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When to plant in McFarland, CA

USDA Zone 9b

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

With about 311 frost-free days, McFarland supports back-to-back plantings; stagger sowings every few weeks to keep beds productive spring through fall. In zone 9b, frost is a minor factor for McFarland — most perennials thrive, and annual vegetables can go out early and stay late.

Station · DELANO · 11.5 km
Last spring frost
January 31
50% chance · 32°F
First fall frost
December 8
50% chance · 32°F
Growing season
311 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for McFarlandA year-band showing 32°F frost risk from January to December for McFarland: last spring frost around January 31, first fall frost around December 8, about 311 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

DELANO · 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 McFarland’s own odds, recorded at DELANO.

Frost-probability curves for McFarlandProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around January 31 and the first fall frost around December 8, giving about 311 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 4Mar 5Feb 6Nov 10Nov 24Dec 8
32°FMar 5Jan 31Dec 30Nov 23Dec 8Dec 30
28°FJan 30Dec 31Dec 13Dec 3Dec 19Jan 9

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

Nearby weather stations

3 within 21 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.

DELANO
Primary
12 km · 92 m elevation
SPRING
Jan 31
FALL
Dec 8
WASCO
14 km · 89 m elevation
SPRING
Jan 31
FALL
Dec 5
SHAFTER 6E
21 km · 123 m elevation
SPRING
Feb 20
FALL
Nov 23

McFarland planting FAQ

When is the last spring frost in McFarland, CA?

On average, the last spring frost in McFarland is around January 31 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.

When is the first fall frost in McFarland, CA?

In McFarland, the first 32°F freeze of fall lands around December 8 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is McFarland in?

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

How long is the growing season in McFarland?

McFarland has about 311 frost-free days — a long growing season — between the average last spring frost (January 31) and first fall frost (December 8).

When should I plant tomatoes in McFarland?

For McFarland, sow tomatoes indoors about December 6–December 20 and move the seedlings out around February 7, after the last spring frost.

Planting reminders

Never miss a window in McFarland

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

Nearby cities

8 within reach

Frost dates recorded at DELANO, 12 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 McFarland, CA — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00042346. Retrieved from https://blissgarden.com/california/mcfarland.