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

Planting zone for 10801 — New Rochelle, NY

ZIP code 10801 (New Rochelle, Westchester County) is in USDA zone 7b: the coldest winter night averages 5 to 10 °F. The median last spring frost is April 1 and the first fall frost November 16.

Where ZIP 10801 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 1
First frostNov 16
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 New Rochelle, 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 New Rochelle, NY

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 1median — 50% chance of a later frost
Safe for tender plantsApril 12only 10% chance of frost after
First fall frostNovember 16median — 10% chance by Nov 2
Growing season230 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 23 and returns around November 30.

From the NOAA station Bronx, NY — 6 miles away, elevation 39 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 10801

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Feb 18 – Mar 4
SpinachSow outdoors · Feb 18 – Mar 11
Broccoli, cabbageStart indoors · Jan 21 – Feb 4
Broccoli, cabbageTransplant · Mar 11 – Mar 25
Onion setsPlant outdoors · Mar 4 – Mar 18
PotatoesPlant outdoors · Mar 11 – Mar 25
LettuceSow outdoors · Mar 4 – Mar 18
Carrots, beetsSow outdoors · Mar 11 – Mar 25
TomatoesStart indoors · Feb 4 – Feb 18
TomatoesTransplant · Apr 8 – Apr 22
Peppers, eggplantStart indoors · Jan 21 – Feb 4
Peppers, eggplantTransplant · Apr 15 – Apr 29
BeansSow outdoors · Apr 8 – Apr 22
Sweet cornSow outdoors · Apr 8 – Apr 22
Cucumbers, squashSow outdoors · Apr 8 – Apr 22
Fall lettuce, spinachSow outdoors · Sep 21 – Oct 5
GarlicPlant cloves · Nov 2 – Dec 7
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 1) and first fall frost (Nov 16) 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 10801 came on Mar 31 — 7 days later than the 1991–2020 average (Mar 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).

Soil in New Rochelle, NY

The soil mapped at the center of ZIP 10801 is Charlton — loam, well drained. Much of the area is built over (urban land); this is the natural soil underneath.

TextureLoama good balance for most vegetables
pH5.3strongly acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter3.5%moderate
Hydrologic groupBwater soaks in moderately
Farmland classNot prime farmlandUSDA classification

Map unit: Urban land-Charlton-Chatfield complex, rolling, very rocky.

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 10801; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in New Rochelle, NY

Summer high86 °Faverage high, July
Winter low27 °Faverage low, January
Hot days23days a year at 90 °F or more
Freezing nights67nights a year at 32 °F or less
Growing degree days3,914base 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)
Precipitation49.9 inper year, rain and melted snow

Average high and low, by month

20°30°40°50°60°70°80°90°100°32 °FJanuary: average high 40 °F, low 27 °F 40°27° JanFebruary: average high 43 °F, low 29 °F 43°29° FebMarch: average high 50 °F, low 35 °F 50°35° MarApril: average high 61 °F, low 44 °F 61°44° AprMay: average high 72 °F, low 55 °F 72°55° MayJune: average high 81 °F, low 64 °F 81°64° JunJuly: average high 86 °F, low 71 °F 86°71° JulAugust: average high 84 °F, low 69 °F 84°69° AugSeptember: average high 77 °F, low 62 °F 77°62° SepOctober: average high 66 °F, low 51 °F 66°51° OctNovember: average high 54 °F, low 41 °F 54°41° NovDecember: average high 45 °F, low 33 °F 45°33° Dec

Precipitation by month inches

0″1″2″3″4″5″January: 3.74 in precipitation 3.7 JanFebruary: 3.19 in precipitation 3.2 FebMarch: 4.37 in precipitation 4.4 MarApril: 3.95 in precipitation 4.0 AprMay: 4.06 in precipitation 4.1 MayJune: 4.55 in precipitation 4.5 JunJuly: 4.37 in precipitation 4.4 JulAugust: 4.82 in precipitation 4.8 AugSeptember: 4.55 in precipitation 4.5 SepOctober: 4.13 in precipitation 4.1 OctNovember: 3.45 in precipitation 3.5 NovDecember: 4.67 in precipitation 4.7 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Bronx, NY (6 mi away); precipitation: Bronx, NY (6 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 7b.

108027b
New Rochelle, NY · <1 mi
108037b
Pelham, NY · 2 mi
105537b
Mount Vernon, NY · 2 mi
108047b
New Rochelle, NY · 2 mi
105387b
Larchmont, NY · 2 mi
105527b
Mount Vernon, NY · 2 mi
108057b
New Rochelle, NY · 3 mi
105517b
Mount Vernon, NY · 3 mi

All 4 ZIP codes in New Rochelle → · New York planting zones →

Questions about 10801

What planting zone is ZIP code 10801?

ZIP code 10801 (New Rochelle, 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 New Rochelle, NY?

The median last spring frost (32 °F) near 10801 is April 1; after April 12 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Bronx station.

When is the first frost in New Rochelle, NY?

The median first fall frost near 10801 is November 16, giving a median frost-free growing season of 230 days.

When should I plant tomatoes in 10801?

Start tomato seeds indoors around Feb 4 – Feb 18 and set transplants outside around Apr 8 – Apr 22, one to three weeks after the median last frost.

How much rain and snow does 10801 get?

About 49.9 inches of precipitation a year (NOAA 1991–2020 normals, Bronx station).

How hot do summers get in New Rochelle, NY?

The average high peaks at 86 °F in July, with about 23 days a year at 90 °F or more.

What kind of soil does 10801 have?

The USDA soil survey maps Charlton at the center of ZIP 10801: loam, well drained, pH about 5.3 (strongly acidic).

Did spring come early in New Rochelle, NY in 2026?

Spring leaf-out near 10801 came on Mar 31 in 2026, 7 days later than the 1991–2020 average (Mar 24), according to the USA National Phenology Network Spring Index.

What kind of onions grow in New Rochelle, NY?

Long-day onions: the longest day near 10801 is 15 h 07 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

Did the zone for 10801 change?

Yes. The 2012 USDA map put 10801 in zone 7a; the 2023 map puts it in zone 7b. The newer map uses 1991–2020 data and more weather stations.