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When to plant in Country Club, CA

USDA Zone 9b

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

A generous ~306-day season lets Country Club gardeners direct-sow more and still ripen long-maturity crops like melons and winter squash. Zone 9b is warm enough that Country Club can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.

Station · STOCKTON FIRE STN 4 · 4.0 km
Last spring frost
February 5
50% chance · 32°F
First fall frost
December 8
50% chance · 32°F
Growing season
306 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for Country ClubA year-band showing 32°F frost risk from January to December for Country Club: last spring frost around February 5, first fall frost around December 8, about 306 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average last spring frost in Country Club is now 13 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

STOCKTON FIRE STN 4 · 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 Country Club’s own odds, recorded at STOCKTON FIRE STN 4.

Frost-probability curves for Country ClubProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around February 5 and the first fall frost around December 8, giving about 306 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 13Mar 4Feb 1Nov 3Nov 20Dec 13
32°FMar 11Feb 5Dec 27Nov 17Dec 8Jan 6
28°FFeb 21Jan 11Dec 12Dec 1Dec 23Jan 29

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 Country Club, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 16 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.

STOCKTON FIRE STN 4
Primary
4 km · 4 m elevation
SPRING
Feb 5
FALL
Dec 8
STOCKTON METRO AP
13 km · 8 m elevation
SPRING
Feb 6
FALL
Dec 1
LODI
16 km · 12 m elevation
SPRING
Feb 9
FALL
Dec 5

Country Club planting FAQ

When is the last spring frost in Country Club, CA?

Country Club's average last spring frost falls near February 5 — 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 Country Club, CA?

The first fall frost in Country Club typically arrives around December 8 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.

What hardiness zone is Country Club in?

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

How long is the growing season in Country Club?

There are roughly 306 frost-free days in Country Club (a long growing season), running from the average last frost around February 5 to the first fall frost near December 8.

When should I plant tomatoes in Country Club?

In Country Club, start tomato seeds indoors around December 11–December 25, then transplant seedlings outdoors around February 12 once the danger of frost has passed.

Planting reminders

Never miss a window in Country Club

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

Nearby cities

8 within reach

Frost dates recorded at STOCKTON FIRE STN 4, 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 Country Club, CA — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00048560. Retrieved from https://blissgarden.com/california/country-club.
When to Plant in Country Club, CA — Frost Dates & Zone 9b — BlissGarden