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

Planting zone for 14422 — Byron, NY

ZIP code 14422 (Byron, Genesee County) is in USDA zone 6a: the coldest winter night averages −10 to −5 °F. The median last spring frost is May 3 and the first fall frost October 16.

Where ZIP 14422 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.

Zone6a−10 to −5 °F

Coldest night−23.3 to −20.6 °C

Last frostMay 3

First frostOct 16

2012 zone6a

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 6a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Byron, 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 Byron, NY

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostMay 3median — 50% chance of a later frost

Safe for tender plantsMay 18only 10% chance of frost after

First fall frostOctober 16median — 10% chance by Oct 1

Growing season165 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 23 and returns around October 29.

From the NOAA station Batavia, NY — 6 miles away, elevation 912 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 14422

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Mar 22 – Apr 5

SpinachSow outdoors · Mar 22 – Apr 12

Broccoli, cabbageStart indoors · Feb 22 – Mar 8

Broccoli, cabbageTransplant · Apr 12 – Apr 26

Onion setsPlant outdoors · Apr 5 – Apr 19

PotatoesPlant outdoors · Apr 12 – Apr 26

LettuceSow outdoors · Apr 5 – Apr 19

Carrots, beetsSow outdoors · Apr 12 – Apr 26

TomatoesStart indoors · Mar 8 – Mar 22

TomatoesTransplant · May 10 – May 24

Peppers, eggplantStart indoors · Feb 22 – Mar 8

Peppers, eggplantTransplant · May 17 – May 31

BeansSow outdoors · May 10 – May 24

Sweet cornSow outdoors · May 10 – May 24

Cucumbers, squashSow outdoors · May 10 – May 24

Fall lettuce, spinachSow outdoors · Aug 21 – Sep 4

GarlicPlant cloves · Oct 2 – Nov 6

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (May 3) and first fall frost (Oct 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 14422 came on Apr 6 — 4 days earlier than the 1991–2020 average (Apr 10).

average
Apr 102026
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 6a in New York

635 plants native to the lower 48 states, recorded in New York, and rated by the USDA to survive −10 °F or colder — the bottom of zone 6a. 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 Byron, NY.

Soil in Byron, NY

The soil mapped at the center of ZIP 14422 is Wayland — silt loam, poorly drained.

TextureSilt loama good balance for most vegetables

pH6.8neutral; most vegetables like 6.0–7.0

DrainagePoorly drainedconsider raised beds

Organic matter9%high

Hydrologic groupB/Dmoderate when drained; wet otherwise

Farmland classNot prime farmlandUSDA classification

Map unit: Wayland soils complex, 0 to 3 percent slopes, 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 14422; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Byron, NY

Summer high80 °Faverage high, July

Winter low16 °Faverage low, January

Hot days6days a year at 90 °F or more

Freezing nights131nights a year at 32 °F or less

Growing degree days2,571base 50 °F — the season’s usable heat

Longest day15 h 22 mindaylight on June 21

Shortest day8 h 59 mindaylight on December 21

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

Precipitation37.6 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: Batavia, NY (6 mi away); precipitation: Stafford 1.8 Ne, NY (6 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

145576a

South Byron, NY · 3 mi

New York planting zones →

Questions about 14422

What planting zone is ZIP code 14422?

ZIP code 14422 (Byron, NY) is in USDA hardiness zone 6a on the 2023 map: the coldest night of an average winter reaches −10 to −5 °F (−23.3 to −20.6 °C).

When is the last frost in Byron, NY?

The median last spring frost (32 °F) near 14422 is May 3; after May 18 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Batavia station.

When is the first frost in Byron, NY?

The median first fall frost near 14422 is October 16, giving a median frost-free growing season of 165 days.

When should I plant tomatoes in 14422?

Start tomato seeds indoors around Mar 8 – Mar 22 and set transplants outside around May 10 – May 24, one to three weeks after the median last frost.

How much rain and snow does 14422 get?

About 37.6 inches of precipitation a year (NOAA 1991–2020 normals, Stafford 1.8 Ne station).

How hot do summers get in Byron, NY?

The average high peaks at 80 °F in July, with about 6 days a year at 90 °F or more.

What kind of soil does 14422 have?

The USDA soil survey maps Wayland at the center of ZIP 14422: silt loam, poorly drained, pH about 6.8 (neutral).

Did spring come early in Byron, NY in 2026?

Spring leaf-out near 14422 came on Apr 6 in 2026, 4 days earlier than the 1991–2020 average (Apr 10), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Byron, NY?

Long-day onions: the longest day near 14422 is 15 h 22 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).