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When to plant in Anna, TX

USDA Zone 8b

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

A generous ~243-day season lets Anna gardeners direct-sow more and still ripen long-maturity crops like melons and winter squash. Anna's nearest full-normals station sits about 18 km out, so treat these as a close estimate — local microclimate can nudge your first and last frost. In zone 8b, Anna supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.

Station · MCKINNEY MUNICIPAL AIRPORT · 17.9 km
Last spring frost
March 17
50% chance · 32°F
First fall frost
November 15
50% chance · 32°F
Growing season
243 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for AnnaA year-band showing 32°F frost risk from January to December for Anna: last spring frost around March 17, first fall frost around November 15, about 243 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average last spring frost in Anna is now 11 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

MCKINNEY MUNICIPAL AIRPORT · 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 Anna’s own odds, recorded at MCKINNEY MUNICIPAL AIRPORT.

Frost-probability curves for AnnaProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around March 17 and the first fall frost around November 15, giving about 243 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 19Mar 31Mar 9Oct 20Nov 3Nov 24
32°FApr 5Mar 17Feb 27Oct 27Nov 15Dec 5
28°FMar 24Mar 4Feb 15Nov 6Nov 30Dec 23

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 7 days
Brussels Sprouts
July 26August 9
Fall sowin 21 days
Rutabaga
August 9August 23

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

Nearby weather stations

3 within 35 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.

MCKINNEY MUNICIPAL AIRPORT
Primary
18 km · 179 m elevation
SPRING
Mar 17
FALL
Nov 15
MCKINNEY MUNI AP
19 km · 177 m elevation
SPRING
Mar 18
FALL
Nov 11
LAVON DAM
35 km · 155 m elevation
SPRING
Mar 10
FALL
Nov 19

Anna planting FAQ

When is the last spring frost in Anna, TX?

On average, the last spring frost in Anna is around March 17 (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 Anna, TX?

In Anna, the first 32°F freeze of fall lands around November 15 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is Anna in?

Anna is in USDA hardiness zone 8b. In zone 8b, winters are mild — many tender perennials overwinter here.

How long is the growing season in Anna?

Anna has about 243 frost-free days — a long growing season — between the average last spring frost (March 17) and first fall frost (November 15).

When should I plant tomatoes in Anna?

For Anna, sow tomatoes indoors about January 20–February 3 and move the seedlings out around March 24, after the last spring frost.

Planting reminders

Never miss a window in Anna

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

Nearby cities

8 within reach

Frost dates recorded at MCKINNEY MUNICIPAL AIRPORT, 18 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 Anna, TX — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00415766. Retrieved from https://blissgarden.com/texas/anna.