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

Planting zone for 45619 — Chesapeake, OH

ZIP code 45619 (Chesapeake, Lawrence County) is in USDA zone 7a: the coldest winter night averages 0 to 5 °F. The median last spring frost is April 12 and the first fall frost October 30.

Where ZIP 45619 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 12
First frostOct 30
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 Chesapeake, 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 Chesapeake, OH

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 12median — 50% chance of a later frost
Safe for tender plantsMay 2only 10% chance of frost after
First fall frostOctober 30median — 10% chance by Oct 16
Growing season200 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 31 and returns around November 8.

From the NOAA station Huntington Swg Pl, WV — 6 miles away, elevation 522 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 45619

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Mar 1 – Mar 15
SpinachSow outdoors · Mar 1 – Mar 22
Broccoli, cabbageStart indoors · Feb 1 – Feb 15
Broccoli, cabbageTransplant · Mar 22 – Apr 5
Onion setsPlant outdoors · Mar 15 – Mar 29
PotatoesPlant outdoors · Mar 22 – Apr 5
LettuceSow outdoors · Mar 15 – Mar 29
Carrots, beetsSow outdoors · Mar 22 – Apr 5
TomatoesStart indoors · Feb 15 – Mar 1
TomatoesTransplant · Apr 19 – May 3
Peppers, eggplantStart indoors · Feb 1 – Feb 15
Peppers, eggplantTransplant · Apr 26 – May 10
BeansSow outdoors · Apr 19 – May 3
Sweet cornSow outdoors · Apr 19 – May 3
Cucumbers, squashSow outdoors · Apr 19 – May 3
Fall lettuce, spinachSow outdoors · Sep 4 – Sep 18
GarlicPlant cloves · Oct 16 – Nov 20
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 12) and first fall frost (Oct 30) 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 45619 came on Mar 8 — 4 days earlier than the 1991–2020 average (Mar 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 7a in Ohio

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

Trees 72

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 208

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 167

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 11

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 °Fgraybark grape50 ft · blooms late spring · medium shade tolerance · to −8 °Fheartleaf peppervine2 ft · blooms late spring · low shade tolerance · to −8 °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 Chesapeake, OH.

Soil in Chesapeake, OH

The soil mapped at the center of ZIP 45619 is Upshur — slightly decomposed plant material, well drained.

TextureSlightly decomposed plant materialtop layer
pH4.3strongly acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter69%high
Hydrologic groupCwater soaks in slowly
Farmland classNot prime farmlandUSDA classification

Map unit: Upshur-Gilpin complex, 40 to 70 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 45619; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Chesapeake, OH

Summer high87 °Faverage high, July
Winter low25 °Faverage low, January
Hot days32days a year at 90 °F or more
Freezing nights98nights a year at 32 °F or less
Growing degree days4,023base 50 °F — the season’s usable heat
Longest day14 h 51 mindaylight on June 21
Shortest day9 h 29 mindaylight on December 21
Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully
Precipitation47.5 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 44 °F, low 25 °F 44°25° JanFebruary: average high 48 °F, low 28 °F 48°28° FebMarch: average high 56 °F, low 34 °F 56°34° MarApril: average high 69 °F, low 43 °F 69°43° AprMay: average high 77 °F, low 53 °F 77°53° MayJune: average high 84 °F, low 62 °F 84°62° JunJuly: average high 87 °F, low 66 °F 87°66° JulAugust: average high 87 °F, low 65 °F 87°65° AugSeptember: average high 81 °F, low 57 °F 81°57° SepOctober: average high 70 °F, low 45 °F 70°45° OctNovember: average high 57 °F, low 35 °F 57°35° NovDecember: average high 47 °F, low 30 °F 47°30° Dec

Precipitation by month inches

0″1″2″3″4″5″6″January: 3.36 in precipitation 3.4 JanFebruary: 3.44 in precipitation 3.4 FebMarch: 4.49 in precipitation 4.5 MarApril: 4.04 in precipitation 4.0 AprMay: 4.82 in precipitation 4.8 MayJune: 4.65 in precipitation 4.7 JunJuly: 5.29 in precipitation 5.3 JulAugust: 4.04 in precipitation 4.0 AugSeptember: 3.48 in precipitation 3.5 SepOctober: 3.02 in precipitation 3.0 OctNovember: 2.98 in precipitation 3.0 NovDecember: 3.85 in precipitation 3.9 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Huntington Swg Pl, WV (6 mi away); precipitation: Huntington 0.6 Wsw, WV (4 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 7a.

257557a
Huntington, WV · 3 mi
257087a
Huntington, WV · 3 mi
257097a
Huntington, WV · 3 mi
257107a
Huntington, WV · 3 mi
257177a
Huntington, WV · 3 mi
257187a
Huntington, WV · 3 mi
257197a
Huntington, WV · 3 mi
257217a
Huntington, WV · 3 mi

Ohio planting zones →

Questions about 45619

What planting zone is ZIP code 45619?

ZIP code 45619 (Chesapeake, OH) 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 Chesapeake, OH?

The median last spring frost (32 °F) near 45619 is April 12; after May 2 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Huntington Swg Pl station.

When is the first frost in Chesapeake, OH?

The median first fall frost near 45619 is October 30, giving a median frost-free growing season of 200 days.

When should I plant tomatoes in 45619?

Start tomato seeds indoors around Feb 15 – Mar 1 and set transplants outside around Apr 19 – May 3, one to three weeks after the median last frost.

How much rain and snow does 45619 get?

About 47.5 inches of precipitation a year (NOAA 1991–2020 normals, Huntington 0.6 Wsw station).

How hot do summers get in Chesapeake, OH?

The average high peaks at 87 °F in July, with about 32 days a year at 90 °F or more.

What kind of soil does 45619 have?

The USDA soil survey maps Upshur at the center of ZIP 45619: slightly decomposed plant material, well drained, pH about 4.3 (strongly acidic).

Did spring come early in Chesapeake, OH in 2026?

Spring leaf-out near 45619 came on Mar 8 in 2026, 4 days earlier than the 1991–2020 average (Mar 12), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Chesapeake, OH?

Intermediate onions: the longest day near 45619 is 14 h 51 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 45619 change?

Yes. The 2012 USDA map put 45619 in zone 6b; the 2023 map puts it in zone 7a. The newer map uses 1991–2020 data and more weather stations.