Last frost date in Macon-Bibb County, GA

Average last frost
March 21

Expect the last frost in Macon-Bibb County around March 21. Frost after April 7 happens in only one year out of ten. The first fall frost usually arrives about November 10, which leaves 235 frost-free days. An early freeze before October 29 happens one year in ten.

Safe after (10% risk)
Apr 7
Average first frost
Nov 10
Frost-free season
235 days
Hard freeze (28°F) ends
Mar 3
Next 7 nights in Macon-Bibb County

No frost in the next 7 nights

National Weather Service forecast, updated Oct 22, 12:57 UTC

  1. ThuOct 2248°
  2. FriOct 2347°
  3. SatOct 2447°
  4. SunOct 2547°
  5. MonOct 2645°
  6. TueOct 2747°
  7. WedOct 2848°
JanFebMarAprMayJunJulAugSepOctNovDecLast frost Mar 21First frost Nov 10235 frost-free daysBlue: chance of 32°F frost. Green: average frost-free season.JFMAMJJASOND235 frost-free days
Frost risk through the year at Macon Middle Ga Regional Airport, 8.9 miles from Macon-Bibb County.

Planting calendar for Macon-Bibb County

Windows count forward or back from the average frost dates above. Click a crop for dates across Georgia.

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
Warm-season crops
JanFebMarAprMayJunJulAugSepOctNovDec
TomatoesMar 28–Apr 11
PumpkinsApr 4–Apr 18
SunflowersMar 21–Apr 11
CucumbersApr 4–Apr 11
CornMar 28–Apr 11
Sweet potatoesApr 11–Apr 25
WatermelonApr 4–Apr 18
Green beansMar 28–Apr 18
ZucchiniMar 28–Apr 11
OkraApr 11–Apr 25
PeppersApr 4–Apr 18
BasilMar 28–Apr 11
Butternut squashMar 28–Apr 11
CantaloupeApr 4–Apr 18
EggplantApr 4–Apr 18
Cool-season crops
JanFebMarAprMayJunJulAugSepOctNovDec
PotatoesFeb 21–Mar 7
OnionsFeb 7–Feb 28
CarrotsFeb 28–Apr 4
LettuceMar 7–Mar 28
BroccoliFeb 21–Mar 7
BeetsFeb 21–Apr 4
PeasFeb 7–Feb 21
CabbageFeb 21–Mar 7
RadishesFeb 14–Mar 28
Brussels sproutsMar 7–Mar 21
SpinachFeb 7–Feb 28
CilantroMar 7–Mar 28
KaleFeb 21–Mar 7
Collard greensFeb 21–Mar 7
TurnipsFeb 21–Mar 7
DillMar 21–Apr 4
CeleryMar 28–Apr 4
CauliflowerMar 7–Mar 21
LeeksMar 7–Mar 21
Swiss chardMar 7–Apr 4
ParsleyMar 7–Mar 28
Fall bulbs and garlic
JanFebMarAprMayJunJulAugSepOctNovDec
Tulip bulbsOct 27–Dec 1
GarlicOct 20–Nov 24
Daffodil bulbsOct 13–Nov 24
Perennials
JanFebMarAprMayJunJulAugSepOctNovDec
StrawberriesFeb 21–Mar 7
AsparagusFeb 21–Mar 7

Frost probabilities

ThresholdSpring, 90% chance laterSpring, 50%Spring, 10%Fall, 10% chance earlierFall, 50%Fall, 90%
Light frost, 32°FFeb 28Mar 21Apr 7Oct 29Nov 10Nov 29
Hard freeze, 28°FFeb 5Mar 3Mar 24Nov 6Nov 24Dec 21

Read the spring 10% column as the date after which only one year in ten still gets frost. That is the safer date for tomatoes, peppers and basil.

Where these numbers come from

NOAA station Macon Middle Ga Regional Airport (USW00003813) sits 8.9 miles from the center of Macon-Bibb County at 343 feet. Its averages cover 1991 to 2020. Low spots, valleys and open fields can keep getting frost a week or two after the station stops; city centers and lakeshores usually get less of it.

Questions

When is the last frost in Macon-Bibb County, GA?

The average last frost date in Macon-Bibb County is March 21, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after April 7.

When is the first frost in Macon-Bibb County?

The first frost in fall usually comes around November 10. One year in ten it arrives before October 29.

How long is the growing season in Macon-Bibb County?

About 235 days between the average last and first frost.

When should I plant tomatoes in Macon-Bibb County?

Plant tomato seedlings outside from March 28 to April 11. Start seeds indoors six to eight weeks earlier.

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