What is the soil temperature in ZIP code 84535 today?

About 47°F on average in the top 4 inches (0–10 cm), low 42°F and high 53°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 11.8 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 84535?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 18 and 55°F from Mar 21.

ZIP 84535 · Utah · Nov 11, 2026

Soil temperature for ZIP code 84535

47°Faverage today, 0–4 in deep (modelled)
low 42°F · high 53°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 11.8 km from the ZIP centre point

On a week ago

2° warmer

45°F on Nov 4

5-day mean

47°F

what the verdicts use

Held 55°F last spring

Mar 21

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	45.1°F	41.3°F	49.1°F	analysis
Nov 5	44.2°F	40.0°F	49.7°F	analysis
Nov 6	47.0°F	42.8°F	53.1°F	analysis
Nov 7	46.8°F	42.9°F	51.6°F	analysis
Nov 8	46.5°F	41.8°F	52.8°F	analysis
Nov 9	46.9°F	41.3°F	54.0°F	analysis
Nov 10	46.4°F	41.5°F	52.1°F	analysis
Today	46.9°F	42.5°F	53.0°F	analysis
Nov 12	46.6°F	41.8°F	52.6°F	forecast
Nov 13	44.6°F	40.6°F	48.7°F	forecast
Nov 14	41.9°F	40.8°F	43.8°F	forecast
Nov 15	43.2°F	40.0°F	48.8°F	forecast
Nov 16	43.5°F	39.5°F	48.5°F	forecast
Nov 17	43.3°F	39.2°F	48.9°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 6
50°F	Pre-emergent window opens	Mar 18
55°F	Crabgrass can germinate	Mar 21
60°F	Tomatoes	Mar 22
65°F	Warm-season grass seed	Jun 3

This ZIP code area covers about 904 square miles; the reading is for the model grid cell nearest its Census centre point, which can be far from where you are. Try a neighbouring ZIP if it looks off.

Nearby ZIP codes

Today's modelled average.

81324 46°F · 84511 52°F · 84530 50°F · 81320 45°F · 81325 46°F · 81411 48°F · 81331 51°F · 81335 45°F

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

Questions

What is the soil temperature in ZIP code 84535 today?: About 47°F on average in the top 4 inches (0–10 cm), low 42°F and high 53°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 11.8 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 84535?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 18 and 55°F from Mar 21.

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).