43°F and high 46°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 1.7 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 13633?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from May 18 and 55°F from Jun 6.

ZIP 13633 · Ogdensburg, NY · Nov 11, 2026

Soil temperature for ZIP code 13633

45°Faverage today, 0–4 in deep (modelled)
low 43°F · high 46°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 1.7 km from the ZIP centre point

On a week ago

12° cooler

57°F on Nov 4

5-day mean

47°F

what the verdicts use

Held 55°F last spring

Jun 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	57.2°F	54.1°F	60.6°F	analysis
Nov 5	59.7°F	59.1°F	60.6°F	analysis
Nov 6	56.4°F	55.0°F	57.3°F	analysis
Nov 7	51.4°F	47.9°F	54.8°F	analysis
Nov 8	47.2°F	46.1°F	47.9°F	analysis
Nov 9	47.1°F	46.3°F	47.8°F	analysis
Nov 10	45.1°F	42.8°F	47.5°F	analysis
Today	45.2°F	43.1°F	46.5°F	analysis
Nov 12	42.3°F	40.8°F	44.4°F	forecast
Nov 13	37.6°F	37.2°F	38.2°F	forecast
Nov 14	37.6°F	36.1°F	38.8°F	forecast
Nov 15	37.3°F	36.2°F	38.5°F	forecast
Nov 16	38.1°F	37.7°F	38.6°F	forecast
Nov 17	37.2°F	36.2°F	38.2°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 13
50°F	Pre-emergent window opens	May 18
55°F	Crabgrass can germinate	Jun 6
60°F	Tomatoes	not reached
65°F	Warm-season grass seed	not reached

Watertown, NY, 65 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

13654 45°F · 13681 45°F · 13630 45°F · 13646 46°F · 13664 46°F · 13614 46°F · 13642 45°F · 13680 45°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 13633 today?: About 45°F on average in the top 4 inches (0–10 cm), low 43°F and high 46°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 1.7 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 13633?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from May 18 and 55°F from Jun 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).