What is the soil temperature in ZIP code 04742 today?

About 38°F on average in the top 4 inches (0–10 cm), low 37°F and high 38°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 8.8 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 04742?

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 04742 · Caribou, ME · Nov 11, 2026

Soil temperature for ZIP code 04742

38°Faverage today, 0–4 in deep (modelled)
low 37°F · high 38°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 8.8 km from the ZIP centre point

On a week ago

7° cooler

44°F on Nov 4

5-day mean

40°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	44.4°F	42.6°F	47.2°F	analysis
Nov 5	50.4°F	48.3°F	53.2°F	analysis
Nov 6	54.4°F	53.7°F	55.9°F	analysis
Nov 7	45.6°F	41.7°F	50.5°F	analysis
Nov 8	40.6°F	39.9°F	40.9°F	analysis
Nov 9	38.8°F	37.7°F	39.6°F	analysis
Nov 10	38.1°F	37.5°F	39.2°F	analysis
Today	37.5°F	36.8°F	38.4°F	analysis
Nov 12	36.5°F	35.8°F	37.5°F	forecast
Nov 13	34.1°F	33.7°F	35.4°F	forecast
Nov 14	34.0°F	33.8°F	34.5°F	forecast
Nov 15	35.8°F	35.0°F	36.6°F	forecast
Nov 16	35.8°F	35.2°F	36.4°F	forecast
Nov 17	34.0°F	33.5°F	35.2°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 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

Nearby ZIP codes

Today's modelled average.

04769 38°F · 04740 38°F · 04736 37°F · 04750 37°F · 04758 38°F · 04786 38°F · 04787 37°F · 04762 37°F

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

Questions

What is the soil temperature in ZIP code 04742 today?: About 38°F on average in the top 4 inches (0–10 cm), low 37°F and high 38°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 8.8 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 04742?: 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).