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USDA Hardiness Zone 9a

Frost Dates for 36530 — Elberta, Alabama

NOAA 1991–2020 normals from Pensacola Forest Sherman NAS, FL (28 ft), 15 miles east.

Updated

In Elberta, the last spring frost (32°F) is around February 28 in half of years and has passed by March 20 in nine years out of ten. The first fall frost comes around November 29, as early as November 8 one year in ten, leaving a typical freeze-free season of 277 days (NOAA, Pensacola Forest Sherman NAS, FL).

Last spring frost
February 28

50% probability

First fall frost
November 29

50% probability

Growing season
277 days

freeze-free, 50%

Hardiness zone
9a

20 to 25°F (-6.7 to -3.9°C) coldest night

First snow
Rare

median, 1991–2020

Last snow
Rare

median, 1991–2020

Winters with snow
10%

2 of 20 observed

Snow per year
0.1"

NOAA normal

Frost risk by date in Elberta

Half of springs at Pensacola Forest Sherman NAS, FL see their last 32°F night by February 28; only one in ten is past it by January 31, and one in ten still has one after March 20. Planting tender crops after March 9 leaves a 30% risk of a frost on them, after March 14 20%, and after March 20 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 29 in half of years, as early as November 8 one year in ten, and holds off past January 2 one year in ten. A hard freeze of 28°F follows 22 days later, around December 21; in spring the one-in-ten date for 28°F is March 9, 11 days before the 32°F one. The freeze-free season lasts 277 days in a typical year, longer than at 98% of the 115 Alabama stations; it reaches 313 days one year in ten and falls short of 246 one year in ten. On average 14 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 13, and return around November 15. Nights of 24°F, cold enough to damage hardier plants, come in 70% of winters and 16°F in 5%.

Spring: the chance of another night this cold after the date
Low90%80%70%60%50%40%30%20%10%
36°FFeb 21Feb 27Mar 4Mar 9Mar 13Mar 17Mar 21Mar 27Apr 2
32°FJan 31Feb 9Feb 16Feb 22Feb 28Mar 4Mar 9Mar 14Mar 20
28°F95% of yrsJan 2Jan 18Jan 27Feb 1Feb 6Feb 13Feb 21Feb 28Mar 9
24°F70% of yrsDec 25Jan 2Jan 9Jan 17Jan 25Jan 30Feb 2Feb 10Feb 23
20°F29% of yrstoo rare for a date
16°F5% 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 30Nov 4Nov 8Nov 12Nov 15Nov 18Nov 23Nov 28Dec 5
32°FNov 8Nov 14Nov 19Nov 24Nov 29Dec 3Dec 8Dec 19Jan 2
28°F95% of yrsNov 17Nov 27Dec 3Dec 10Dec 21Dec 30Jan 3Jan 10Jan 22
24°F70% of yrsDec 2Dec 14Dec 26Jan 1Jan 4Jan 10Jan 16Jan 24Feb 3
20°F29% of yrstoo rare for a date
16°F5% of yrstoo rare for a date

Freeze probabilities 1991–2020 at Pensacola Forest Sherman NAS, FL, 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 36530 →Compare Elberta with another place →

Weather by month in Elberta

July is the warmest month at Pensacola Forest Sherman NAS, FL, averaging 89°F by day and 74°F at night; January is the coldest at 61°F and 42°F. A freezing night is all but certain in January (a 90% chance or more). From April to October the chance of a 32°F night stays under 10% each month. In spring, February still brings one in 79% of years and March still brings one in 46% of years.

Warmth for growing adds up to 6,619 growing degree days a year (base 50°F), more than at 90% of the 115 Alabama stations. 41% of them (2,729) have built up by the end of June, and July adds the most, 980. Precipitation totals 57.8 inches a year, most in September (6.8") and least in May (3.2"); May to September bring 49% of it.

Monthly normals 1991–2020 at Pensacola Forest Sherman NAS, FL
MonthHigh °FLow °FPrecip. in32°F nightNights ≤ 32°FGDD 50°F
Jan61424.590%6141
Feb64454.079%3171
Mar69503.946%1318
Apr75575.00%0481
May82653.20%0732
Jun87726.30%0886
Jul89746.40%0980
Aug89735.70%0967
Sep86706.80%0841
Oct79604.33%0604
Nov70493.850%2309
Dec64453.974%3189

Monthly normals 1991–2020 at Pensacola Forest Sherman NAS, FL (28 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, Robertsdale, AL, 15 miles northwest of Elberta, has a last frost 5 days later (March 5), a first frost 6 days earlier (November 23), a season 13 days shorter.

Frost dates for 36535 (Foley) →

When it snows in Elberta, Alabama

Measurable snow is rare here: only 2 of 20 winters from 1991 to 2020 recorded 0.1 inch or more at Robertsdale, AL, 15.4 miles away, so there is no typical first-snow date to plan around.

Planting calendar for 36530

What to do and when, from the 50% frost dates for Elberta, Alabama
WhenWhat to do
December 20 – January 3Start peppers and aubergines indoorsThey need eight to ten weeks under lights before they can go out.
January 3 – January 17Start tomatoes indoorsSix to eight weeks gives a transplant big enough to set fruit early.
January 31 – February 14Sow peas, spinach, lettuce, radish outdoorsThese tolerate light frost and prefer to germinate in cool soil.
February 28 onwardTransplant tomatoes, peppers, basil, squash, cucumbersThe average last freeze has passed — still watch the actual forecast.
by September 6Sow the autumn crop of carrots, beets and brassicasThey need about twelve weeks to size up before growth stops.
by November 15Harvest tender crops, or be ready to cover themA first freeze two weeks early is well within normal variation.
November 29 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 36530 is 15 miles from Pensacola Forest Sherman NAS, FL, which stands at 28 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 5 other ZIP codes share the station; its figures are presented in full for 32506 (Pensacola). The 2023 USDA Plant Hardiness Zone Map lists ZIP 36530 in zone 9a, the band where the coldest night of the year averaged 20 to 25°F (-6.7 to -3.9°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.

ZIP codes measured at the same station

Other zone 9a places in Alabama