Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated Oct 29, 2026

Planting zone for 11702 — Babylon, NY

ZIP code 11702 (Babylon, Suffolk County) is in USDA zone 7b: the coldest winter night averages 5 to 10 °F. The median last spring frost is April 3 and the first fall frost November 11.

Where ZIP 11702 is

Outlined: the ZIP code area · tap the map for the zone at any spot · scroll or pinch to zoom

Not the official USDA Plant Hardiness Zone Map. Zones come from the 2023 USDA hardiness-zone data by the PRISM Group, Oregon State University; we re-mapped and recolored them. The official map is at planthardiness.ars.usda.gov.

Zone7b5 to 10 °F

Coldest night−15 to −12.2 °C

Last frostApr 3

First frostNov 11

2012 zone7a

Was 7a on the 2012 map — half a zone warmer now. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 7b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Babylon, NY…

Forecast data: National Weather Service (api.weather.gov), public domain. This is not a warning service — for official frost and freeze warnings see weather.gov.

Frost dates in Babylon, NY

JanFebMarAprMayJunJulAugSepOctNovDec

Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free

Last spring frostApril 3median — 50% chance of a later frost

Safe for tender plantsApril 18only 10% chance of frost after

First fall frostNovember 11median — 10% chance by Oct 31

Growing season221 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 22 and returns around November 23.

From the NOAA station Wantagh Cedar Creek, NY — 6 miles away, elevation 10 ft. NOAA NCEI U.S. Climate Normals 1991–2020, 32 °F threshold. Low spots and valleys can freeze later in spring than the station.

When to plant vegetables in 11702

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Feb 20 – Mar 6

SpinachSow outdoors · Feb 20 – Mar 13

Broccoli, cabbageStart indoors · Jan 23 – Feb 6

Broccoli, cabbageTransplant · Mar 13 – Mar 27

Onion setsPlant outdoors · Mar 6 – Mar 20

PotatoesPlant outdoors · Mar 13 – Mar 27

LettuceSow outdoors · Mar 6 – Mar 20

Carrots, beetsSow outdoors · Mar 13 – Mar 27

TomatoesStart indoors · Feb 6 – Feb 20

TomatoesTransplant · Apr 10 – Apr 24

Peppers, eggplantStart indoors · Jan 23 – Feb 6

Peppers, eggplantTransplant · Apr 17 – May 1

BeansSow outdoors · Apr 10 – Apr 24

Sweet cornSow outdoors · Apr 10 – Apr 24

Cucumbers, squashSow outdoors · Apr 10 – Apr 24

Fall lettuce, spinachSow outdoors · Sep 16 – Sep 30

GarlicPlant cloves · Oct 28 – Dec 2

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 3) and first fall frost (Nov 11) with the rules of thumb U.S. extension services publish. Cool-season crops take a light frost; warm-season crops do best once the soil is above about 60 °F.

When spring arrived in 2026

In 2026, spring leaf-out near 11702 came on Mar 31 — 5 days later than the 1991–2020 average (Mar 26).

average
Mar 262026
Mar 31

JanFebMarAprMayJun

The Spring Index marks the day when accumulated warmth is enough for lilac and honeysuckle to leaf out — a widely used signal that the growing season has started. Source: USA National Phenology Network, www.usanpn.org — Spring Indices, first leaf, 2026 (data as of 2026-09-08) and 30-year average 1991–2020 (CC BY 4.0).

Native plants for zone 7b in New York

660 plants native to the lower 48 states, recorded in New York, and rated by the USDA to survive 5 °F or colder — the bottom of zone 7b. Each links to its USDA PLANTS profile.

Source: USDA, NRCS. 2026. The PLANTS Database (plants.usda.gov), National Plant Data Team — state distribution, native status and the “Temperature, Minimum” characteristic. Check light, moisture and soil needs before buying; local nurseries and your state native plant society can confirm what thrives in Babylon, NY.

Soil in Babylon, NY

The soil mapped at the center of ZIP 11702 is Tidal marsh, very poorly drained.

DrainageVery poorly drainedconsider raised beds

Farmland classNot prime farmlandUSDA classification

Map unit: Tidal marsh.

Soil Survey Staff, Natural Resources Conservation Service, USDA. Soil Survey Geographic (SSURGO) Database, via Soil Data Access, accessed 2026-10-29. The soil at the center point of ZIP 11702; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Babylon, NY

Summer high85 °Faverage high, July

Winter low28 °Faverage low, January

Hot days9days a year at 90 °F or more

Freezing nights77nights a year at 32 °F or less

Growing degree days3,651base 50 °F — the season’s usable heat

Longest day15 h 05 mindaylight on June 21

Shortest day9 h 16 mindaylight on December 21

Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)

Precipitation47.5 inper year, rain and melted snow

Average high and low, by month

Precipitation by month inches

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Wantagh Cedar Creek, NY (6 mi away); precipitation: Amityville 0.6 Nne, NY (3 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 7b.

117267b

Copiague, NY · 3 mi

117017b

Amityville, NY · 4 mi

117577b

Lindenhurst, NY · 4 mi

117587b

Massapequa, NY · 4 mi

117627b

Massapequa Park, NY · 5 mi

117047b

West Babylon, NY · 6 mi

117077b

West Babylon, NY · 6 mi

117837b

Seaford, NY · 6 mi

New York planting zones →

Questions about 11702

What planting zone is ZIP code 11702?

ZIP code 11702 (Babylon, NY) is in USDA hardiness zone 7b on the 2023 map: the coldest night of an average winter reaches 5 to 10 °F (−15 to −12.2 °C).

When is the last frost in Babylon, NY?

The median last spring frost (32 °F) near 11702 is April 3; after April 18 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Wantagh Cedar Creek station.

When is the first frost in Babylon, NY?

The median first fall frost near 11702 is November 11, giving a median frost-free growing season of 221 days.

When should I plant tomatoes in 11702?

Start tomato seeds indoors around Feb 6 – Feb 20 and set transplants outside around Apr 10 – Apr 24, one to three weeks after the median last frost.

How much rain and snow does 11702 get?

About 47.5 inches of precipitation a year (NOAA 1991–2020 normals, Amityville 0.6 Nne station).

How hot do summers get in Babylon, NY?

The average high peaks at 85 °F in July, with about 9 days a year at 90 °F or more.

Did spring come early in Babylon, NY in 2026?

Spring leaf-out near 11702 came on Mar 31 in 2026, 5 days later than the 1991–2020 average (Mar 26), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Babylon, NY?

Long-day onions: the longest day near 11702 is 15 h 05 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

Did the zone for 11702 change?

Yes. The 2012 USDA map put 11702 in zone 7a; the 2023 map puts it in zone 7b. The newer map uses 1991–2020 data and more weather stations.