What is the soil temperature in ZIP code 82939 today?

About 44°F on average in the top 4 inches (0–10 cm), low 38°F and high 51°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 8.7 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 82939?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 21 and 55°F from May 26.

ZIP 82939 · Wyoming · Nov 11, 2026

Soil temperature for ZIP code 82939

44°Faverage today, 0–4 in deep (modelled)
low 38°F · high 51°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 8.7 km from the ZIP centre point

On a week ago

4° warmer

39°F on Nov 4

5-day mean

43°F

what the verdicts use

Held 55°F last spring

May 26

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	39.2°F	37.2°F	42.5°F	analysis
Nov 5	39.1°F	36.6°F	45.0°F	analysis
Nov 6	41.8°F	37.2°F	47.7°F	analysis
Nov 7	40.9°F	36.1°F	47.8°F	analysis
Nov 8	41.8°F	36.9°F	49.8°F	analysis
Nov 9	43.7°F	38.0°F	51.4°F	analysis
Nov 10	44.2°F	39.5°F	50.2°F	analysis
Today	43.7°F	38.2°F	51.2°F	analysis
Nov 12	42.6°F	37.0°F	49.7°F	forecast
Nov 13	41.4°F	36.8°F	46.8°F	forecast
Nov 14	41.1°F	37.3°F	44.7°F	forecast
Nov 15	38.2°F	35.2°F	43.7°F	forecast
Nov 16	38.9°F	34.8°F	45.1°F	forecast
Nov 17	38.9°F	34.7°F	45.6°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 12
50°F	Pre-emergent window opens	Mar 21
55°F	Crabgrass can germinate	May 26
60°F	Tomatoes	Jun 15
65°F	Warm-season grass seed	Jun 19

Nearby ZIP codes

Today's modelled average.

82933 43°F · 82937 44°F · 82944 43°F · 82936 40°F · 82930 40°F · 82938 40°F · 82934 46°F · 82929 46°F

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

Questions

What is the soil temperature in ZIP code 82939 today?: About 44°F on average in the top 4 inches (0–10 cm), low 38°F and high 51°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 8.7 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 82939?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 21 and 55°F from May 26.

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).