What is the soil temperature in ZIP code 56222 today?

About 49°F on average in the top 4 inches (0–10 cm), low 47°F and high 50°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 8.6 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 56222?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from May 4 and 55°F from May 12.

ZIP 56222 · Willmar, MN · Nov 11, 2026

Soil temperature for ZIP code 56222

49°Faverage today, 0–4 in deep (modelled)
low 47°F · high 50°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 8.6 km from the ZIP centre point

On a week ago

No change

49°F on Nov 4

5-day mean

46°F

what the verdicts use

Held 55°F last spring

May 12

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	48.8°F	47.8°F	50.5°F	analysis
Nov 5	45.9°F	44.8°F	48.3°F	analysis
Nov 6	40.2°F	37.9°F	43.1°F	analysis
Nov 7	42.0°F	37.3°F	48.1°F	analysis
Nov 8	46.1°F	43.1°F	48.7°F	analysis
Nov 9	47.2°F	43.2°F	52.3°F	analysis
Nov 10	47.2°F	43.3°F	50.5°F	analysis
Today	48.6°F	47.0°F	49.9°F	analysis
Nov 12	41.3°F	39.3°F	43.1°F	forecast
Nov 13	36.6°F	34.8°F	38.4°F	forecast
Nov 14	35.8°F	34.0°F	38.5°F	forecast
Nov 15	36.4°F	34.6°F	40.0°F	forecast
Nov 16	43.2°F	39.7°F	48.3°F	forecast
Nov 17	45.4°F	42.2°F	49.1°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 22
50°F	Pre-emergent window opens	May 4
55°F	Crabgrass can germinate	May 12
60°F	Tomatoes	May 26
65°F	Warm-season grass seed	May 27

Willmar, MN, 29 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

56260 49°F · 56282 49°F · 56281 49°F · 56252 48°F · 56285 49°F · 56216 48°F · 56284 49°F · 56241 49°F

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

Questions

What is the soil temperature in ZIP code 56222 today?: About 49°F on average in the top 4 inches (0–10 cm), low 47°F and high 50°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 8.6 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 56222?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from May 4 and 55°F from May 12.

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).