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When to plant in North Bellport, NY

USDA Zone 7a

Here are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for North Bellport, New York — all computed from North Bellport's nearest NOAA weather station.

In zone 7a, North Bellport supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.

Station · SHIRLEY BROOKHAVEN AP · 7.5 km
Last spring frost
April 18
50% chance · 32°F
First fall frost
October 28
50% chance · 32°F
Growing season
193 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for North BellportA year-band showing 32°F frost risk from January to December for North Bellport: last spring frost around April 18, first fall frost around October 28, about 193 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

SHIRLEY BROOKHAVEN 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 Bellport’s own odds, recorded at SHIRLEY BROOKHAVEN AP.

Frost-probability curves for North BellportProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around April 18 and the first fall frost around October 28, giving about 193 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°FMay 15Apr 30Apr 18Oct 4Oct 17Nov 1
32°FMay 1Apr 18Apr 4Oct 13Oct 28Nov 11
28°FApr 17Apr 3Mar 21Oct 24Nov 9Nov 25

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

What to plant now

TODAY · JULY 19
Fall sowopen now
Brussels Sprouts
July 8July 22
Fall sowin 3 days
Rutabaga
July 22August 5
Fall sowin 17 days
Broccoli
August 5August 19
Fall sowin 17 days
Cabbage
August 5August 19
Fall sowin 17 days
Carrot
August 5August 19
Fall sowin 17 days
Cauliflower
August 5August 19
Fall sowin 17 days
Napa Cabbage
August 5September 2

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 Bellport, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 13 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.

SHIRLEY BROOKHAVEN AP
Primary
8 km · 25 m elevation
SPRING
Apr 18
FALL
Oct 28
UPTON COOP - NWSFO NEW YORK
11 km · 24 m elevation
SPRING
Apr 21
FALL
Oct 24
ISLIP LI MACARTHUR AP
13 km · 26 m elevation
SPRING
Apr 10
FALL
Nov 2

North Bellport planting FAQ

When is the last spring frost in North Bellport, NY?

North Bellport's average last spring frost falls near April 18 — 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 Bellport, NY?

In North Bellport, the first 32°F freeze of fall lands around October 28 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is North Bellport in?

North Bellport is in USDA hardiness zone 7a. In zone 7a, winters are moderate — most common vegetables grow well in season.

How long is the growing season in North Bellport?

North Bellport has about 193 frost-free days — a moderate growing season — between the average last spring frost (April 18) and first fall frost (October 28).

When should I plant tomatoes in North Bellport?

For North Bellport, sow tomatoes indoors about February 21–March 7 and move the seedlings out around April 25, after the last spring frost.

Planting reminders

Never miss a window in North Bellport

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

Nearby cities

8 within reach

Frost dates recorded at SHIRLEY BROOKHAVEN AP, 8 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 Bellport, NY — Frost Dates & Zone 7a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00054790. Retrieved from https://blissgarden.com/new-york/north-bellport.
When to Plant in North Bellport, NY — Frost Dates & Zone 7a — BlissGarden