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

Planting zone for 10911 — Bear Mountain, NY

ZIP code 10911 (Bear Mountain, Rockland County) is in USDA zone 7a: the coldest winter night averages 0 to 5 °F. The median last spring frost is April 10 and the first fall frost November 1.

Where ZIP 10911 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.

Zone7a0 to 5 °F
Coldest night−17.8 to −15 °C
Last frostApr 10
First frostNov 1
2012 zone6b

Was 6b 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 7a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Bear Mountain, 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 Bear Mountain, NY

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 10median — 50% chance of a later frost
Safe for tender plantsApril 24only 10% chance of frost after
First fall frostNovember 1median — 10% chance by Oct 16
Growing season204 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 2 and returns around November 12.

From the NOAA station West Point, NY — 6 miles away, elevation 322 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 10911

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Feb 27 – Mar 13
SpinachSow outdoors · Feb 27 – Mar 20
Broccoli, cabbageStart indoors · Jan 30 – Feb 13
Broccoli, cabbageTransplant · Mar 20 – Apr 3
Onion setsPlant outdoors · Mar 13 – Mar 27
PotatoesPlant outdoors · Mar 20 – Apr 3
LettuceSow outdoors · Mar 13 – Mar 27
Carrots, beetsSow outdoors · Mar 20 – Apr 3
TomatoesStart indoors · Feb 13 – Feb 27
TomatoesTransplant · Apr 17 – May 1
Peppers, eggplantStart indoors · Jan 30 – Feb 13
Peppers, eggplantTransplant · Apr 24 – May 8
BeansSow outdoors · Apr 17 – May 1
Sweet cornSow outdoors · Apr 17 – May 1
Cucumbers, squashSow outdoors · Apr 17 – May 1
Fall lettuce, spinachSow outdoors · Sep 6 – Sep 20
GarlicPlant cloves · Oct 18 – Nov 22
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 10) and first fall frost (Nov 1) 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 10911 came on Apr 2 — 3 days earlier than the 1991–2020 average (Apr 5).

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 7a in New York

656 plants native to the lower 48 states, recorded in New York, and rated by the USDA to survive 0 °F or colder — the bottom of zone 7a. Each links to its USDA PLANTS profile.

Trees 78

American basswood100 ft · blooms late spring · low shade tolerance · to −46 °FAmerican beech80 ft · blooms mid spring · low shade tolerance · to −44 °FAmerican chestnut115 ft · blooms early summer · high shade tolerance · to −33 °FAmerican elm120 ft · blooms early spring · medium shade tolerance · to −46 °FAmerican sycamore100 ft · blooms spring · medium shade tolerance · to −34 °Farborvitae50 ft · blooms mid spring · medium shade tolerance · to −33 °F

Shrubs 131

alderleaf buckthorn3 ft · blooms late spring · low shade tolerance · to −33 °FAllegheny serviceberry35 ft · blooms early spring · low shade tolerance · to −38 °Falternateleaf dogwood25 ft · blooms mid spring · low shade tolerance · to −47 °FAmerican black currant3 ft · blooms early spring · to −46 °FAmerican hazelnut10 ft · blooms spring · medium shade tolerance · to −33 °FAmerican holly40 ft · blooms mid spring · low shade tolerance · to −20 °F

Wildflowers & perennials 221

alkali buttercup1 ft · blooms late spring · low shade tolerance · to −38 °FAmerican bur-reed3 ft · blooms indeterminate · medium shade tolerance · to −33 °FAmerican eelgrass1 ft · blooms mid summer · high shade tolerance · to −33 °FAmerican licorice4 ft · blooms late spring · medium shade tolerance · to −38 °FAmerican lotus3 ft · blooms mid summer · high shade tolerance · to −36 °FAmerican pokeweed7 ft · blooms mid summer · low shade tolerance · to −33 °F

Grasses 200

alkali sacaton3 ft · blooms mid summer · high shade tolerance · to −38 °FAmerican beachgrass2.5 ft · blooms spring · high shade tolerance · to −28 °Farctic brome3 ft · blooms early summer · low shade tolerance · to −33 °FAtlantic mannagrass3 ft · blooms summer · low shade tolerance · to −8 °Fawlfruit sedge4 ft · blooms mid spring · low shade tolerance · to −38 °FBailey's sedge2.1 ft · blooms late spring · low shade tolerance · to −33 °F

Vines 9

American bittersweet15 ft · blooms spring · low shade tolerance · to −38 °FAmerican wisteria50 ft · blooms spring · low shade tolerance · to −3 °Fdevil's darning needles15 ft · blooms mid summer · medium shade tolerance · to −38 °Ffrost grape83 ft · blooms late spring · medium shade tolerance · to −23 °Friverbank grape45 ft · blooms late spring · medium shade tolerance · to −33 °Fsummer grape30 ft · blooms late spring · low shade tolerance · to −23 °F

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 Bear Mountain, NY.

