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

Planting zone for 12124 — New Baltimore, NY

ZIP code 12124 (New Baltimore, Greene County) is in USDA zone 6a: the coldest winter night averages −10 to −5 °F. The median last spring frost is April 27 and the first fall frost October 14.

Where ZIP 12124 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 27
First frostOct 14
2012 zone5b

Was 5b 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 6a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for New Baltimore, NY…

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 New Baltimore, NY

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 11only 10% chance of frost after
First fall frostOctober 14median — 10% chance by Oct 1
Growing season171 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 14 and returns around October 27.

From the NOAA station Valatie 1 N, NY — 6 miles away, elevation 299 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 12124

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 19 – Sep 2
GarlicPlant cloves · Sep 30 – Nov 4
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 27) and first fall frost (Oct 14) 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 12124 came on Apr 5 — 4 days earlier than the 1991–2020 average (Apr 9).

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 New Baltimore, NY

The soil mapped at the center of ZIP 12124 is Valois — gravelly loam, well drained.

TextureGravelly loama good balance for most vegetables
pH4.8strongly acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter4%moderate
Hydrologic groupBwater soaks in moderately
Farmland classNot prime farmlandUSDA classification

Map unit: Valois-Nassau complex, hilly.

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 12124; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in New Baltimore, NY

Summer high84 °Faverage high, July
Winter low16 °Faverage low, January
Hot days10days a year at 90 °F or more
Freezing nights144nights a year at 32 °F or less
Growing degree days2,856base 50 °F — the season’s usable heat
Longest day15 h 18 mindaylight on June 21
Shortest day9 h 04 mindaylight on December 21
Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)
Precipitation42 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 34 °F, low 16 °F 34°16° JanFebruary: average high 37 °F, low 18 °F 37°18° FebMarch: average high 45 °F, low 27 °F 45°27° MarApril: average high 59 °F, low 37 °F 59°37° AprMay: average high 71 °F, low 48 °F 71°48° MayJune: average high 79 °F, low 58 °F 79°58° JunJuly: average high 84 °F, low 62 °F 84°62° JulAugust: average high 82 °F, low 60 °F 82°60° AugSeptember: average high 75 °F, low 52 °F 75°52° SepOctober: average high 62 °F, low 41 °F 62°41° OctNovember: average high 50 °F, low 32 °F 50°32° NovDecember: average high 39 °F, low 23 °F 39°23° Dec

Precipitation by month inches

0″1″2″3″4″5″January: 2.17 in precipitation 2.2 JanFebruary: 2.17 in precipitation 2.2 FebMarch: 2.92 in precipitation 2.9 MarApril: 3.34 in precipitation 3.3 AprMay: 3.80 in precipitation 3.8 MayJune: 4.45 in precipitation 4.5 JunJuly: 3.76 in precipitation 3.8 JulAugust: 4.41 in precipitation 4.4 AugSeptember: 4.59 in precipitation 4.6 SepOctober: 4.33 in precipitation 4.3 OctNovember: 3.18 in precipitation 3.2 NovDecember: 2.85 in precipitation 2.9 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Valatie 1 N, NY (6 mi away); precipitation: Valatie 1 N, NY (6 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

120456a
Coeymans, NY · 2 mi
121566a
Schodack Landing, NY · 3 mi
121926a
West Coxsackie, NY · 4 mi
121736a
Stuyvesant, NY · 4 mi
121436a
Ravena, NY · 4 mi
120875b
Hannacroix, NY · 5 mi
121066a
Kinderhook, NY · 6 mi
121586a
Selkirk, NY · 6 mi

New York planting zones →

Questions about 12124

What planting zone is ZIP code 12124?

ZIP code 12124 (New Baltimore, NY) 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 New Baltimore, NY?

The median last spring frost (32 °F) near 12124 is April 27; after May 11 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Valatie 1 N station.

When is the first frost in New Baltimore, NY?

The median first fall frost near 12124 is October 14, giving a median frost-free growing season of 171 days.

When should I plant tomatoes in 12124?

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 12124 get?

About 42 inches of precipitation a year (NOAA 1991–2020 normals, Valatie 1 N station).

How hot do summers get in New Baltimore, NY?

The average high peaks at 84 °F in July, with about 10 days a year at 90 °F or more.

What kind of soil does 12124 have?

The USDA soil survey maps Valois at the center of ZIP 12124: gravelly loam, well drained, pH about 4.8 (strongly acidic).

Did spring come early in New Baltimore, NY in 2026?

Spring leaf-out near 12124 came on Apr 5 in 2026, 4 days earlier than the 1991–2020 average (Apr 9), according to the USA National Phenology Network Spring Index.

What kind of onions grow in New Baltimore, NY?

Long-day onions: the longest day near 12124 is 15 h 18 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

Did the zone for 12124 change?

Yes. The 2012 USDA map put 12124 in zone 5b; the 2023 map puts it in zone 6a. The newer map uses 1991–2020 data and more weather stations.