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

Planting zone for 14519 — Ontario, NY

ZIP code 14519 (Ontario, Wayne County) is in USDA zone 6b: the coldest winter night averages −5 to 0 °F. The median last spring frost is May 1 and the first fall frost October 20.

Where ZIP 14519 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.

Zone6b−5 to 0 °F
Coldest night−20.6 to −17.8 °C
Last frostMay 1
First frostOct 20
2012 zone6b

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 6b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Ontario, 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 Ontario, NY

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostMay 1median — 50% chance of a later frost
Safe for tender plantsMay 16only 10% chance of frost after
First fall frostOctober 20median — 10% chance by Oct 4
Growing season171 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 19 and returns around November 4.

From the NOAA station Webster 2 Ne, NY — 4 miles away, elevation 276 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 14519

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Mar 20 – Apr 3
SpinachSow outdoors · Mar 20 – Apr 10
Broccoli, cabbageStart indoors · Feb 20 – Mar 6
Broccoli, cabbageTransplant · Apr 10 – Apr 24
Onion setsPlant outdoors · Apr 3 – Apr 17
PotatoesPlant outdoors · Apr 10 – Apr 24
LettuceSow outdoors · Apr 3 – Apr 17
Carrots, beetsSow outdoors · Apr 10 – Apr 24
TomatoesStart indoors · Mar 6 – Mar 20
TomatoesTransplant · May 8 – May 22
Peppers, eggplantStart indoors · Feb 20 – Mar 6
Peppers, eggplantTransplant · May 15 – May 29
BeansSow outdoors · May 8 – May 22
Sweet cornSow outdoors · May 8 – May 22
Cucumbers, squashSow outdoors · May 8 – May 22
Fall lettuce, spinachSow outdoors · Aug 25 – Sep 8
GarlicPlant cloves · Oct 6 – Nov 10
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (May 1) and first fall frost (Oct 20) 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 14519 came on Apr 6 — 4 days earlier than the 1991–2020 average (Apr 10).

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 Ontario, NY

The soil mapped at the center of ZIP 14519 is Cazenovia — gravelly silt loam, moderately well drained.

TextureGravelly silt loama good balance for most vegetables
pH6.5neutral; most vegetables like 6.0–7.0
DrainageModerately well drainednatural drainage class
Organic matter5.5%high
Hydrologic groupCwater soaks in slowly
Farmland classprime farmlandUSDA classification

Map unit: Cazenovia gravelly silt loam, bedrock substratum, 0 to 3 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 14519; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Ontario, NY

Summer high81 °Faverage high, July
Winter low17 °Faverage low, January
Hot days8days a year at 90 °F or more
Freezing nights138nights a year at 32 °F or less
Growing degree days2,652base 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)
Precipitation39.3 inper year, rain and melted snow
Snowfall86 inper year; 74 days with snow on the ground

Average high and low, by month

10°20°30°40°50°60°70°80°90°32 °FJanuary: average high 34 °F, low 17 °F 34°17° JanFebruary: average high 36 °F, low 18 °F 36°18° FebMarch: average high 44 °F, low 25 °F 44°25° MarApril: average high 56 °F, low 35 °F 56°35° AprMay: average high 68 °F, low 47 °F 68°47° MayJune: average high 77 °F, low 56 °F 77°56° JunJuly: average high 81 °F, low 61 °F 81°61° JulAugust: average high 80 °F, low 61 °F 80°61° AugSeptember: average high 73 °F, low 53 °F 73°53° SepOctober: average high 61 °F, low 42 °F 61°42° OctNovember: average high 49 °F, low 32 °F 49°32° NovDecember: average high 39 °F, low 24 °F 39°24° Dec

Precipitation by month inches · ❄ = snowfall

0″1″2″3″4″5″January: 2.73 in precipitation, 21.4 in snowfall 2.7❄21 JanFebruary: 2.49 in precipitation, 26.7 in snowfall 2.5❄27 FebMarch: 2.94 in precipitation, 9.7 in snowfall 2.9❄10 MarApril: 3.15 in precipitation, 2.2 in snowfall 3.1❄2 AprMay: 2.99 in precipitation, 0.1 in snowfall 3.0 MayJune: 4.11 in precipitation 4.1 JunJuly: 2.89 in precipitation 2.9 JulAugust: 4.11 in precipitation 4.1 AugSeptember: 3.39 in precipitation 3.4 SepOctober: 3.96 in precipitation, 0.1 in snowfall 4.0 OctNovember: 3.47 in precipitation, 6.4 in snowfall 3.5❄6 NovDecember: 3.11 in precipitation, 19.3 in snowfall 3.1❄19 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Webster 2 Ne, NY (4 mi away); precipitation: Webster 2 Ne, NY (4 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 6b.

145206b
Ontario Center, NY · <1 mi
145636b
Union Hill, NY · 3 mi
145686b
Walworth, NY · 6 mi
145806b
Webster, NY · 7 mi
145896b
Williamson, NY · 7 mi
145266b
Penfield, NY · 9 mi
145056b
Marion, NY · 9 mi
144496b
East Williamson, NY · 9 mi

New York planting zones →

Questions about 14519

What planting zone is ZIP code 14519?

ZIP code 14519 (Ontario, NY) is in USDA hardiness zone 6b on the 2023 map: the coldest night of an average winter reaches −5 to 0 °F (−20.6 to −17.8 °C).

When is the last frost in Ontario, NY?

The median last spring frost (32 °F) near 14519 is May 1; after May 16 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Webster 2 Ne station.

When is the first frost in Ontario, NY?

The median first fall frost near 14519 is October 20, giving a median frost-free growing season of 171 days.

When should I plant tomatoes in 14519?

Start tomato seeds indoors around Mar 6 – Mar 20 and set transplants outside around May 8 – May 22, one to three weeks after the median last frost.

How much rain and snow does 14519 get?

About 39.3 inches of precipitation a year and 86 inches of snowfall (NOAA 1991–2020 normals, Webster 2 Ne station).

How hot do summers get in Ontario, NY?

The average high peaks at 81 °F in July, with about 8 days a year at 90 °F or more.

What kind of soil does 14519 have?

The USDA soil survey maps Cazenovia at the center of ZIP 14519: gravelly silt loam, moderately well drained, pH about 6.5 (neutral).

Did spring come early in Ontario, NY in 2026?

Spring leaf-out near 14519 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 Ontario, NY?

Long-day onions: the longest day near 14519 is 15 h 23 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).