Soil in Bear Mountain, NY

The soil mapped at the center of ZIP 10911 is Hollis — slightly decomposed plant material, somewhat excessively drained.

TextureSlightly decomposed plant materialtop layer
DrainageSomewhat excessively drainednatural drainage class
Organic matter95%high
Hydrologic groupDwater soaks in very slowly
Farmland classNot prime farmlandUSDA classification

Map unit: Hollis-Rock outcrop complex, 35 to 60 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 10911; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Bear Mountain, NY

Summer high85 °Faverage high, July
Winter low21 °Faverage low, January
Hot days18days a year at 90 °F or more
Freezing nights110nights a year at 32 °F or less
Growing degree days3,283base 50 °F — the season’s usable heat
Longest day15 h 10 mindaylight on June 21
Shortest day9 h 11 mindaylight on December 21
Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)
Precipitation49.3 inper year, rain and melted snow

Average high and low, by month

10°20°30°40°50°60°70°80°90°100°32 °FJanuary: average high 36 °F, low 21 °F 36°21° JanFebruary: average high 39 °F, low 22 °F 39°22° FebMarch: average high 47 °F, low 30 °F 47°30° MarApril: average high 60 °F, low 41 °F 60°41° AprMay: average high 72 °F, low 51 °F 72°51° MayJune: average high 80 °F, low 60 °F 80°60° JunJuly: average high 85 °F, low 65 °F 85°65° JulAugust: average high 83 °F, low 64 °F 83°64° AugSeptember: average high 76 °F, low 57 °F 76°57° SepOctober: average high 63 °F, low 46 °F 63°46° OctNovember: average high 51 °F, low 36 °F 51°36° NovDecember: average high 41 °F, low 27 °F 41°27° Dec

Precipitation by month inches

0″1″2″3″4″5″January: 3.55 in precipitation 3.5 JanFebruary: 3.01 in precipitation 3.0 FebMarch: 4.22 in precipitation 4.2 MarApril: 4.01 in precipitation 4.0 AprMay: 3.98 in precipitation 4.0 MayJune: 4.40 in precipitation 4.4 JunJuly: 4.73 in precipitation 4.7 JulAugust: 4.31 in precipitation 4.3 AugSeptember: 4.65 in precipitation 4.7 SepOctober: 4.45 in precipitation 4.5 OctNovember: 3.57 in precipitation 3.6 NovDecember: 4.39 in precipitation 4.4 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: West Point, NY (6 mi away); precipitation: Peekskill 0.4 N, NY (4 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 7a.

109867a
Tomkins Cove, NY · 2 mi
109227a
Fort Montgomery, NY · 2 mi
109287a
Highland Falls, NY · 3 mi
105967a
Verplanck, NY · 4 mi
105117a
Buchanan, NY · 4 mi
105667a
Peekskill, NY · 4 mi
105487a
Montrose, NY · 5 mi
105677a
Cortlandt Manor, NY · 5 mi

New York planting zones →

Questions about 10911

What planting zone is ZIP code 10911?

ZIP code 10911 (Bear Mountain, NY) is in USDA hardiness zone 7a on the 2023 map: the coldest night of an average winter reaches 0 to 5 °F (−17.8 to −15 °C).

When is the last frost in Bear Mountain, NY?

The median last spring frost (32 °F) near 10911 is April 10; after April 24 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, West Point station.

When is the first frost in Bear Mountain, NY?

The median first fall frost near 10911 is November 1, giving a median frost-free growing season of 204 days.

When should I plant tomatoes in 10911?

Start tomato seeds indoors around Feb 13 – Feb 27 and set transplants outside around Apr 17 – May 1, one to three weeks after the median last frost.

How much rain and snow does 10911 get?

About 49.3 inches of precipitation a year (NOAA 1991–2020 normals, Peekskill 0.4 N station).

How hot do summers get in Bear Mountain, NY?

The average high peaks at 85 °F in July, with about 18 days a year at 90 °F or more.

What kind of soil does 10911 have?

The USDA soil survey maps Hollis at the center of ZIP 10911: slightly decomposed plant material, somewhat excessively drained.

Did spring come early in Bear Mountain, NY in 2026?

Spring leaf-out near 10911 came on Apr 2 in 2026, 3 days earlier than the 1991–2020 average (Apr 5), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Bear Mountain, NY?

Long-day onions: the longest day near 10911 is 15 h 10 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

Did the zone for 10911 change?

Yes. The 2012 USDA map put 10911 in zone 6b; the 2023 map puts it in zone 7a. The newer map uses 1991–2020 data and more weather stations.