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

Planting zone for 43747 — Jerusalem, OH

ZIP code 43747 (Jerusalem, Monroe County) is in USDA zone 6b: the coldest winter night averages −5 to 0 °F. The median last spring frost is April 27 and the first fall frost October 22.

Where ZIP 43747 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 27
First frostOct 22
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 Jerusalem, 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 Jerusalem, OH

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 27median — 50% chance of a later frost
Safe for tender plantsMay 13only 10% chance of frost after
First fall frostOctober 22median — 10% chance by Oct 7
Growing season177 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 16 and returns around November 1.

From the NOAA station Barnesville, OH — 9 miles away, elevation 1,280 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 43747

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Mar 16 – Mar 30
SpinachSow outdoors · Mar 16 – Apr 6
Broccoli, cabbageStart indoors · Feb 16 – Mar 2
Broccoli, cabbageTransplant · Apr 6 – Apr 20
Onion setsPlant outdoors · Mar 30 – Apr 13
PotatoesPlant outdoors · Apr 6 – Apr 20
LettuceSow outdoors · Mar 30 – Apr 13
Carrots, beetsSow outdoors · Apr 6 – Apr 20
TomatoesStart indoors · Mar 2 – Mar 16
TomatoesTransplant · May 4 – May 18
Peppers, eggplantStart indoors · Feb 16 – Mar 2
Peppers, eggplantTransplant · May 11 – May 25
BeansSow outdoors · May 4 – May 18
Sweet cornSow outdoors · May 4 – May 18
Cucumbers, squashSow outdoors · May 4 – May 18
Fall lettuce, spinachSow outdoors · Aug 27 – Sep 10
GarlicPlant cloves · Oct 8 – Nov 12
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 27) and first fall frost (Oct 22) 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 43747 came on Mar 10 — 18 days earlier than the 1991–2020 average (Mar 28).

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 Jerusalem, OH

The soil mapped at the center of ZIP 43747 is Gilpin — silt loam, well drained.

TextureSilt loama good balance for most vegetables
pH4.5strongly acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter2.25%moderate
Hydrologic groupCwater soaks in slowly
Farmland classNot prime farmlandUSDA classification

Map unit: Gilpin-Westmoreland silt loams, 12 to 18 percent slopes, moderately eroded.

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 43747; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Jerusalem, OH

Summer high83 °Faverage high, July
Winter low21 °Faverage low, January
Hot days9days a year at 90 °F or more
Freezing nights121nights a year at 32 °F or less
Growing degree days3,119base 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
Precipitation45 inper year, rain and melted snow

Average high and low, by month

10°20°30°40°50°60°70°80°90°32 °FJanuary: average high 36 °F, low 21 °F 36°21° JanFebruary: average high 39 °F, low 22 °F 39°22° FebMarch: average high 49 °F, low 29 °F 49°29° MarApril: average high 62 °F, low 40 °F 62°40° AprMay: average high 72 °F, low 49 °F 72°49° MayJune: average high 79 °F, low 59 °F 79°59° JunJuly: average high 83 °F, low 63 °F 83°63° JulAugust: average high 82 °F, low 61 °F 82°61° AugSeptember: average high 76 °F, low 54 °F 76°54° SepOctober: average high 64 °F, low 44 °F 64°44° OctNovember: average high 51 °F, low 34 °F 51°34° NovDecember: average high 41 °F, low 26 °F 41°26° Dec

Precipitation by month inches

0″1″2″3″4″5″January: 3.67 in precipitation 3.7 JanFebruary: 3.13 in precipitation 3.1 FebMarch: 3.89 in precipitation 3.9 MarApril: 3.90 in precipitation 3.9 AprMay: 4.50 in precipitation 4.5 MayJune: 4.51 in precipitation 4.5 JunJuly: 4.67 in precipitation 4.7 JulAugust: 3.58 in precipitation 3.6 AugSeptember: 3.70 in precipitation 3.7 SepOctober: 3.04 in precipitation 3.0 OctNovember: 2.85 in precipitation 2.9 NovDecember: 3.58 in precipitation 3.6 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Barnesville, OH (9 mi away); precipitation: Hannibal Locks & Dam, OH (19 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 6b.

437166b
Beallsville, OH · 6 mi
437936b
Woodsfield, OH · 8 mi
437136b
Barnesville, OH · 9 mi
439026b
Alledonia, OH · 9 mi
437196b
Bethesda, OH · 9 mi
437546b
Lewisville, OH · 10 mi
439146b
Cameron, OH · 11 mi
437526b
Laings, OH · 12 mi

Ohio planting zones →

Questions about 43747

What planting zone is ZIP code 43747?

ZIP code 43747 (Jerusalem, 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 Jerusalem, OH?

The median last spring frost (32 °F) near 43747 is April 27; after May 13 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Barnesville station.

When is the first frost in Jerusalem, OH?

The median first fall frost near 43747 is October 22, giving a median frost-free growing season of 177 days.

When should I plant tomatoes in 43747?

Start tomato seeds indoors around Mar 2 – Mar 16 and set transplants outside around May 4 – May 18, one to three weeks after the median last frost.

How much rain and snow does 43747 get?

About 45 inches of precipitation a year (NOAA 1991–2020 normals, Hannibal Locks & Dam station).

How hot do summers get in Jerusalem, OH?

The average high peaks at 83 °F in July, with about 9 days a year at 90 °F or more.

What kind of soil does 43747 have?

The USDA soil survey maps Gilpin at the center of ZIP 43747: silt loam, well drained, pH about 4.5 (strongly acidic).

Did spring come early in Jerusalem, OH in 2026?

Spring leaf-out near 43747 came on Mar 10 in 2026, 18 days earlier than the 1991–2020 average (Mar 28), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Jerusalem, OH?

Intermediate onions: the longest day near 43747 is 15 h 00 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 43747 change?

Yes. The 2012 USDA map put 43747 in zone 6a; the 2023 map puts it in zone 6b. The newer map uses 1991–2020 data and more weather stations.