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

Planting zone for 44136 — Strongsville, OH

ZIP code 44136 (Strongsville, Cuyahoga County) is in USDA zone 6b: the coldest winter night averages −5 to 0 °F. The median last spring frost is April 20 and the first fall frost November 3.

Where ZIP 44136 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 frostApr 20
First frostNov 3
2012 zone6a

Was 6a 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 6b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Strongsville, OH…

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 Strongsville, OH

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 20median — 50% chance of a later frost
Safe for tender plantsMay 5only 10% chance of frost after
First fall frostNovember 3median — 10% chance by Oct 21
Growing season198 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 5 and returns around November 13.

From the NOAA station Cleveland, OH — 7 miles away, elevation 764 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 44136

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Mar 9 – Mar 23
SpinachSow outdoors · Mar 9 – Mar 30
Broccoli, cabbageStart indoors · Feb 9 – Feb 23
Broccoli, cabbageTransplant · Mar 30 – Apr 13
Onion setsPlant outdoors · Mar 23 – Apr 6
PotatoesPlant outdoors · Mar 30 – Apr 13
LettuceSow outdoors · Mar 23 – Apr 6
Carrots, beetsSow outdoors · Mar 30 – Apr 13
TomatoesStart indoors · Feb 23 – Mar 9
TomatoesTransplant · Apr 27 – May 11
Peppers, eggplantStart indoors · Feb 9 – Feb 23
Peppers, eggplantTransplant · May 4 – May 18
BeansSow outdoors · Apr 27 – May 11
Sweet cornSow outdoors · Apr 27 – May 11
Cucumbers, squashSow outdoors · Apr 27 – May 11
Fall lettuce, spinachSow outdoors · Sep 8 – Sep 22
GarlicPlant cloves · Oct 20 – Nov 24
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 20) and first fall frost (Nov 3) 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 44136 came on Mar 12 — 21 days earlier than the 1991–2020 average (Apr 2).

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 6b in Ohio

570 plants native to the lower 48 states, recorded in Ohio, and rated by the USDA to survive −5 °F or colder — the bottom of zone 6b. Each links to its USDA PLANTS profile.

Trees 71

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 109

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 203

American bur-reed3 ft · blooms indeterminate · medium shade tolerance · to −33 °FAmerican eelgrass1 ft · blooms mid summer · high shade tolerance · to −33 °FAmerican lotus3 ft · blooms mid summer · high shade tolerance · to −36 °FAmerican pokeweed7 ft · blooms mid summer · low shade tolerance · to −33 °FAmerican speedwell0.8 ft · blooms mid summer · low shade tolerance · to −38 °FAmerican vetch1.3 ft · blooms late spring · high shade tolerance · to −38 °F

Grasses 165

American beachgrass2.5 ft · blooms spring · high shade tolerance · to −28 °Farctic brome3 ft · blooms early summer · low shade tolerance · to −33 °Fawlfruit sedge4 ft · blooms mid spring · low shade tolerance · to −38 °Fbeaked spikerush3 ft · blooms late spring · high shade tolerance · to −28 °FBebb's sedge3 ft · blooms late spring · low shade tolerance · to −38 °FBicknell's sedge3 ft · blooms late spring · low shade tolerance · to −38 °F

Vines 10

American bittersweet15 ft · blooms spring · low shade tolerance · to −38 °Fdevil's darning needles15 ft · blooms mid summer · medium shade tolerance · to −38 °Ffrost grape83 ft · blooms late spring · medium shade tolerance · to −23 °Fgraybark grape50 ft · blooms late spring · medium shade tolerance · to −8 °Fheartleaf peppervine2 ft · blooms late spring · low shade tolerance · to −8 °Friverbank grape45 ft · blooms late spring · medium shade tolerance · to −33 °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 Strongsville, OH.

Soil in Strongsville, OH

The center of ZIP 44136 is mapped as Udorthents, loamy: built-over ground without natural soil data. Garden soil here is usually imported or disturbed — test before you plant.

