What is the soil temperature in ZIP code 95318 today?

About 54°F on average in the top 4 inches (0–10 cm), low 52°F and high 58°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 10.6 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 95318?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 14 and 55°F from Mar 18.

ZIP 95318 · California · Nov 11, 2026

Soil temperature for ZIP code 95318

54°Faverage today, 0–4 in deep (modelled)
low 52°F · high 58°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 10.6 km from the ZIP centre point

On a week ago

9° warmer

46°F on Nov 4

5-day mean

53°F

what the verdicts use

Held 55°F last spring

Mar 18

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	45.7°F	43.7°F	48.7°F	analysis
Nov 5	47.0°F	44.7°F	51.0°F	analysis
Nov 6	48.5°F	46.0°F	52.1°F	analysis
Nov 7	51.3°F	48.7°F	55.6°F	analysis
Nov 8	53.4°F	51.2°F	56.8°F	analysis
Nov 9	53.2°F	51.2°F	56.4°F	analysis
Nov 10	53.5°F	51.4°F	56.8°F	analysis
Today	54.4°F	52.1°F	58.0°F	analysis
Nov 12	53.9°F	52.1°F	56.2°F	forecast
Nov 13	50.4°F	48.9°F	52.8°F	forecast
Nov 14	46.3°F	44.3°F	48.2°F	forecast
Nov 15	44.3°F	43.1°F	46.4°F	forecast
Nov 16	44.4°F	43.5°F	45.4°F	forecast
Nov 17	44.4°F	43.7°F	44.9°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	Jan 15
50°F	Pre-emergent window opens	Mar 14
55°F	Crabgrass can germinate	Mar 18
60°F	Tomatoes	Jun 4
65°F	Warm-season grass seed	Jun 13

Merced, CA, 72 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

95345 60°F · 95338 60°F · 93623 59°F · 95311 59°F · 95321 50°F · 93601 59°F · 93644 50°F · 95389 47°F

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

Questions

What is the soil temperature in ZIP code 95318 today?: About 54°F on average in the top 4 inches (0–10 cm), low 52°F and high 58°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 10.6 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 95318?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 14 and 55°F from Mar 18.

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).