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When to plant in Canyon Lake, TX

USDA Zone 9a

Everything below — frost dates, hardiness zone, and what to plant when in Canyon Lake, Texas — is derived from the closest NOAA station with complete climate normals.

With about 275 frost-free days, Canyon Lake supports back-to-back plantings; stagger sowings every few weeks to keep beds productive spring through fall. In zone 9a, frost is a minor factor for Canyon Lake — most perennials thrive, and annual vegetables can go out early and stay late.

Station · CANYON DAM · 6.5 km
Last spring frost
March 1
50% chance · 32°F
First fall frost
December 1
50% chance · 32°F
Growing season
275 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 March 1, first fall frost around December 1, about 275 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

CANYON DAM · 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 CANYON DAM.

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 March 1 and the first fall frost around December 1, giving about 275 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 12Feb 21Nov 1Nov 16Dec 5
32°FMar 22Mar 1Jan 31Nov 9Dec 1Dec 26
28°FMar 9Feb 10Jan 4Nov 23Dec 19Jan 21

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

What to plant now

TODAY · JULY 19
Fall sowin 23 days
Brussels Sprouts
August 11August 25

Add these crops 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 28 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.

CANYON DAM
Primary
7 km · 305 m elevation
SPRING
Mar 1
FALL
Dec 1
NEW BRAUNFELS
26 km · 220 m elevation
SPRING
Mar 8
FALL
Nov 18
BLANCO
28 km · 399 m elevation
SPRING
Mar 20
FALL
Nov 10

Canyon Lake planting FAQ

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

Plan for the last spring frost in Canyon Lake around March 1 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.

When is the first fall frost in Canyon Lake, TX?

Expect Canyon Lake's first fall frost near December 1 — 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 9a. In zone 9a, winters are mild — many tender perennials overwinter here.

How long is the growing season in Canyon Lake?

Canyon Lake has about 275 frost-free days — a long growing season — between the average last spring frost (March 1) and first fall frost (December 1).

When should I plant tomatoes in Canyon Lake?

For Canyon Lake, sow tomatoes indoors about January 4–January 18 and move the seedlings out around March 8, 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 CANYON DAM, 7 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, TX — Frost Dates & Zone 9a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00411429. Retrieved from https://blissgarden.com/texas/canyon-lake.