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When to plant in North Myrtle Beach, SC

USDA Zone 8b

North Myrtle Beach, South Carolina frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.

A generous ~252-day season lets North Myrtle Beach gardeners direct-sow more and still ripen long-maturity crops like melons and winter squash. Zone 8b means many perennials and even some tender shrubs overwinter in North Myrtle Beach, while your frost dates still decide when annuals go out.

Station · N MYRTLE BCH AP · 2.0 km
Last spring frost
March 13
50% chance · 32°F
First fall frost
November 20
50% chance · 32°F
Growing season
252 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for North Myrtle BeachA year-band showing 32°F frost risk from January to December for North Myrtle Beach: last spring frost around March 13, first fall frost around November 20, about 252 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

N MYRTLE BCH AP · 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 Myrtle Beach’s own odds, recorded at N MYRTLE BCH AP.

Frost-probability curves for North Myrtle BeachProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around March 13 and the first fall frost around November 20, giving about 252 frost-free days.
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°FApr 10Mar 26Mar 6Oct 28Nov 10Nov 28
32°FMar 31Mar 13Feb 20Nov 4Nov 20Dec 16
28°FMar 18Feb 26Jan 29Nov 15Dec 6Jan 6

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

What to plant now

TODAY · JULY 19
Fall sowin 12 days
Brussels Sprouts
July 31August 14
Fall sowin 26 days
Rutabaga
August 14August 28

Add these crops 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 Myrtle Beach, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 26 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.

N MYRTLE BCH AP
Primary
2 km · 10 m elevation
SPRING
Mar 13
FALL
Nov 20
MYRTLE BEACH
13 km · 12 m elevation
SPRING
Mar 21
FALL
Nov 13
LONGWOOD
26 km · 12 m elevation
SPRING
Mar 26
FALL
Nov 11

North Myrtle Beach planting FAQ

When is the last spring frost in North Myrtle Beach, SC?

On average, the last spring frost in North Myrtle Beach is around March 13 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.

When is the first fall frost in North Myrtle Beach, SC?

In North Myrtle Beach, the first 32°F freeze of fall lands around November 20 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is North Myrtle Beach in?

North Myrtle Beach is in USDA hardiness zone 8b. In zone 8b, winters are mild — many tender perennials overwinter here.

How long is the growing season in North Myrtle Beach?

There are roughly 252 frost-free days in North Myrtle Beach (a long growing season), running from the average last frost around March 13 to the first fall frost near November 20.

When should I plant tomatoes in North Myrtle Beach?

In North Myrtle Beach, start tomato seeds indoors around January 16–January 30, then transplant seedlings outdoors around March 20 once the danger of frost has passed.

Planting reminders

Never miss a window in North Myrtle Beach

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

Nearby cities

8 within reach

Frost dates recorded at N MYRTLE BCH AP, 2 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 Myrtle Beach, SC — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00093718. Retrieved from https://blissgarden.com/south-carolina/north-myrtle-beach.