Ogden, Utah · Nov 11, 2026

Soil temperature today in Ogden

47°Faverage today, 0–4 in deep
low 43°F · high 52°F

Modelled by NOAA GFS · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 3.7 km from Ogden

On a week ago
1° warmer
46°F on Nov 4
Next 7 days
41–48°F
range of the daily averages forecast
Crabgrass pre-emergent
Season over
next window: when the soil holds 50°F
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. Dots and line: daily average (dashed = forecast); bars: the day's low to high; green band: the 50–55°F pre-emergent window.

30°40°50°60°50–55°F windowNov 456789101112131415161746°45°
30°40°50°60°50–55°F windowNov 4Nov 6Nov 8Nov 10Nov 12Nov 14Nov 1646°45°
  • Daily average
  • Low to high
  • 50–55°F window
View as table
DayAverageLowHigh
Nov 445.9°F43.6°F48.5°Fanalysis
Nov 544.7°F41.5°F48.8°Fanalysis
Nov 644.8°F41.1°F49.5°Fanalysis
Nov 744.4°F40.7°F49.3°Fanalysis
Nov 845.5°F41.6°F51.0°Fanalysis
Nov 947.2°F43.4°F52.7°Fanalysis
Nov 1048.1°F44.7°F52.7°Fanalysis
Today47.3°F43.4°F52.5°Fforecast
Nov 1247.2°F43.4°F52.3°Fforecast
Nov 1347.8°F44.9°F51.7°Fforecast
Nov 1446.8°F44.6°F49.2°Fforecast
Nov 1541.1°F37.8°F45.7°Fforecast
Nov 1643.5°F40.6°F48.4°Fforecast
Nov 1744.8°F41.3°F50.3°Fforecast
Source: NOAA NCEP GFS 0.25°, 0–10 cm soil temperature, grid cell at 41.25°N 112.00°W. Run Nov 11, 12:00 UTC (7 am Eastern).

What the soil says for each job

Today's verdicts use the 5-day mean of the modelled 0–4 in layer.

JobSoil ruleToday
Crabgrass pre-emergentApply while the soil holds 50 to 55°F, before crabgrass germinates at about 55°FSeason over
The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 20 and 55°F from Mar 21.
Seed or overseed cool-season grassFescue, bluegrass and ryegrass germinate best in soil of 50 to 65°FToo late in the season
Past the usual Aug 15 to Oct 15 seeding window (46°F soil today).
Seed warm-season grassBermuda, zoysia and centipede need soil of 65°F or moreToo cold
46°F: under 65°F.
Plant out tomatoesTomato roots want soil of 60°F or more (check your frost date as well)Too cold
46°F: under 60°F.
Sow peas, lettuce and spinachCool-weather crops germinate once soil reaches about 40°FWarm enough
46°F: at or over 40°F.

The 2026 season so far

°F, daily average of the 0–4 in layer since 1 January (dashed = forecast). Dots: the days the soil began to hold 50°F and 55°F.

20°30°40°50°60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecHeld 50°F from Mar 2050° Mar 20Held 55°F from Mar 2155° Mar 21
20°30°40°50°60°70°80°90°JMMJSNHeld 50°F from Mar 2050° Mar 20Held 55°F from Mar 2155° Mar 21
  • Daily average
  • 50–55°F window
Source: NOAA NCEP GFS analyses, 4 a day. Dates use the 5-day mean, held for 10 days or more.

When the soil crossed each threshold

2026, from the 5-day mean held for 10 days or more.

SoilWhat it meansHeld from (spring 2026)Fell below (autumn 2026)
40°FPeas and lettuce can be sownFeb 5not yet
50°FPre-emergent window opensMar 20not yet
55°FCrabgrass can germinateMar 21Oct 25
60°FWarm enough for tomatoesJun 4Oct 14
65°FWarm-season grass seedJun 17Oct 12

Growing degree days in Ogden

Base 50°F, from 1 January to Nov 7, at the Ogden Ne Bench station (4 km).

GDD in 2026
3,876
to Nov 7
Same date in 2025
3,596
280 more this year
All of 2025
3,645
full-year total

A growing degree day is each degree that the day's average temperature runs above 50°F. Insects, weeds and crops develop by accumulated GDD, so the number says how far the season has run. Every city.

Soil temperature nearby

Each from a different model grid cell.

CityDistanceSoil todayvs a week agoGrass seed
Brigham City, UT32 km47°F+2°FToo late in the season
Salt Lake City, UT52 km50°F+2°FToo late in the season
Logan, UT58 km44°F+2°FToo late in the season
Draper, UT78 km45°F+4°FToo late in the season
Tooele, UT82 km46°F+3°FToo late in the season
Eagle Mountain, UT101 km47°F+1°FToo late in the season

This page also covers Layton (18.1 km), Roy (8.1 km), Clearfield (13.2 km), Kaysville (21.1 km), Syracuse (16.7 km), Clinton (11.3 km), North Ogden (9.4 km), South Ogden (3.5 km): they share the same model grid cell area, within 25 km.

Questions

What is the soil temperature in Ogden today?
About 47°F on average in the top 4 inches (0–10 cm), with a low of 43°F and a high of 52°F, from NOAA's GFS model run of Nov 11, 12:00 UTC (7 am Eastern).
Is it time to put down crabgrass preventer in Ogden?
The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 20 and 55°F from Mar 21.
When did the soil in Ogden reach 55°F this year?
The 5-day average held 55°F from Mar 21, 2026.
How accurate is a modelled soil temperature?
Against NOAA's 108 reference stations the model's daily average was off by 4.2°F on average, and within 5°F on 68% of days. A shaded, mulched or watered yard can differ more.

Data: Global Forecast System (GFS) 0.25°, soil temperature 0–10 cm (TSOIL) (NOAA National Centers for Environmental Prediction (NCEP)); U.S. Climate Reference Network (USCRN) hourly data, version 2 (soil temperature at 5 cm and 10 cm, air temperature) (NOAA National Centers for Environmental Information (NCEI)); Global Historical Climatology Network - Daily (GHCN-Daily), daily maximum and minimum temperature (NOAA National Centers for Environmental Information (NCEI)); GeoNames gazetteer (cities15000) (GeoNames).