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When to plant in North Palm Beach, FL

USDA Zone 10b

Everything below — frost dates, hardiness zone, and what to plant when in North Palm Beach, Florida — is derived from the closest NOAA station with complete climate normals.

A ~-10-day frost-free window makes North Palm Beach a short-season garden: choose early varieties and start long-season crops indoors well ahead of the last frost. In zone 10b, frost is a minor factor for North Palm Beach — most perennials thrive, and annual vegetables can go out early and stay late.

Station · JUNO BEACH · 4.4 km
Last spring frost
January 26
50% chance · 32°F
First fall frost
January 16
50% chance · 32°F
Growing season
-10 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for North Palm BeachA year-band from January to December for North Palm Beach: North Palm Beach is effectively frost-free at 32°F — no distinct frost season.
North Palm Beach is effectively frost-free at 32°F — no distinct frost season.

Frost probability

JUNO BEACH · 1991–2020

The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are North Palm Beach’s own odds, recorded at JUNO BEACH.

Frost-probability curves for North Palm BeachProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around January 26 and the first fall frost around January 16, where a 32°F freeze is rare enough that there is effectively no distinct frost season.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FFeb 18Jan 27Jan 1Dec 26Jan 16Feb 11
32°FFeb 15Jan 26Jan 1Dec 27Jan 16Feb 12

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19

Nothing new to sow or transplant outdoors in the next few weeks — a seasonal lull. Check the full-year calendar below for the next window.

Add the next planting windows to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in North Palm Beach, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 37 km · complete 32°F normals

When stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.

JUNO BEACH
Primary
4 km · 2 m elevation
SPRING
Jan 26
FALL
Jan 16
PALM BEACH GARDENS
9 km · 6 m elevation
SPRING
Jan 21
FALL
Jan 15
PORT SALERNO 5W
37 km · 4 m elevation
SPRING
Jan 26
FALL
Jan 15

North Palm Beach planting FAQ

When is the last spring frost in North Palm Beach, FL?

North Palm Beach's average last spring frost falls near January 26 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.

When is the first fall frost in North Palm Beach, FL?

Expect North Palm Beach's first fall frost near January 16 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.

What hardiness zone is North Palm Beach in?

North Palm Beach is in USDA hardiness zone 10b. In zone 10b, winters are mild — many tender perennials overwinter here.

How long is the growing season in North Palm Beach?

North Palm Beach has about -10 frost-free days — a short growing season — between the average last spring frost (January 26) and first fall frost (January 16).

When should I plant tomatoes in North Palm Beach?

For North Palm Beach, sow tomatoes indoors about December 1–December 15 and move the seedlings out around February 2, after the last spring frost.

Planting reminders

Never miss a window in North Palm Beach

An email when it’s time to start seeds, transplant, and sow — timed to North Palm Beach’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at JUNO BEACH, 4 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in North Palm Beach, FL — Frost Dates & Zone 10b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00084461. Retrieved from https://blissgarden.com/florida/north-palm-beach.