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USDA Hardiness Zone 8b

Frost Dates for 36426 — Brewton, Alabama

NOAA 1991–2020 normals from Brewton 3 NNE, AL (170 ft), 3 miles east.

Updated

In Brewton, the last spring frost (32°F) is around March 14 in half of years and has passed by April 2 in nine years out of ten. The first fall frost comes around November 16, as early as November 1 one year in ten, leaving a typical freeze-free season of 248 days (NOAA, Brewton 3 NNE, AL).

Last spring frost
March 14

50% probability

First fall frost
November 16

50% probability

Growing season
248 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
0%

0 of 20 observed

Snow per year
—

NOAA normal

Frost risk by date in Brewton

Half of springs at Brewton 3 NNE, AL see their last 32°F night by March 14; only one in ten is past it by February 21, and one in ten still has one after April 2. Planting tender crops after March 22 leaves a 30% risk of a frost on them, after March 27 20%, and after April 2 10%. The 19 days between the even-odds date and the one-in-ten date is wider than at 55% of the 115 Alabama stations behind this site's ZIP pages.

In fall the first 32°F night comes by November 16 in half of years, as early as November 1 one year in ten, and holds off past December 4 one year in ten. A hard freeze of 28°F follows 14 days later, around November 30; in spring the one-in-ten date for 28°F is March 20, 13 days before the 32°F one. The freeze-free season lasts 248 days in a typical year, longer than at 74% of the 115 Alabama stations; it reaches 278 days one year in ten and falls short of 220 one year in ten. On average 35 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 13 days longer, to about March 27, and return around November 5. Nights of 24°F, cold enough to damage hardier plants, come in 93% of winters and 16°F in 30%.

Spring: the chance of another night this cold after the date
Low90%80%70%60%50%40%30%20%10%
36°FMar 4Mar 13Mar 18Mar 23Mar 27Mar 31Apr 4Apr 8Apr 14
32°FFeb 21Feb 27Mar 4Mar 10Mar 14Mar 18Mar 22Mar 27Apr 2
28°FJan 30Feb 9Feb 17Feb 22Feb 27Mar 3Mar 9Mar 15Mar 20
24°F93% of yrsDec 31Jan 16Jan 26Feb 1Feb 8Feb 14Feb 24Mar 1Mar 11
20°F66% of yrsDec 25Jan 2Jan 12Jan 20Jan 26Jan 31Feb 4Feb 14Feb 27
16°F30% 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 23Oct 27Oct 31Nov 2Nov 5Nov 8Nov 12Nov 15Nov 20
32°FNov 1Nov 5Nov 9Nov 12Nov 16Nov 18Nov 22Nov 28Dec 4
28°FNov 9Nov 15Nov 19Nov 25Nov 30Dec 2Dec 9Dec 22Jan 4
24°F93% of yrsNov 20Dec 1Dec 4Dec 12Dec 22Dec 30Jan 4Jan 10Jan 22
20°F66% of yrsDec 4Dec 15Dec 26Jan 1Jan 4Jan 9Jan 14Jan 23Feb 7
16°F30% of yrstoo rare for a date

Freeze probabilities 1991–2020 at Brewton 3 NNE, 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 36426 →Compare Brewton with another place →

Weather by month in Brewton

July is the warmest month at Brewton 3 NNE, AL, averaging 89°F by day and 70°F at night; January is the coldest at 60°F and 38°F. A freezing night is all but certain in every month from December to February (a 90% chance or more). From May to October the chance of a 32°F night stays under 10% each month. In spring, March still brings one in 73% of years and April still brings one in 12% of years.

Warmth for growing adds up to 6,075 growing degree days a year (base 50°F), more than at 77% of the 115 Alabama stations. 42% of them (2,559) have built up by the end of June, and July adds the most, 927. Precipitation totals 61.6 inches a year, most in July (6.7") and least in October (3.4"); May to September bring 45% of it.

Monthly normals 1991–2020 at Brewton 3 NNE, AL
MonthHigh °FLow °FPrecip. in32°F nightNights ≤ 32°FGDD 50°F
Jan60385.999%12115
Feb65414.294%7156
Mar71465.173%3292
Apr77535.012%<1451
May85614.50%0701
Jun88686.40%0844
Jul89706.70%0927
Aug89706.20%0921
Sep86653.80%0777
Oct79553.410%<1518
Nov69454.182%4233
Dec62406.394%8141

Monthly normals 1991–2020 at Brewton 3 NNE, AL (170 ft), NOAA NCEI. "32°F night": chance of at least one in the month. GDD: growing degree days, base 50°F.

Compared with the next station

The nearest other station, Brewton 3 SSE, AL, 6 miles southeast of Brewton, has a last frost 4 days earlier (March 10), a first frost 1 day earlier (November 15), a season 3 days longer.

Frost dates for 32535 (Century) →

When it snows in Brewton, Alabama

Measurable snow is rare here: only 0 of 20 winters from 1991 to 2020 recorded 0.1 inch or more at Brewton 3 ENE, AL, 3.3 miles away, so there is no typical first-snow date to plan around.

Planting calendar for 36426

What to do and when, from the 50% frost dates for Brewton, Alabama
WhenWhat to do
January 3 – January 17Start peppers and aubergines indoorsThey need eight to ten weeks under lights before they can go out.
January 17 – January 31Start tomatoes indoorsSix to eight weeks gives a transplant big enough to set fruit early.
February 14 – February 28Sow peas, spinach, lettuce, radish outdoorsThese tolerate light frost and prefer to germinate in cool soil.
March 14 onwardTransplant tomatoes, peppers, basil, squash, cucumbersThe average last freeze has passed — still watch the actual forecast.
by August 24Sow the autumn crop of carrots, beets and brassicasThey need about twelve weeks to size up before growth stops.
by November 2Harvest tender crops, or be ready to cover themA first freeze two weeks early is well within normal variation.
November 16 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 36426 is 3 miles from Brewton 3 NNE, AL, which stands at 170 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. The 2023 USDA Plant Hardiness Zone Map lists ZIP 36426 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