Last frost date in Riviera Beach, FL

Average last frost
January 21

Expect the last frost in Riviera Beach around January 21. Frost after February 12 happens in only one year out of ten. The first fall frost usually arrives about January 15, which leaves 365 frost-free days. An early freeze before December 25 happens one year in ten.

Safe after (10% risk)
Feb 12
Average first frost
Jan 15
Frost-free season
365 days
Hard freeze (28°F) ends
rare
Next 7 nights in Riviera Beach

No frost in the next 7 nights

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

  1. ThuOct 2271°
  2. FriOct 2372°
  3. SatOct 2472°
  4. SunOct 2573°
  5. MonOct 2673°
  6. TueOct 2773°
  7. WedOct 2872°
JanFebMarAprMayJunJulAugSepOctNovDecLast frost Jan 21First frost Jan 15365 frost-free daysBlue: chance of 32°F frost. Green: average frost-free season.JFMAMJJASOND365 frost-free days
Frost risk through the year at Palm Beach Gardens, 5.5 miles from Riviera Beach.

Planting calendar for Riviera 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 15–Mar 1
WatermelonFeb 15–Mar 1
Green beansFeb 15–Mar 8
ZucchiniFeb 15–Mar 1
OkraFeb 15–Mar 1
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
PotatoesDec 24–Jan 7
OnionsDec 10–Dec 31
CarrotsDec 31–Feb 4
LettuceJan 7–Jan 28
BroccoliDec 24–Jan 7
BeetsDec 24–Feb 4
PeasDec 10–Dec 24
CabbageDec 24–Jan 7
RadishesDec 17–Jan 28
Brussels sproutsJan 7–Jan 21
SpinachDec 10–Dec 31
CilantroJan 7–Jan 28
KaleDec 24–Jan 7
Collard greensDec 24–Jan 7
TurnipsDec 24–Jan 7
DillJan 21–Feb 4
CeleryJan 28–Feb 4
CauliflowerJan 7–Jan 21
LeeksJan 7–Jan 21
Swiss chardJan 7–Feb 4
ParsleyJan 7–Jan 28
Fall bulbs and garlic
JanFebMarAprMayJunJulAugSepOctNovDec
Tulip bulbsDec 15–Jan 15
GarlicOct 15–Nov 30
Daffodil bulbsOct 15–Nov 30
Perennials
JanFebMarAprMayJunJulAugSepOctNovDec
StrawberriesDec 24–Jan 7
AsparagusDec 24–Jan 7

Frost probabilities

ThresholdSpring, 90% chance laterSpring, 50%Spring, 10%Fall, 10% chance earlierFall, 50%Fall, 90%
Light frost, 32°FDec 29Jan 21Feb 12Dec 25Jan 15Feb 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 Palm Beach Gardens (USC00086764) sits 5.5 miles from the center of Riviera Beach at 20 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 Riviera Beach, FL?

The average last frost date in Riviera Beach is January 21, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after February 12.

When is the first frost in Riviera Beach?

The first frost in fall usually comes around January 15. One year in ten it arrives before December 25.

How long is the growing season in Riviera Beach?

About 365 days between the average last and first frost.

When should I plant tomatoes in Riviera Beach?

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

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