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

Planting zone for 13029 — Brewerton, NY

ZIP code 13029 (Brewerton, Onondaga County) is in USDA zone 5b: the coldest winter night averages −15 to −10 °F. The median last spring frost is May 4 and the first fall frost October 11.

Where ZIP 13029 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.

Zone5b−15 to −10 °F
Coldest night−26.1 to −23.3 °C
Last frostMay 4
First frostOct 11
2012 zone5b

Same zone as on the 2012 map. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 5b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Brewerton, 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 Brewerton, NY

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostMay 4median — 50% chance of a later frost
Safe for tender plantsMay 19only 10% chance of frost after
First fall frostOctober 11median — 10% chance by Sep 27
Growing season158 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 24 and returns around October 29.

From the NOAA station Brewerton Lock 23, NY — 2 miles away, elevation 377 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 13029

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Mar 23 – Apr 6
SpinachSow outdoors · Mar 23 – Apr 13
Broccoli, cabbageStart indoors · Feb 23 – Mar 9
Broccoli, cabbageTransplant · Apr 13 – Apr 27
Onion setsPlant outdoors · Apr 6 – Apr 20
PotatoesPlant outdoors · Apr 13 – Apr 27
LettuceSow outdoors · Apr 6 – Apr 20
Carrots, beetsSow outdoors · Apr 13 – Apr 27
TomatoesStart indoors · Mar 9 – Mar 23
TomatoesTransplant · May 11 – May 25
Peppers, eggplantStart indoors · Feb 23 – Mar 9
Peppers, eggplantTransplant · May 18 – Jun 1
BeansSow outdoors · May 11 – May 25
Sweet cornSow outdoors · May 11 – May 25
Cucumbers, squashSow outdoors · May 11 – May 25
Fall lettuce, spinachSow outdoors · Aug 16 – Aug 30
GarlicPlant cloves · Sep 27 – Nov 1
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (May 4) and first fall frost (Oct 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 13029 came on Apr 8 — 4 days earlier than the 1991–2020 average (Apr 12).

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 5b in New York

609 plants native to the lower 48 states, recorded in New York, and rated by the USDA to survive −15 °F or colder — the bottom of zone 5b. Each links to its USDA PLANTS profile.

Trees 75

Shrubs 120

Wildflowers & perennials 208

Grasses 185

Vines 7

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 Brewerton, NY.

Soil in Brewerton, NY

The soil mapped at the center of ZIP 13029 is Niagara — silt loam, somewhat poorly drained.

TextureSilt loama good balance for most vegetables
pH6.2slightly acidic; most vegetables like 6.0–7.0
DrainageSomewhat poorly drainedconsider raised beds
Organic matter4%moderate
Hydrologic groupC/Dslow when drained; wet otherwise
Farmland classPrime farmland if drainedUSDA classification

Map unit: Niagara silt loam, 0 to 4 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 13029; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Brewerton, NY

Summer high81 °Faverage high, July
Winter low12 °Faverage low, February
Hot days7days a year at 90 °F or more
Freezing nights151nights a year at 32 °F or less
Growing degree days2,311base 50 °F — the season’s usable heat
Longest day15 h 23 mindaylight on June 21
Shortest day8 h 58 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

0°10°20°30°40°50°60°70°80°90°32 °FJanuary: average high 31 °F, low 13 °F 31°13° JanFebruary: average high 33 °F, low 12 °F 33°12° FebMarch: average high 41 °F, low 21 °F 41°21° MarApril: average high 55 °F, low 33 °F 55°33° AprMay: average high 68 °F, low 45 °F 68°45° MayJune: average high 76 °F, low 54 °F 76°54° JunJuly: average high 81 °F, low 58 °F 81°58° JulAugust: average high 80 °F, low 57 °F 80°57° AugSeptember: average high 72 °F, low 49 °F 72°49° SepOctober: average high 59 °F, low 40 °F 59°40° OctNovember: average high 48 °F, low 30 °F 48°30° NovDecember: average high 37 °F, low 22 °F 37°22° Dec

Precipitation by month inches

0″1″2″3″4″5″January: 3.52 in precipitation 3.5 JanFebruary: 4.02 in precipitation 4.0 FebMarch: 3.49 in precipitation 3.5 MarApril: 3.85 in precipitation 3.9 AprMay: 3.88 in precipitation 3.9 MayJune: 4.14 in precipitation 4.1 JunJuly: 4.04 in precipitation 4.0 JulAugust: 3.94 in precipitation 3.9 AugSeptember: 3.98 in precipitation 4.0 SepOctober: 4.59 in precipitation 4.6 OctNovember: 3.91 in precipitation 3.9 NovDecember: 4.17 in precipitation 4.2 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Brewerton Lock 23, NY (2 mi away); precipitation: Brewerton Lock 23, NY (2 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

New York planting zones →

Questions about 13029

What planting zone is ZIP code 13029?

ZIP code 13029 (Brewerton, NY) is in USDA hardiness zone 5b on the 2023 map: the coldest night of an average winter reaches −15 to −10 °F (−26.1 to −23.3 °C).

When is the last frost in Brewerton, NY?

The median last spring frost (32 °F) near 13029 is May 4; after May 19 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Brewerton Lock 23 station.

When is the first frost in Brewerton, NY?

The median first fall frost near 13029 is October 11, giving a median frost-free growing season of 158 days.

When should I plant tomatoes in 13029?

Start tomato seeds indoors around Mar 9 – Mar 23 and set transplants outside around May 11 – May 25, one to three weeks after the median last frost.

How much rain and snow does 13029 get?

About 47.5 inches of precipitation a year (NOAA 1991–2020 normals, Brewerton Lock 23 station).

How hot do summers get in Brewerton, NY?

The average high peaks at 81 °F in July, with about 7 days a year at 90 °F or more.

What kind of soil does 13029 have?

The USDA soil survey maps Niagara at the center of ZIP 13029: silt loam, somewhat poorly drained, pH about 6.2 (slightly acidic).

Did spring come early in Brewerton, NY in 2026?

Spring leaf-out near 13029 came on Apr 8 in 2026, 4 days earlier than the 1991–2020 average (Apr 12), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Brewerton, NY?

Long-day onions: the longest day near 13029 is 15 h 23 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).