What is the soil temperature in ZIP code 15840 today?

About 45°F on average in the top 4 inches (0–10 cm), low 42°F and high 47°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 10.6 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 15840?

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 May 28.

ZIP 15840 · DuBois, PA · Nov 11, 2026

Soil temperature for ZIP code 15840

45°Faverage today, 0–4 in deep (modelled)
low 42°F · high 47°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 10.6 km from the ZIP centre point

On a week ago

11° cooler

56°F on Nov 4

5-day mean

44°F

what the verdicts use

Held 55°F last spring

May 28

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	55.7°F	52.5°F	58.9°F	analysis
Nov 5	58.9°F	58.2°F	59.8°F	analysis
Nov 6	52.3°F	50.6°F	54.8°F	analysis
Nov 7	43.2°F	42.0°F	46.3°F	analysis
Nov 8	44.0°F	42.5°F	46.1°F	analysis
Nov 9	45.0°F	44.7°F	45.3°F	analysis
Nov 10	44.2°F	40.8°F	47.7°F	analysis
Today	44.8°F	41.6°F	47.4°F	analysis
Nov 12	45.9°F	44.6°F	46.9°F	forecast
Nov 13	39.8°F	38.1°F	42.4°F	forecast
Nov 14	36.8°F	36.2°F	37.5°F	forecast
Nov 15	35.3°F	35.2°F	35.5°F	forecast
Nov 16	37.6°F	35.3°F	40.2°F	forecast
Nov 17	39.0°F	37.9°F	40.2°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	Mar 30
50°F	Pre-emergent window opens	May 18
55°F	Crabgrass can germinate	May 28
60°F	Tomatoes	Jun 7
65°F	Warm-season grass seed	not reached

Nearby ZIP codes

Today's modelled average.

15824 45°F · 15801 45°F · 15851 46°F · 15823 45°F · 15865 45°F · 15866 45°F · 15863 45°F · 15825 45°F

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

Questions

What is the soil temperature in ZIP code 15840 today?: About 45°F on average in the top 4 inches (0–10 cm), low 42°F and high 47°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 10.6 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 15840?: 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 May 28.

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).