blissgarden.

When to plant in Canyon Lake, CA

USDA Zone 9b

Canyon Lake, California frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.

With about 324 frost-free days, Canyon Lake 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 Canyon Lake — most perennials thrive, and annual vegetables can go out early and stay late.

Station · ELSINORE · 7.6 km
Last spring frost
January 28
50% chance · 32°F
First fall frost
December 18
50% chance · 32°F
Growing season
324 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for Canyon LakeA year-band showing 32°F frost risk from January to December for Canyon Lake: last spring frost around January 28, first fall frost around December 18, about 324 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

ELSINORE · 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 Canyon Lake’s own odds, recorded at ELSINORE.

Frost-probability curves for Canyon LakeProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around January 28 and the first fall frost around December 18, giving about 324 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 2Feb 28Jan 29Nov 15Dec 2Dec 18
32°FFeb 27Jan 28Dec 24Dec 1Dec 18Jan 24
28°FFeb 9Jan 1Dec 12Dec 9Dec 27Feb 3

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

Nearby weather stations

3 within 29 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.

ELSINORE
Primary
8 km · 387 m elevation
SPRING
Jan 28
FALL
Dec 18
FALLBROOK 5 NE
29 km · 348 m elevation
SPRING
Feb 2
FALL
Jan 30
SAN JACINTO
29 km · 465 m elevation
SPRING
Jan 31
FALL
Dec 10

Canyon Lake planting FAQ

When is the last spring frost in Canyon Lake, CA?

On average, the last spring frost in Canyon Lake is around January 28 (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 Canyon Lake, CA?

Expect Canyon Lake's first fall frost near December 18 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.

What hardiness zone is Canyon Lake in?

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

How long is the growing season in Canyon Lake?

Canyon Lake has about 324 frost-free days — a long growing season — between the average last spring frost (January 28) and first fall frost (December 18).

When should I plant tomatoes in Canyon Lake?

For Canyon Lake, sow tomatoes indoors about December 3–December 17 and move the seedlings out around February 4, after the last spring frost.

Planting reminders

Never miss a window in Canyon Lake

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

Nearby cities

8 within reach

Frost dates recorded at ELSINORE, 8 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 Canyon Lake, CA — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00042805. Retrieved from https://blissgarden.com/california/canyon-lake.