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

Planting zone for 43804 — Baltic, OH

ZIP code 43804 (Baltic, Tuscarawas County) is in USDA zone 6a: the coldest winter night averages −10 to −5 °F. The median last spring frost is April 18 and the first fall frost October 28.

Where ZIP 43804 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.

Zone6a−10 to −5 °F
Coldest night−23.3 to −20.6 °C
Last frostApr 18
First frostOct 28
2012 zone6a

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 6a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Baltic, 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 Baltic, OH

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 18median — 50% chance of a later frost
Safe for tender plantsMay 5only 10% chance of frost after
First fall frostOctober 28median — 10% chance by Oct 11
Growing season190 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 6 and returns around November 7.

From the NOAA station Coshocton Ag Rsch Stn, OH — 6 miles away, elevation 1,142 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 43804

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Mar 7 – Mar 21
SpinachSow outdoors · Mar 7 – Mar 28
Broccoli, cabbageStart indoors · Feb 7 – Feb 21
Broccoli, cabbageTransplant · Mar 28 – Apr 11
Onion setsPlant outdoors · Mar 21 – Apr 4
PotatoesPlant outdoors · Mar 28 – Apr 11
LettuceSow outdoors · Mar 21 – Apr 4
Carrots, beetsSow outdoors · Mar 28 – Apr 11
TomatoesStart indoors · Feb 21 – Mar 7
TomatoesTransplant · Apr 25 – May 9
Peppers, eggplantStart indoors · Feb 7 – Feb 21
Peppers, eggplantTransplant · May 2 – May 16
BeansSow outdoors · Apr 25 – May 9
Sweet cornSow outdoors · Apr 25 – May 9
Cucumbers, squashSow outdoors · Apr 25 – May 9
Fall lettuce, spinachSow outdoors · Sep 2 – Sep 16
GarlicPlant cloves · Oct 14 – Nov 18
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 18) and first fall frost (Oct 28) 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 43804 came on Mar 15 — 14 days earlier than the 1991–2020 average (Mar 29).

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 Baltic, OH

The soil mapped at the center of ZIP 43804 is Rigley — sandy loam, well drained.

TextureSandy loamdrains and warms fast; dries out and needs more feeding
pH5.7moderately acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter1.8%low — add compost
Hydrologic groupAwater soaks in fast
Farmland classFarmland of local importanceUSDA classification

Map unit: Rigley sandy loam, 15 to 25 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 43804; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Baltic, OH

Summer high83 °Faverage high, July
Winter low20 °Faverage low, January
Hot days10days a year at 90 °F or more
Freezing nights116nights a year at 32 °F or less
Growing degree days3,250base 50 °F — the season’s usable heat
Longest day15 h 04 mindaylight on June 21
Shortest day9 h 17 mindaylight on December 21
Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)
Precipitation39.6 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 20 °F 36°20° JanFebruary: average high 38 °F, low 22 °F 38°22° FebMarch: average high 48 °F, low 30 °F 48°30° MarApril: average high 61 °F, low 41 °F 61°41° AprMay: average high 71 °F, low 52 °F 71°52° MayJune: average high 79 °F, low 60 °F 79°60° JunJuly: average high 83 °F, low 64 °F 83°64° JulAugust: average high 82 °F, low 63 °F 82°63° AugSeptember: average high 76 °F, low 56 °F 76°56° SepOctober: average high 64 °F, low 44 °F 64°44° OctNovember: average high 51 °F, low 34 °F 51°34° NovDecember: average high 40 °F, low 26 °F 40°26° Dec

Precipitation by month inches

0″1″2″3″4″5″January: 2.63 in precipitation 2.6 JanFebruary: 2.04 in precipitation 2.0 FebMarch: 3.19 in precipitation 3.2 MarApril: 3.76 in precipitation 3.8 AprMay: 3.75 in precipitation 3.8 MayJune: 4.57 in precipitation 4.6 JunJuly: 4.29 in precipitation 4.3 JulAugust: 3.92 in precipitation 3.9 AugSeptember: 2.98 in precipitation 3.0 SepOctober: 2.84 in precipitation 2.8 OctNovember: 2.72 in precipitation 2.7 NovDecember: 2.95 in precipitation 3.0 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Coshocton Ag Rsch Stn, OH (6 mi away); precipitation: Coshocton Ag Rsch Stn, OH (6 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

3 of the 8 nearest ZIP codes are in a different zone — elevation and distance from water change winter lows quickly.

446176a
Charm, OH · 4 mi
446816a
Sugarcreek, OH · 5 mi
438246b
Fresno, OH · 6 mi
446876a
Walnut Creek, OH · 6 mi
438406b
Stone Creek, OH · 8 mi
446106a
Berlin, OH · 8 mi
438036b
Bakersville, OH · 8 mi
446546a
Millersburg, OH · 9 mi

Ohio planting zones →

Questions about 43804

What planting zone is ZIP code 43804?

ZIP code 43804 (Baltic, OH) is in USDA hardiness zone 6a on the 2023 map: the coldest night of an average winter reaches −10 to −5 °F (−23.3 to −20.6 °C).

When is the last frost in Baltic, OH?

The median last spring frost (32 °F) near 43804 is April 18; after May 5 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Coshocton Ag Rsch Stn station.

When is the first frost in Baltic, OH?

The median first fall frost near 43804 is October 28, giving a median frost-free growing season of 190 days.

When should I plant tomatoes in 43804?

Start tomato seeds indoors around Feb 21 – Mar 7 and set transplants outside around Apr 25 – May 9, one to three weeks after the median last frost.

How much rain and snow does 43804 get?

About 39.6 inches of precipitation a year (NOAA 1991–2020 normals, Coshocton Ag Rsch Stn station).

How hot do summers get in Baltic, OH?

The average high peaks at 83 °F in July, with about 10 days a year at 90 °F or more.

What kind of soil does 43804 have?

The USDA soil survey maps Rigley at the center of ZIP 43804: sandy loam, well drained, pH about 5.7 (moderately acidic).

Did spring come early in Baltic, OH in 2026?

Spring leaf-out near 43804 came on Mar 15 in 2026, 14 days earlier than the 1991–2020 average (Mar 29), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Baltic, OH?

Long-day onions: the longest day near 43804 is 15 h 04 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).