What is the soil temperature in ZIP code 85928 today?

About 48°F on average in the top 4 inches (0–10 cm), low 43°F and high 55°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 5.6 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 85928?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 11 and 55°F from Mar 15.

ZIP 85928 · Arizona · Nov 11, 2026

Soil temperature for ZIP code 85928

48°Faverage today, 0–4 in deep (modelled)
low 43°F · high 55°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 5.6 km from the ZIP centre point

On a week ago

2° cooler

50°F on Nov 4

5-day mean

48°F

what the verdicts use

Held 55°F last spring

Mar 15

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	50.4°F	46.5°F	55.4°F	analysis
Nov 5	48.9°F	44.2°F	54.9°F	analysis
Nov 6	48.4°F	45.6°F	51.9°F	analysis
Nov 7	48.0°F	44.0°F	53.7°F	analysis
Nov 8	48.9°F	44.5°F	54.7°F	analysis
Nov 9	48.6°F	43.1°F	55.8°F	analysis
Nov 10	48.1°F	42.6°F	55.1°F	analysis
Today	48.3°F	43.4°F	54.8°F	analysis
Nov 12	48.7°F	43.3°F	55.9°F	forecast
Nov 13	50.4°F	46.5°F	54.6°F	forecast
Nov 14	49.5°F	46.7°F	52.3°F	forecast
Nov 15	47.8°F	43.6°F	53.2°F	forecast
Nov 16	46.8°F	41.8°F	53.3°F	forecast
Nov 17	49.3°F	45.2°F	54.8°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	Feb 2
50°F	Pre-emergent window opens	Mar 11
55°F	Crabgrass can germinate	Mar 15
60°F	Tomatoes	Mar 21
65°F	Warm-season grass seed	May 10

Payson, AZ, 77 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

85933 48°F · 85923 48°F · 85931 53°F · 85934 48°F · 85939 50°F · 85911 52°F · 85937 50°F · 85901 48°F

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

Questions

What is the soil temperature in ZIP code 85928 today?: About 48°F on average in the top 4 inches (0–10 cm), low 43°F and high 55°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 5.6 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 85928?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 11 and 55°F from Mar 15.

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).