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Soil Temperature in Colorado

The current average 2-inch soil temperature across Colorado is 52°F, based on 8 USDA and NOAA monitoring stations. Readings range from 40°F to 68°F. Last updated May 18, 2026.

Current Planting Conditions

The pre-emergent herbicide window is opening across Colorado with soil averaging 52°F at 2 inches. Monitor your city's specific readings for optimal timing, since crabgrass germinates when soil sustains 55°F.

Monitoring Stations in Colorado (8)

Station2" TempLast Reading
Nunn #1 (Weld)47°F2026-05-18
CPER (Weld)49°F2026-05-18
Montrose 11 ENE50°F2026-05-18
Cortez 8 SE59°F2026-05-18
La Junta 17 WSW68°F2026-05-18
Nunn 7 NNE52°F2026-05-18
Boulder 14 W40°F2026-05-18
Dinosaur 2 E52°F2026-05-18

Cities in Colorado (46)

Cities in Colorado with current soil temperature readings
CityZIPCurrent TempDistance from state center
Alamosa81101—107 mi
Arvada80001—61 mi
Aspen81611—70 mi
Aurora80010—63 mi
Boulder80301—75 mi
Brighton80601—77 mi
Broomfield80020—69 mi
Canon City81212—42 mi
Castle Rock80104—45 mi
Colorado Springs80901—41 mi
Commerce City80022—67 mi
Craig81625—150 mi
Crested Butte81224—77 mi
Crowley81033—107 mi
Denver80201—62 mi
Dinosaur81610—202 mi
Durango81301—173 mi
Englewood80110—53 mi
Estes Park80511—113 mi
Evergreen80437—40 mi
Florence81226—48 mi
Fort Collins80521—112 mi
Glenwood Springs81601—102 mi
Golden80401—54 mi
Grand Junction81501—161 mi
Greeley80631—106 mi
Gunnison81230—81 mi
Lakewood——55 mi
Limon80826—101 mi
Littleton80120—51 mi
Longmont80501—85 mi
Louisville80027—71 mi
Loveland80537—99 mi
Montrose81401—131 mi
Pagosa Springs81147—145 mi
Parker80134—51 mi
Pueblo81001—71 mi
Silverthorne80497—54 mi
Steamboat Springs80477—123 mi
Thornton80241—68 mi
U S A F Academy80840—93 mi
Vail81657—61 mi
Westminster80030—64 mi
Wheat Ridge80033—59 mi
Windsor80550—108 mi
Woodland Park80863—26 mi

Soil Temperature FAQ for Colorado

What is the current soil temperature in Colorado?

The current average 2-inch soil temperature across Colorado is 52°F, based on 8 USDA and NOAA monitoring stations. Readings range from 40°F to 68°F depending on location and elevation.

When should I apply pre-emergent in Colorado?

Apply pre-emergent herbicide when soil at 2 inches reaches 55°F for several consecutive days. Timing varies across Colorado, so check your city's page for station-specific readings and the pre-emergent timing recommendation.

When can I plant grass seed in Colorado?

Cool-season grasses (fescue, bluegrass) can be seeded when soil holds between 50 and 65°F. Warm-season grasses (bermuda, zoysia) need soil above 65°F. Timing varies by location, so check your city's planting window for the dates specific to your area.