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

Planting zone for 27927 — Corolla, NC

ZIP code 27927 (Corolla, Currituck County) is in USDA zone 8b: the coldest winter night averages 15 to 20 °F. The median last spring frost is March 28 and the first fall frost November 12.

Where ZIP 27927 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.

Zone8b15 to 20 °F

Coldest night−9.4 to −6.7 °C

Last frostMar 28

First frostNov 12

2012 zone8a

Was 8a 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 8b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Corolla, NC…

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 Corolla, NC

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostMarch 28median — 50% chance of a later frost

Safe for tender plantsApril 11only 10% chance of frost after

First fall frostNovember 12median — 10% chance by Oct 29

Growing season230 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 14 and returns around November 27.

From the NOAA station Elizabeth City Cgas, NC — 19 miles away, elevation 13 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 27927

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Feb 14 – Feb 28

SpinachSow outdoors · Feb 14 – Mar 7

Broccoli, cabbageStart indoors · Jan 17 – Jan 31

Broccoli, cabbageTransplant · Mar 7 – Mar 21

Onion setsPlant outdoors · Feb 28 – Mar 14

PotatoesPlant outdoors · Mar 7 – Mar 21

LettuceSow outdoors · Feb 28 – Mar 14

Carrots, beetsSow outdoors · Mar 7 – Mar 21

TomatoesStart indoors · Jan 31 – Feb 14

TomatoesTransplant · Apr 4 – Apr 18

Peppers, eggplantStart indoors · Jan 17 – Jan 31

Peppers, eggplantTransplant · Apr 11 – Apr 25

BeansSow outdoors · Apr 4 – Apr 18

Sweet cornSow outdoors · Apr 4 – Apr 18

Cucumbers, squashSow outdoors · Apr 4 – Apr 18

Fall lettuce, spinachSow outdoors · Sep 17 – Oct 1

GarlicPlant cloves · Oct 29 – Dec 3

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Mar 28) and first fall frost (Nov 12) 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 27927 came on Feb 24 — 10 days later than the 1991–2020 average (Feb 14).

average
Feb 142026
Feb 24

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 8b in North Carolina

635 plants native to the lower 48 states, recorded in North Carolina, and rated by the USDA to survive 15 °F or colder — the bottom of zone 8b. 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 Corolla, NC.

Soil in Corolla, NC

The soil mapped at the center of ZIP 27927 is Sandbridge — mucky peat, very poorly drained.

TextureMucky peattop layer

pH5.5moderately acidic; most vegetables like 6.0–7.0

DrainageVery poorly drainedconsider raised beds

Organic matter30%high

Hydrologic groupC/Dslow when drained; wet otherwise

Farmland classNot prime farmlandUSDA classification

Map unit: Sandbridge mucky peat, 0 to 1 percent slopes, very frequently flooded.

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 27927; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Corolla, NC

Summer high88 °Faverage high, July

Winter low33 °Faverage low, January

Hot days35days a year at 90 °F or more

Freezing nights50nights a year at 32 °F or less

Growing degree days5,030base 50 °F — the season’s usable heat

Longest day14 h 38 mindaylight on June 21

Shortest day9 h 41 mindaylight on December 21

Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully

Precipitation46.5 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: Elizabeth City Cgas, NC (19 mi away); precipitation: Elizabeth City Cgas, NC (19 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.

Poplar Branch, NC · 5 mi

Jarvisburg, NC · 11 mi

North Carolina planting zones →

Questions about 27927

What planting zone is ZIP code 27927?

ZIP code 27927 (Corolla, NC) is in USDA hardiness zone 8b on the 2023 map: the coldest night of an average winter reaches 15 to 20 °F (−9.4 to −6.7 °C).

When is the last frost in Corolla, NC?

The median last spring frost (32 °F) near 27927 is March 28; after April 11 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Elizabeth City Cgas station.

When is the first frost in Corolla, NC?

The median first fall frost near 27927 is November 12, giving a median frost-free growing season of 230 days.

When should I plant tomatoes in 27927?

Start tomato seeds indoors around Jan 31 – Feb 14 and set transplants outside around Apr 4 – Apr 18, one to three weeks after the median last frost.

How much rain and snow does 27927 get?

About 46.5 inches of precipitation a year (NOAA 1991–2020 normals, Elizabeth City Cgas station).

How hot do summers get in Corolla, NC?

The average high peaks at 88 °F in July, with about 35 days a year at 90 °F or more.

What kind of soil does 27927 have?

The USDA soil survey maps Sandbridge at the center of ZIP 27927: mucky peat, very poorly drained, pH about 5.5 (moderately acidic).

Did spring come early in Corolla, NC in 2026?

Spring leaf-out near 27927 came on Feb 24 in 2026, 10 days later than the 1991–2020 average (Feb 14), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Corolla, NC?

Intermediate onions: the longest day near 27927 is 14 h 38 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 27927 change?

Yes. The 2012 USDA map put 27927 in zone 8a; the 2023 map puts it in zone 8b. The newer map uses 1991–2020 data and more weather stations.