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

Planting zone for 11975 — Wainscott, NY

ZIP code 11975 (Wainscott, Suffolk County) is in USDA zone 7b: the coldest winter night averages 5 to 10 °F. The median last spring frost is April 23 and the first fall frost October 24.

Where ZIP 11975 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 23

First frostOct 24

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 Wainscott, 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 Wainscott, NY

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostApril 23median — 50% chance of a later frost

Safe for tender plantsMay 8only 10% chance of frost after

First fall frostOctober 24median — 10% chance by Oct 11

Growing season182 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 8 and returns around November 5.

From the NOAA station Bridgehampton, NY — 2 miles away, elevation 43 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 11975

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Mar 12 – Mar 26

SpinachSow outdoors · Mar 12 – Apr 2

Broccoli, cabbageStart indoors · Feb 12 – Feb 26

Broccoli, cabbageTransplant · Apr 2 – Apr 16

Onion setsPlant outdoors · Mar 26 – Apr 9

PotatoesPlant outdoors · Apr 2 – Apr 16

LettuceSow outdoors · Mar 26 – Apr 9

Carrots, beetsSow outdoors · Apr 2 – Apr 16

TomatoesStart indoors · Feb 26 – Mar 12

TomatoesTransplant · Apr 30 – May 14

Peppers, eggplantStart indoors · Feb 12 – Feb 26

Peppers, eggplantTransplant · May 7 – May 21

BeansSow outdoors · Apr 30 – May 14

Sweet cornSow outdoors · Apr 30 – May 14

Cucumbers, squashSow outdoors · Apr 30 – May 14

Fall lettuce, spinachSow outdoors · Aug 29 – Sep 12

GarlicPlant cloves · Oct 10 – Nov 14

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 23) and first fall frost (Oct 24) 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 11975 came on Apr 6 — 4 days later than the 1991–2020 average (Apr 2).

average
Apr 22026
Apr 6

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 Wainscott, NY.

Soil in Wainscott, NY

The soil mapped at the center of ZIP 11975 is Carver — slightly decomposed plant material, excessively drained.

TextureSlightly decomposed plant materialtop layer

DrainageExcessively drainednatural drainage class

Organic matter80%high

Hydrologic groupAwater soaks in fast

Farmland classNot prime farmlandUSDA classification

Map unit: Carver and Plymouth soils, 3 to 15 percent slopes.

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 11975; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Wainscott, NY

Summer high81 °Faverage high, July

Winter low23 °Faverage low, January

Hot days5days a year at 90 °F or more

Freezing nights106nights a year at 32 °F or less

Growing degree days2,678base 50 °F — the season’s usable heat

Longest day15 h 07 mindaylight on June 21

Shortest day9 h 14 mindaylight on December 21

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

Precipitation49.8 inper year, rain and melted snow

Snowfall27 inper year; 21 days with snow on the ground

Average high and low, by month

Precipitation by month inches · ❄ = snowfall

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Bridgehampton, NY (2 mi away); precipitation: Bridgehampton, NY (2 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

1 of the 8 nearest ZIP codes are in a different zone — elevation and distance from water change winter lows quickly.

119627b

Sagaponack, NY · 2 mi

119327b

Bridgehampton, NY · 3 mi

119377b

East Hampton, NY · 4 mi

119637a

Sag Harbor, NY · 5 mi

119767b

Water Mill, NY · 5 mi

119647b

Shelter Island, NY · 8 mi

119307b

Amagansett, NY · 8 mi

119697b

Southampton, NY · 9 mi

New York planting zones →

Questions about 11975

What planting zone is ZIP code 11975?

ZIP code 11975 (Wainscott, 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 Wainscott, NY?

The median last spring frost (32 °F) near 11975 is April 23; after May 8 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Bridgehampton station.

When is the first frost in Wainscott, NY?

The median first fall frost near 11975 is October 24, giving a median frost-free growing season of 182 days.

When should I plant tomatoes in 11975?

Start tomato seeds indoors around Feb 26 – Mar 12 and set transplants outside around Apr 30 – May 14, one to three weeks after the median last frost.

How much rain and snow does 11975 get?

About 49.8 inches of precipitation a year and 27 inches of snowfall (NOAA 1991–2020 normals, Bridgehampton station).

How hot do summers get in Wainscott, NY?

The average high peaks at 81 °F in July, with about 5 days a year at 90 °F or more.

What kind of soil does 11975 have?

The USDA soil survey maps Carver at the center of ZIP 11975: slightly decomposed plant material, excessively drained.

Did spring come early in Wainscott, NY in 2026?

Spring leaf-out near 11975 came on Apr 6 in 2026, 4 days later than the 1991–2020 average (Apr 2), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Wainscott, NY?

Long-day onions: the longest day near 11975 is 15 h 07 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

Did the zone for 11975 change?

Yes. The 2012 USDA map put 11975 in zone 7a; the 2023 map puts it in zone 7b. The newer map uses 1991–2020 data and more weather stations.