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When to plant in Montgomery, AL

USDA Zone 8b

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

Montgomery enjoys a long ~259-day frost-free season — you can succession-sow, fit in a second crop, and grow long-season heat-lovers with room to spare. Zone 8b means many perennials and even some tender shrubs overwinter in Montgomery, while your frost dates still decide when annuals go out.

Station · MONTGOMERY 6SW · 10.9 km
Last spring frost
March 4
50% chance · 32°F
First fall frost
November 18
50% chance · 32°F
Growing season
259 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for MontgomeryA year-band showing 32°F frost risk from January to December for Montgomery: last spring frost around March 4, first fall frost around November 18, about 259 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average last spring frost in Montgomery is now 15 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

MONTGOMERY 6SW · 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 Montgomery’s own odds, recorded at MONTGOMERY 6SW.

Frost-probability curves for MontgomeryProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around March 4 and the first fall frost around November 18, giving about 259 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 7Mar 17Feb 25Oct 22Nov 6Nov 27
32°FMar 23Mar 4Feb 9Nov 1Nov 18Dec 10
28°FMar 14Feb 17Jan 24Nov 10Dec 4Jan 4

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 10 days
Brussels Sprouts
July 29August 12
Fall sowin 24 days
Rutabaga
August 12August 26

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

Nearby weather stations

3 within 37 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.

MONTGOMERY 6SW
Primary
11 km · 69 m elevation
SPRING
Mar 4
FALL
Nov 18
MONTGOMERY AP
14 km · 62 m elevation
SPRING
Mar 13
FALL
Nov 13
MILSTEAD
37 km · 66 m elevation
SPRING
Mar 25
FALL
Nov 8

Montgomery planting FAQ

When is the last spring frost in Montgomery, AL?

Plan for the last spring frost in Montgomery around March 4 (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 Montgomery, AL?

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

What hardiness zone is Montgomery in?

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

How long is the growing season in Montgomery?

There are roughly 259 frost-free days in Montgomery (a long growing season), running from the average last frost around March 4 to the first fall frost near November 18.

When should I plant tomatoes in Montgomery?

In Montgomery, start tomato seeds indoors around January 7–January 21, then transplant seedlings outdoors around March 11 once the danger of frost has passed.

Planting reminders

Never miss a window in Montgomery

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

Nearby cities

8 within reach

Frost dates recorded at MONTGOMERY 6SW, 11 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 Montgomery, AL — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00015553. Retrieved from https://blissgarden.com/alabama/montgomery.
When to Plant in Montgomery, AL — Frost Dates & Zone 8b — BlissGarden