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When to plant in Rockport, TX

USDA Zone 10a

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

Rockport enjoys a long ~328-day frost-free season — you can succession-sow, fit in a second crop, and grow long-season heat-lovers with room to spare. In zone 10a, frost is a minor factor for Rockport — most perennials thrive, and annual vegetables can go out early and stay late.

Station · ROCKPORT · 3.3 km
Last spring frost
January 31
50% chance · 32°F
First fall frost
December 25
50% chance · 32°F
Growing season
328 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for RockportA year-band showing 32°F frost risk from January to December for Rockport: last spring frost around January 31, first fall frost around December 25, about 328 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average last spring frost in Rockport is now 6 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

ROCKPORT · 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 Rockport’s own odds, recorded at ROCKPORT.

Frost-probability curves for RockportProbability 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 25, giving about 328 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°FMar 10Feb 16Jan 18Nov 15Dec 6Jan 3
32°FFeb 28Jan 31Dec 26Nov 28Dec 25Jan 31
28°FFeb 20Jan 20Dec 19Dec 11Jan 5Feb 8

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

Nearby weather stations

3 within 23 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.

ROCKPORT
Primary
3 km · 2 m elevation
SPRING
Jan 31
FALL
Dec 25
ROCKPORT ARANSAS CO AP
4 km · 7 m elevation
SPRING
Jan 23
FALL
Jan 1
PORT ARANSAS
23 km · 4 m elevation
SPRING
Jan 16
FALL
Jan 5

Rockport planting FAQ

When is the last spring frost in Rockport, TX?

Plan for the last spring frost in Rockport around January 31 (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 Rockport, TX?

The first fall frost in Rockport typically arrives around December 25 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.

What hardiness zone is Rockport in?

Rockport is in USDA hardiness zone 10a. In zone 10a, winters are mild — many tender perennials overwinter here.

How long is the growing season in Rockport?

Rockport has about 328 frost-free days — a long growing season — between the average last spring frost (January 31) and first fall frost (December 25).

When should I plant tomatoes in Rockport?

For Rockport, 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 Rockport

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

Nearby cities

8 within reach

Frost dates recorded at ROCKPORT, 3 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 Rockport, TX — Frost Dates & Zone 10a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00417704. Retrieved from https://blissgarden.com/texas/rockport.