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When to plant in El Segundo, CA

USDA Zone 10b

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

With only about -4 frost-free days, El Segundo has a short season — start heat-lovers indoors early, favor quick-maturing varieties, and use row cover to stretch both ends. Zone 10b is warm enough that El Segundo can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.

Station · TORRANCE AP · 14.4 km
Last spring frost
January 9
50% chance · 32°F
First fall frost
January 5
50% chance · 32°F
Growing season
-4 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for El SegundoA year-band from January to December for El Segundo: El Segundo is effectively frost-free at 32°F — no distinct frost season.
El Segundo is effectively frost-free at 32°F — no distinct frost season.

Frost probability

TORRANCE 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 El Segundo’s own odds, recorded at TORRANCE AP.

Frost-probability curves for El SegundoProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around January 9 and the first fall frost around January 5, where a 32°F freeze is rare enough that there is effectively no distinct frost season.
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°FMar 5Jan 17Dec 12Dec 1Dec 31Feb 20
32°FFeb 24Jan 9Dec 4Dec 3Jan 5Feb 22

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

Nearby weather stations

3 within 33 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.

TORRANCE AP
Primary
14 km · 27 m elevation
SPRING
Jan 9
FALL
Jan 5
BURBANK VALLEY PUMP PLT
32 km · 200 m elevation
SPRING
Jan 2
FALL
Dec 26
BURBANK GLENDALE PASADENA AP
33 km · 226 m elevation
SPRING
Dec 31
FALL
Dec 28

El Segundo planting FAQ

When is the last spring frost in El Segundo, CA?

On average, the last spring frost in El Segundo is around January 9 (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 El Segundo, CA?

In El Segundo, the first 32°F freeze of fall lands around January 5 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is El Segundo in?

El Segundo is in USDA hardiness zone 10b. In zone 10b, winters are mild — many tender perennials overwinter here.

How long is the growing season in El Segundo?

There are roughly -4 frost-free days in El Segundo (a short growing season), running from the average last frost around January 9 to the first fall frost near January 5.

When should I plant tomatoes in El Segundo?

In El Segundo, start tomato seeds indoors around November 14–November 28, then transplant seedlings outdoors around January 16 once the danger of frost has passed.

Planting reminders

Never miss a window in El Segundo

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

Nearby cities

8 within reach

Frost dates recorded at TORRANCE AP, 14 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 El Segundo, CA — Frost Dates & Zone 10b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00003122. Retrieved from https://blissgarden.com/california/el-segundo.
When to Plant in El Segundo, CA — Frost Dates & Zone 10b — BlissGarden