What is the soil temperature in ZIP code 95340 today?

About 62°F on average in the top 4 inches (0–10 cm), low 59°F and high 68°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 13 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 95340?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Jan 16 and 55°F from Mar 11.

ZIP 95340 · Merced, CA · Nov 11, 2026

Soil temperature for ZIP code 95340

62°Faverage today, 0–4 in deep (modelled)
low 59°F · high 68°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 13 km from the ZIP centre point

On a week ago

2° warmer

60°F on Nov 4

5-day mean

62°F

what the verdicts use

Held 55°F last spring

Mar 11

crabgrass germination temperature

What the soil says today

Pre-emergentSeason over
Cool-season seedToo late in the season
Warm-season seedToo cold
TomatoesSoil warm enough
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	60.0°F	57.0°F	65.1°F	analysis
Nov 5	59.4°F	55.9°F	65.1°F	analysis
Nov 6	58.3°F	54.2°F	64.6°F	analysis
Nov 7	60.2°F	56.6°F	66.5°F	analysis
Nov 8	62.3°F	58.6°F	68.4°F	analysis
Nov 9	61.7°F	57.3°F	68.8°F	analysis
Nov 10	62.4°F	58.6°F	68.6°F	analysis
Today	62.2°F	58.7°F	67.8°F	analysis
Nov 12	63.6°F	60.5°F	69.1°F	forecast
Nov 13	63.7°F	61.7°F	65.8°F	forecast
Nov 14	60.1°F	56.8°F	62.9°F	forecast
Nov 15	58.4°F	55.1°F	63.4°F	forecast
Nov 16	58.7°F	57.1°F	60.3°F	forecast
Nov 17	57.5°F	56.2°F	59.6°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	never below
50°F	Pre-emergent window opens	Jan 16
55°F	Crabgrass can germinate	Mar 11
60°F	Tomatoes	Mar 17
65°F	Warm-season grass seed	May 9

Merced, CA, 8 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

95365 62°F · 95348 62°F · 95341 62°F · 95333 62°F · 95388 62°F · 95369 62°F · 95325 62°F · 95301 62°F

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

Questions

What is the soil temperature in ZIP code 95340 today?: About 62°F on average in the top 4 inches (0–10 cm), low 59°F and high 68°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 13 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 95340?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Jan 16 and 55°F from Mar 11.

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).