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USDA Hardiness Zone 9a

Frost Dates for 31634 — Homerville, Georgia

NOAA 1991–2020 normals from Homerville 5 N, GA (187 ft), 5 miles west.

Updated

In Homerville, the last spring frost (32°F) is around March 11 in half of years and has passed by April 3 in nine years out of ten. The first fall frost comes around November 17, as early as October 31 one year in ten, leaving a typical freeze-free season of 253 days (NOAA, Homerville 5 N, GA).

Last spring frost
March 11

50% probability

First fall frost
November 17

50% probability

Growing season
253 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
11%

3 of 27 observed

Snow per year
0"

NOAA normal

Frost risk by date in Homerville

Half of springs at Homerville 5 N, GA see their last 32°F night by March 11; only one in ten is past it by February 17, and one in ten still has one after April 3. Planting tender crops after March 20 leaves a 30% risk of a frost on them, after March 26 20%, and after April 3 10%. The 23 days between the even-odds date and the one-in-ten date is wider than at 92% of the 127 Georgia stations behind this site's ZIP pages, so a fixed calendar date is a gamble here.

In fall the first 32°F night comes by November 17 in half of years, as early as October 31 one year in ten, and holds off past December 7 one year in ten. A hard freeze of 28°F follows 14 days later, around December 1; in spring the one-in-ten date for 28°F is March 17, 17 days before the 32°F one. The freeze-free season lasts 253 days in a typical year, longer than at 73% of the 127 Georgia stations; it reaches 283 days one year in ten and falls short of 221 one year in ten. On average 44 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 16 days longer, to about March 27, and return around November 6. Nights of 24°F, cold enough to damage hardier plants, come in 92% of winters and 16°F in 21%.

Spring: the chance of another night this cold after the date
Low90%80%70%60%50%40%30%20%10%
36°FMar 4Mar 12Mar 17Mar 22Mar 27Mar 31Apr 4Apr 10Apr 20
32°FFeb 17Feb 25Mar 2Mar 7Mar 11Mar 16Mar 20Mar 26Apr 3
28°F99% of yrsJan 25Feb 3Feb 10Feb 16Feb 22Feb 28Mar 4Mar 10Mar 17
24°F92% of yrsJan 1Jan 17Jan 25Jan 31Feb 4Feb 9Feb 15Feb 23Mar 1
20°F60% of yrsDec 24Jan 2Jan 12Jan 17Jan 25Jan 31Feb 4Feb 9Feb 21
16°F21% 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 24Oct 29Nov 1Nov 3Nov 6Nov 9Nov 12Nov 17Nov 23
32°FOct 31Nov 5Nov 9Nov 13Nov 17Nov 20Nov 24Dec 1Dec 7
28°F99% of yrsNov 11Nov 17Nov 23Nov 28Dec 1Dec 6Dec 13Dec 24Jan 4
24°F92% of yrsNov 24Dec 1Dec 7Dec 14Dec 23Jan 1Jan 5Jan 13Jan 30
20°F60% of yrsDec 5Dec 15Dec 23Jan 1Jan 4Jan 11Jan 17Jan 29Feb 8
16°F21% of yrstoo rare for a date

Freeze probabilities 1991–2020 at Homerville 5 N, GA, 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 31634 →Compare Homerville with another place →

Weather by month in Homerville

July is the warmest month at Homerville 5 N, GA, averaging 92°F by day and 70°F at night; January is the coldest at 62°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 September the chance of a 32°F night stays under 10% each month. In spring, March still brings one in 69% of years and April still brings one in 12% of years.

Warmth for growing adds up to 6,254 growing degree days a year (base 50°F), more than at 76% of the 127 Georgia stations. 41% of them (2,588) have built up by the end of June, and July adds the most, 962. Precipitation totals 49.3 inches a year, most in August (5.8") and least in November (2.6"); May to September bring 50% of it.

Monthly normals 1991–2020 at Homerville 5 N, GA
MonthHigh °FLow °FPrecip. in32°F nightNights ≤ 32°FGDD 50°F
Jan62384.698%14115
Feb66403.691%9146
Mar72464.369%4310
Apr79523.312%<1459
May86593.30%0696
Jun90675.70%0862
Jul92705.70%0962
Aug91705.80%0945
Sep87664.00%0801
Oct80553.210%1546
Nov71452.676%5261
Dec64403.295%11150

Monthly normals 1991–2020 at Homerville 5 N, GA (187 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, Waycross 4 NE, GA, 28 miles northeast of Homerville, has a last frost 4 days later (March 15), the same first-frost date, a season 7 days shorter.

Frost dates for 31503 (Waycross) →

When it snows in Homerville, Georgia

Measurable snow is rare here: only 3 of 27 winters from 1991 to 2020 recorded 0.1 inch or more at Homerville 5 N, GA, 4.6 miles away, so there is no typical first-snow date to plan around.

Planting calendar for 31634

What to do and when, from the 50% frost dates for Homerville, Georgia
WhenWhat to do
December 31 – January 14Start peppers and aubergines indoorsThey need eight to ten weeks under lights before they can go out.
January 14 – January 28Start tomatoes indoorsSix to eight weeks gives a transplant big enough to set fruit early.
February 11 – February 25Sow peas, spinach, lettuce, radish outdoorsThese tolerate light frost and prefer to germinate in cool soil.
March 11 onwardTransplant tomatoes, peppers, basil, squash, cucumbersThe average last freeze has passed — still watch the actual forecast.
by August 25Sow the autumn crop of carrots, beets and brassicasThey need about twelve weeks to size up before growth stops.
by November 3Harvest tender crops, or be ready to cover themA first freeze two weeks early is well within normal variation.
November 17 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 31634 is 5 miles from Homerville 5 N, GA, which stands at 187 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 2 other ZIP codes share the station; its figures are presented in full for 31635 (Lakeland). The 2023 USDA Plant Hardiness Zone Map lists ZIP 31634 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 Georgia →

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 Georgia