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 44136; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Strongsville, OH

Summer high84 °Faverage high, July
Winter low22 °Faverage low, January
Hot days12days a year at 90 °F or more
Freezing nights111nights a year at 32 °F or less
Growing degree days3,360base 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)
Precipitation42.7 inper year, rain and melted snow
Snowfall65 inper year; 60 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 36 °F, low 22 °F 36°22° JanFebruary: average high 39 °F, low 24 °F 39°24° FebMarch: average high 47 °F, low 31 °F 47°31° MarApril: average high 60 °F, low 41 °F 60°41° AprMay: average high 71 °F, low 51 °F 71°51° MayJune: average high 80 °F, low 61 °F 80°61° JunJuly: average high 84 °F, low 65 °F 84°65° JulAugust: average high 82 °F, low 64 °F 82°64° AugSeptember: average high 76 °F, low 57 °F 76°57° SepOctober: average high 64 °F, low 47 °F 64°47° OctNovember: average high 51 °F, low 37 °F 51°37° NovDecember: average high 40 °F, low 28 °F 40°28° Dec

Precipitation by month inches · ❄ = snowfall

0″1″2″3″4″5″January: 3.32 in precipitation, 18.4 in snowfall 3.3❄18 JanFebruary: 2.74 in precipitation, 18.9 in snowfall 2.7❄19 FebMarch: 3.44 in precipitation, 9.2 in snowfall 3.4❄9 MarApril: 3.46 in precipitation, 2.9 in snowfall 3.5❄3 AprMay: 3.87 in precipitation, 0.1 in snowfall 3.9 MayJune: 4.37 in precipitation 4.4 JunJuly: 4.05 in precipitation 4.0 JulAugust: 3.43 in precipitation 3.4 AugSeptember: 3.95 in precipitation 4.0 SepOctober: 3.72 in precipitation 3.7 OctNovember: 3.20 in precipitation, 3.5 in snowfall 3.2❄4 NovDecember: 3.18 in precipitation, 12.4 in snowfall 3.2❄12 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Cleveland, OH (7 mi away); precipitation: Brunswick 0.5 Ne, OH (4 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 6b.

441496b
Strongsville, OH · 2 mi
441336b
North Royalton, OH · 3 mi
441306b
Cleveland, OH · 5 mi
442126b
Brunswick, OH · 5 mi
440176b
Berea, OH · 5 mi
442336b
Hinckley, OH · 6 mi
441426b
Brookpark, OH · 6 mi
441296b
Cleveland, OH · 7 mi

All 2 ZIP codes in Strongsville → · Ohio planting zones →

Questions about 44136

What planting zone is ZIP code 44136?

ZIP code 44136 (Strongsville, OH) 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 Strongsville, OH?

The median last spring frost (32 °F) near 44136 is April 20; after May 5 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Cleveland station.

When is the first frost in Strongsville, OH?

The median first fall frost near 44136 is November 3, giving a median frost-free growing season of 198 days.

When should I plant tomatoes in 44136?

Start tomato seeds indoors around Feb 23 – Mar 9 and set transplants outside around Apr 27 – May 11, one to three weeks after the median last frost.

How much rain and snow does 44136 get?

About 42.7 inches of precipitation a year and 65 inches of snowfall (NOAA 1991–2020 normals, Brunswick 0.5 Ne station).

How hot do summers get in Strongsville, OH?

The average high peaks at 84 °F in July, with about 12 days a year at 90 °F or more.

Did spring come early in Strongsville, OH in 2026?

Spring leaf-out near 44136 came on Mar 12 in 2026, 21 days earlier than the 1991–2020 average (Apr 2), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Strongsville, OH?

Long-day onions: the longest day near 44136 is 15 h 10 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

Did the zone for 44136 change?

Yes. The 2012 USDA map put 44136 in zone 6a; the 2023 map puts it in zone 6b. The newer map uses 1991–2020 data and more weather stations.