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USDA Hardiness Zone 8b

Frost Dates for 36032 — Fort Deposit, Alabama

NOAA 1991–2020 normals from Greenville Crenshaw Airport, AL (451 ft), 10 miles south.

Updated

In Fort Deposit, the last spring frost (32°F) is around March 8 in half of years and has passed by March 28 in nine years out of ten. The first fall frost comes around November 20, as early as November 4 one year in ten, leaving a typical freeze-free season of 256 days (NOAA, Greenville Crenshaw Airport, AL).

Last spring frost
March 8

50% probability

First fall frost
November 20

50% probability

Growing season
256 days

freeze-free, 50%

Hardiness zone
8b

15 to 20°F (-9.4 to -6.7°C) coldest night

First snow
Rare

median, 1991–2020

Last snow
Rare

median, 1991–2020

Winters with snow
15%

3 of 20 observed

Snow per year
0.5"

NOAA normal

Frost risk by date in Fort Deposit

Half of springs at Greenville Crenshaw Airport, AL see their last 32°F night by March 8; only one in ten is past it by February 13, and one in ten still has one after March 28. Planting tender crops after March 17 leaves a 30% risk of a frost on them, after March 22 20%, and after March 28 10%. The 20 days between the even-odds date and the one-in-ten date is wider than at 70% of the 115 Alabama stations behind this site's ZIP pages.

In fall the first 32°F night comes by November 20 in half of years, as early as November 4 one year in ten, and holds off past December 11 one year in ten. A hard freeze of 28°F follows 15 days later, around December 5; in spring the one-in-ten date for 28°F is March 15, 13 days before the 32°F one. The freeze-free season lasts 256 days in a typical year, longer than at 84% of the 115 Alabama stations; it reaches 287 days one year in ten and falls short of 228 one year in ten. On average 31 nights a year drop to 32°F or below. Nights of 36°F, when frost can still settle on leaves in low, open spots, continue 17 days longer, to about March 25, and return around November 8. Nights of 24°F, cold enough to damage hardier plants, come in 90% of winters and 16°F in 26%.

Spring: the chance of another night this cold after the date
Low90%80%70%60%50%40%30%20%10%
36°FMar 1Mar 10Mar 16Mar 20Mar 25Mar 28Apr 1Apr 6Apr 13
32°FFeb 13Feb 21Feb 27Mar 3Mar 8Mar 12Mar 17Mar 22Mar 28
28°FJan 25Feb 2Feb 9Feb 15Feb 22Feb 27Mar 2Mar 8Mar 15
24°F90% of yrsJan 3Jan 14Jan 24Jan 30Feb 2Feb 7Feb 14Feb 24Mar 3
20°F60% of yrsDec 28Jan 5Jan 11Jan 16Jan 22Jan 28Jan 31Feb 6Feb 14
16°F26% of yrstoo rare for a date
Fall: the chance the first night this cold has come by the date
Low10%20%30%40%50%60%70%80%90%
36°FOct 26Oct 31Nov 2Nov 5Nov 8Nov 11Nov 15Nov 19Nov 25
32°FNov 4Nov 9Nov 13Nov 17Nov 20Nov 24Nov 28Dec 2Dec 11
28°FNov 12Nov 21Nov 27Dec 1Dec 5Dec 9Dec 18Dec 31Jan 6
24°F90% of yrsDec 1Dec 5Dec 11Dec 21Dec 29Jan 2Jan 7Jan 15Jan 29
20°F60% of yrsDec 11Dec 24Dec 31Jan 3Jan 7Jan 12Jan 16Jan 24Feb 2
16°F26% of yrstoo rare for a date

Freeze probabilities 1991–2020 at Greenville Crenshaw Airport, AL, from NOAA NCEI U.S. Climate Normals. Where a temperature is reached in fewer than 99.5% of years, the dates describe only the years that reach it. Not a forecast.

Frost risk on any date in 36032 →Compare Fort Deposit with another place →

Compared with the next station

The nearest other station, Greenville, AL, 14 miles south of Fort Deposit, has a last frost 20 days later (March 28), a first frost 13 days earlier (November 7), a season 32 days shorter.

Frost dates for 36037 (Greenville) →

When it snows in Fort Deposit, Alabama

Measurable snow is rare here: only 3 of 20 winters from 1991 to 2020 recorded 0.1 inch or more at Greenville, AL, 13.6 miles away, so there is no typical first-snow date to plan around.

Planting calendar for 36032

What to do and when, from the 50% frost dates for Fort Deposit, Alabama
WhenWhat to do
December 28 – January 11Start peppers and aubergines indoorsThey need eight to ten weeks under lights before they can go out.
January 11 – January 25Start tomatoes indoorsSix to eight weeks gives a transplant big enough to set fruit early.
February 8 – February 22Sow peas, spinach, lettuce, radish outdoorsThese tolerate light frost and prefer to germinate in cool soil.
March 8 onwardTransplant tomatoes, peppers, basil, squash, cucumbersThe average last freeze has passed — still watch the actual forecast.
by August 28Sow the autumn crop of carrots, beets and brassicasThey need about twelve weeks to size up before growth stops.
by November 6Harvest tender crops, or be ready to cover themA first freeze two weeks early is well within normal variation.
November 20 onwardPlant garlic, mulch beds, lift tender bulbsGarlic wants a cold spell; bare soil loses structure over winter.

The weeks before and after the 50% dates are general rules of thumb, not NOAA figures; a seed packet gives the timing for each variety.

Where these figures come from

ZIP 36032 is 10 miles from Greenville Crenshaw Airport, AL, which stands at 451 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. The 2023 USDA Plant Hardiness Zone Map lists ZIP 36032 in zone 8b, the band where the coldest night of the year averaged 15 to 20°F (-9.4 to -6.7°C) over 1991–2020; a zone describes winter lows, not frost dates.

Frost dates across Alabama →

Hardiness zone and temperature range: USDA Plant Hardiness Zone Map 2023 (USDA-ARS, Oregon State University), ZIP-code listing, unchanged. °C converted from °F by this site.

Thirty-year averages, not a forecast: check the forecast before planting out. How stations are matched and which pages are offered to search engines: methodology.

Other zone 8b places in Alabama