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

Planting zone for 43942 — Powhatan Point, OH

ZIP code 43942 (Powhatan Point, Belmont County) is in USDA zone 6b: the coldest winter night averages −5 to 0 °F. The median last spring frost is April 26 and the first fall frost October 21.

Where ZIP 43942 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 26
First frostOct 21
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 Powhatan Point, 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 Powhatan Point, OH

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 26median — 50% chance of a later frost
Safe for tender plantsMay 12only 10% chance of frost after
First fall frostOctober 21median — 10% chance by Oct 8
Growing season177 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 15 and returns around November 1.

From the NOAA station Moundsville, WV — 6 miles away, elevation 620 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 43942

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Mar 15 – Mar 29
SpinachSow outdoors · Mar 15 – Apr 5
Broccoli, cabbageStart indoors · Feb 15 – Mar 1
Broccoli, cabbageTransplant · Apr 5 – Apr 19
Onion setsPlant outdoors · Mar 29 – Apr 12
PotatoesPlant outdoors · Apr 5 – Apr 19
LettuceSow outdoors · Mar 29 – Apr 12
Carrots, beetsSow outdoors · Apr 5 – Apr 19
TomatoesStart indoors · Mar 1 – Mar 15
TomatoesTransplant · May 3 – May 17
Peppers, eggplantStart indoors · Feb 15 – Mar 1
Peppers, eggplantTransplant · May 10 – May 24
BeansSow outdoors · May 3 – May 17
Sweet cornSow outdoors · May 3 – May 17
Cucumbers, squashSow outdoors · May 3 – May 17
Fall lettuce, spinachSow outdoors · Aug 26 – Sep 9
GarlicPlant cloves · Oct 7 – Nov 11
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 26) and first fall frost (Oct 21) 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 43942 came on Mar 9 — 18 days earlier than the 1991–2020 average (Mar 27).

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 Powhatan Point, OH

The soil mapped at the center of ZIP 43942 is Lowell — silt loam, well drained.

TextureSilt loama good balance for most vegetables
pH5.5moderately acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter2.5%moderate
Hydrologic groupCwater soaks in slowly
Farmland classNot prime farmlandUSDA classification

Map unit: Lowell-Westmoreland silt loams, benched, 30 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 43942; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Powhatan Point, OH

Summer high86 °Faverage high, July
Winter low20 °Faverage low, January
Hot days22days a year at 90 °F or more
Freezing nights113nights a year at 32 °F or less
Growing degree days3,280base 50 °F — the season’s usable heat
Longest day15 h 00 mindaylight on June 21
Shortest day9 h 20 mindaylight on December 21
Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully
Precipitation46.1 inper year, rain and melted snow
Snowfall16 inper year

Average high and low, by month

10°20°30°40°50°60°70°80°90°100°32 °FJanuary: average high 39 °F, low 20 °F 39°20° JanFebruary: average high 43 °F, low 21 °F 43°21° FebMarch: average high 52 °F, low 29 °F 52°29° MarApril: average high 65 °F, low 38 °F 65°38° AprMay: average high 75 °F, low 49 °F 75°49° MayJune: average high 82 °F, low 58 °F 82°58° JunJuly: average high 86 °F, low 62 °F 86°62° JulAugust: average high 85 °F, low 61 °F 85°61° AugSeptember: average high 79 °F, low 53 °F 79°53° SepOctober: average high 67 °F, low 42 °F 67°42° OctNovember: average high 54 °F, low 31 °F 54°31° NovDecember: average high 44 °F, low 25 °F 44°25° Dec

Precipitation by month inches · ❄ = snowfall

0″1″2″3″4″5″January: 3.77 in precipitation, 6 in snowfall 3.8❄6 JanFebruary: 3.13 in precipitation, 4.7 in snowfall 3.1❄5 FebMarch: 3.87 in precipitation, 2.4 in snowfall 3.9❄2 MarApril: 3.68 in precipitation, 0.1 in snowfall 3.7 AprMay: 4.47 in precipitation 4.5 MayJune: 4.89 in precipitation 4.9 JunJuly: 4.52 in precipitation 4.5 JulAugust: 3.82 in precipitation 3.8 AugSeptember: 3.88 in precipitation 3.9 SepOctober: 3.23 in precipitation 3.2 OctNovember: 3.15 in precipitation, 0.1 in snowfall 3.1 NovDecember: 3.72 in precipitation, 2.5 in snowfall 3.7❄3 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Moundsville, WV (6 mi away); precipitation: Moundsville, WV (6 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 6b.

439026b
Alledonia, OH · 5 mi
439336b
Jacobsburg, OH · 6 mi
439476b
Shadyside, OH · 7 mi
439146b
Cameron, OH · 8 mi
260556b
Proctor, WV · 8 mi
260416b
Moundsville, WV · 8 mi
437166b
Beallsville, OH · 9 mi
439156b
Clarington, OH · 9 mi

Ohio planting zones →

Questions about 43942

What planting zone is ZIP code 43942?

ZIP code 43942 (Powhatan Point, 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 Powhatan Point, OH?

The median last spring frost (32 °F) near 43942 is April 26; after May 12 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Moundsville station.

When is the first frost in Powhatan Point, OH?

The median first fall frost near 43942 is October 21, giving a median frost-free growing season of 177 days.

When should I plant tomatoes in 43942?

Start tomato seeds indoors around Mar 1 – Mar 15 and set transplants outside around May 3 – May 17, one to three weeks after the median last frost.

How much rain and snow does 43942 get?

About 46.1 inches of precipitation a year and 16 inches of snowfall (NOAA 1991–2020 normals, Moundsville station).

How hot do summers get in Powhatan Point, OH?

The average high peaks at 86 °F in July, with about 22 days a year at 90 °F or more.

What kind of soil does 43942 have?

The USDA soil survey maps Lowell at the center of ZIP 43942: silt loam, well drained, pH about 5.5 (moderately acidic).

Did spring come early in Powhatan Point, OH in 2026?

Spring leaf-out near 43942 came on Mar 9 in 2026, 18 days earlier than the 1991–2020 average (Mar 27), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Powhatan Point, OH?

Intermediate onions: the longest day near 43942 is 15 h 00 min, so day-neutral types bulb best; long-day varieties may not bulb fully.