Last frost date in Jacksonville Beach, FL

Average last frost
January 31

The average last frost in Jacksonville Beach is January 31. By March 2 the chance of another 32°F night drops to 1 in 10. The first fall frost usually arrives about January 10, which leaves 345 frost-free days. An early freeze before December 16 happens one year in ten.

Safe after (10% risk)
Mar 2
Average first frost
Jan 10
Frost-free season
345 days
Hard freeze (28°F) ends
Jan 24
Next 7 nights in Jacksonville Beach

No frost in the next 7 nights

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

  1. ThuOct 2264°
  2. FriOct 2368°
  3. SatOct 2469°
  4. SunOct 2568°
  5. MonOct 2667°
  6. TueOct 2767°
  7. WedOct 2867°
JanFebMarAprMayJunJulAugSepOctNovDecLast frost Jan 31First frost Jan 10345 frost-free daysBlue: chance of 32°F frost. Green: average frost-free season.JFMAMJJASOND345 frost-free days
Frost risk through the year at Jacksonville Beach, 1.1 miles from Jacksonville Beach.

Planting calendar for Jacksonville Beach

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

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
Warm-season crops
JanFebMarAprMayJunJulAugSepOctNovDec
TomatoesFeb 15–Mar 1
PumpkinsFeb 15–Mar 1
SunflowersFeb 15–Mar 8
CucumbersFeb 22–Mar 1
CornFeb 15–Mar 1
Sweet potatoesFeb 21–Mar 7
WatermelonFeb 15–Mar 1
Green beansFeb 15–Mar 8
ZucchiniFeb 15–Mar 1
OkraFeb 21–Mar 7
PeppersFeb 15–Mar 1
BasilFeb 15–Mar 1
Butternut squashFeb 15–Mar 1
CantaloupeFeb 15–Mar 1
EggplantFeb 15–Mar 1
Cool-season crops
JanFebMarAprMayJunJulAugSepOctNovDec
PotatoesJan 3–Jan 17
OnionsDec 20–Jan 10
CarrotsJan 10–Feb 14
LettuceJan 17–Feb 7
BroccoliJan 3–Jan 17
BeetsJan 3–Feb 14
PeasDec 20–Jan 3
CabbageJan 3–Jan 17
RadishesDec 27–Feb 7
Brussels sproutsJan 17–Jan 31
SpinachDec 20–Jan 10
CilantroJan 17–Feb 7
KaleJan 3–Jan 17
Collard greensJan 3–Jan 17
TurnipsJan 3–Jan 17
DillJan 31–Feb 14
CeleryFeb 7–Feb 14
CauliflowerJan 17–Jan 31
LeeksJan 17–Jan 31
Swiss chardJan 17–Feb 14
ParsleyJan 17–Feb 7
Fall bulbs and garlic
JanFebMarAprMayJunJulAugSepOctNovDec
Tulip bulbsDec 15–Jan 15
GarlicOct 15–Nov 30
Daffodil bulbsOct 15–Nov 30
Perennials
JanFebMarAprMayJunJulAugSepOctNovDec
StrawberriesJan 3–Jan 17
AsparagusJan 3–Jan 17

Frost probabilities

ThresholdSpring, 90% chance laterSpring, 50%Spring, 10%Fall, 10% chance earlierFall, 50%Fall, 90%
Light frost, 32°FJan 1Jan 31Mar 2Dec 16Jan 10Feb 14
Hard freeze, 28°FDec 27Jan 24Feb 16Dec 22Jan 16Feb 9

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 Jacksonville Beach (USC00084366) sits 1.1 miles from the center of Jacksonville Beach at 10 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 Jacksonville Beach, FL?

The average last frost date in Jacksonville Beach is January 31, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after March 2.

When is the first frost in Jacksonville Beach?

The first frost in fall usually comes around January 10. One year in ten it arrives before December 16.

How long is the growing season in Jacksonville Beach?

About 345 days between the average last and first frost.

When should I plant tomatoes in Jacksonville Beach?

Plant tomato seedlings outside from February 15 to March 1. Start seeds indoors six to eight weeks earlier.

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