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When to plant in Salinas, CA

USDA Zone 9b

Here are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Salinas, California — all computed from Salinas's nearest NOAA weather station.

A generous ~315-day season lets Salinas gardeners direct-sow more and still ripen long-maturity crops like melons and winter squash. In zone 9b, frost is a minor factor for Salinas — most perennials thrive, and annual vegetables can go out early and stay late.

Station · SALINAS MUNICIPAL AP · 3.7 km
Last spring frost
January 29
50% chance · 32°F
First fall frost
December 10
50% chance · 32°F
Growing season
315 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for SalinasA year-band showing 32°F frost risk from January to December for Salinas: last spring frost around January 29, first fall frost around December 10, about 315 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

SALINAS MUNICIPAL AP · 1991–2020

The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Salinas’s own odds, recorded at SALINAS MUNICIPAL AP.

Frost-probability curves for SalinasProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around January 29 and the first fall frost around December 10, giving about 315 frost-free days.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FApr 8Mar 9Feb 2Nov 4Nov 23Dec 14
32°FMar 1Jan 29Dec 18Nov 21Dec 10Jan 15
28°FJan 31Dec 31Dec 6Dec 1Dec 25Jan 20

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19

Nothing new to sow or transplant outdoors in the next few weeks — a seasonal lull. Check the full-year calendar below for the next window.

Add the next planting windows to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in Salinas, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 22 km · complete 32°F normals

When stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.

SALINAS MUNICIPAL AP
Primary
4 km · 23 m elevation
SPRING
Jan 29
FALL
Dec 10
SALINAS #2
4 km · 14 m elevation
SPRING
Feb 4
FALL
Dec 6
MONTEREY PENINSUL AP
22 km · 50 m elevation
SPRING
Jan 2
FALL
Dec 23

Salinas planting FAQ

When is the last spring frost in Salinas, CA?

Salinas's average last spring frost falls near January 29 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.

When is the first fall frost in Salinas, CA?

In Salinas, the first 32°F freeze of fall lands around December 10 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is Salinas in?

Salinas is in USDA hardiness zone 9b. In zone 9b, winters are mild — many tender perennials overwinter here.

How long is the growing season in Salinas?

Salinas has about 315 frost-free days — a long growing season — between the average last spring frost (January 29) and first fall frost (December 10).

When should I plant tomatoes in Salinas?

For Salinas, sow tomatoes indoors about December 4–December 18 and move the seedlings out around February 5, after the last spring frost.

Planting reminders

Never miss a window in Salinas

An email when it’s time to start seeds, transplant, and sow — timed to Salinas’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at SALINAS MUNICIPAL AP, 4 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in Salinas, CA — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00023233. Retrieved from https://blissgarden.com/california/salinas.
When to Plant in Salinas, CA — Frost Dates & Zone 9b — BlissGarden