What is the soil temperature in ZIP code 80810 today?

About 52°F on average in the top 4 inches (0–10 cm), low 48°F and high 56°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 10.1 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 80810?

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 80810 · Colorado · Nov 11, 2026

Soil temperature for ZIP code 80810

52°Faverage today, 0–4 in deep (modelled)
low 48°F · high 56°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 10.1 km from the ZIP centre point

On a week ago

2° warmer

50°F on Nov 4

5-day mean

52°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	49.6°F	44.9°F	55.9°F	analysis
Nov 5	50.1°F	47.1°F	53.6°F	analysis
Nov 6	47.8°F	43.3°F	52.4°F	analysis
Nov 7	50.0°F	44.9°F	56.1°F	analysis
Nov 8	51.3°F	46.7°F	57.0°F	analysis
Nov 9	52.5°F	47.6°F	58.4°F	analysis
Nov 10	52.2°F	47.6°F	56.8°F	analysis
Today	51.7°F	47.8°F	55.8°F	analysis
Nov 12	51.9°F	47.6°F	57.1°F	forecast
Nov 13	50.9°F	47.6°F	53.8°F	forecast
Nov 14	48.7°F	45.8°F	52.3°F	forecast
Nov 15	49.9°F	48.8°F	51.2°F	forecast
Nov 16	47.2°F	45.2°F	49.9°F	forecast
Nov 17	47.1°F	43.3°F	52.2°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 5
50°F	Pre-emergent window opens	Mar 18
55°F	Crabgrass can germinate	Mar 21
60°F	Tomatoes	Mar 21
65°F	Warm-season grass seed	May 26

This ZIP code area covers about 569 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.

80802 52°F · 80825 54°F · 67762 53°F · 81071 53°F · 80805 52°F · 80836 52°F · 81036 54°F · 67758 54°F

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

Questions

What is the soil temperature in ZIP code 80810 today?: About 52°F on average in the top 4 inches (0–10 cm), low 48°F and high 56°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 10.1 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 80810?: 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).