ZIP 94949 · Lucas Valley-Marinwood, CA · Nov 11, 2026

Soil temperature for ZIP code 94949

62°Faverage today, 0–4 in deep (modelled)
low 59°F · high 67°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 21.1 km from the ZIP centre point

On a week ago
6° warmer
56°F on Nov 4
5-day mean
61°F
what the verdicts use
Held 55°F last spring
Mar 9
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.

40°50°60°70°80°50–55°F windowNov 4Nov 6Nov 8TodayNov 14Nov 1656°62°56°
View as table
DayAverageLowHigh
Nov 456.5°F53.5°F61.8°Fanalysis
Nov 558.5°F55.0°F65.0°Fanalysis
Nov 659.4°F56.1°F65.4°Fanalysis
Nov 760.4°F57.1°F65.6°Fanalysis
Nov 860.3°F56.9°F66.1°Fanalysis
Nov 961.4°F58.6°F66.6°Fanalysis
Nov 1062.5°F59.3°F68.4°Fanalysis
Today62.0°F58.9°F66.6°Fanalysis
Nov 1260.6°F57.9°F64.1°Fforecast
Nov 1359.2°F57.7°F60.9°Fforecast
Nov 1454.9°F52.7°F59.1°Fforecast
Nov 1555.7°F54.2°F57.8°Fforecast
Nov 1656.1°F55.0°F57.1°Fforecast
Nov 1755.5°F53.6°F59.3°Fforecast
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.

SoilWhat it meansHeld from (spring 2026)
40°FPeas and lettucenever below
50°FPre-emergent window opensJan 31
55°FCrabgrass can germinateMar 9
60°FTomatoesMar 17
65°FWarm-season grass seedJun 11

Novato, 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.

94903 61°F · 94945 62°F · 94901 61°F · 94960 61°F · 94947 61°F · 94957 61°F · 94973 61°F · 94904 61°F

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

Questions

What is the soil temperature in ZIP code 94949 today?
About 62°F on average in the top 4 inches (0–10 cm), low 59°F and high 67°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 21.1 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 94949?
The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Jan 31 and 55°F from Mar 9.

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).