What is the soil temperature in ZIP code 94971 today?

About 60°F on average in the top 4 inches (0–10 cm), low 58°F and high 65°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 13 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 94971?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Jan 31 and 55°F from Mar 16.

ZIP 94971 · Cotati, CA · Nov 11, 2026

Soil temperature for ZIP code 94971

60°Faverage today, 0–4 in deep (modelled)
low 58°F · high 65°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 13 km from the ZIP centre point

On a week ago

4° warmer

56°F on Nov 4

5-day mean

59°F

what the verdicts use

Held 55°F last spring

Mar 16

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	56.4°F	54.4°F	60.6°F	analysis
Nov 5	56.5°F	53.4°F	62.1°F	analysis
Nov 6	56.9°F	53.7°F	62.3°F	analysis
Nov 7	58.2°F	55.0°F	63.5°F	analysis
Nov 8	58.5°F	55.7°F	63.1°F	analysis
Nov 9	59.6°F	57.1°F	64.0°F	analysis
Nov 10	60.3°F	57.3°F	65.8°F	analysis
Today	60.4°F	57.5°F	65.4°F	analysis
Nov 12	59.1°F	56.6°F	62.6°F	forecast
Nov 13	58.7°F	57.2°F	60.2°F	forecast
Nov 14	54.8°F	52.8°F	58.6°F	forecast
Nov 15	54.9°F	53.7°F	56.4°F	forecast
Nov 16	55.2°F	54.0°F	56.0°F	forecast
Nov 17	54.2°F	51.9°F	57.7°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	never below
50°F	Pre-emergent window opens	Jan 31
55°F	Crabgrass can germinate	Mar 16
60°F	Tomatoes	Jun 3
65°F	Warm-season grass seed	not reached

Santa Rosa, CA, 28 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

94940 60°F · 94929 60°F · 94952 60°F · 94972 61°F · 94937 61°F · 94922 61°F · 94923 61°F · 95472 63°F

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

Questions

What is the soil temperature in ZIP code 94971 today?: About 60°F on average in the top 4 inches (0–10 cm), low 58°F and high 65°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 13 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 94971?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Jan 31 and 55°F from Mar 16.

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).