Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated Oct 29, 2026

Planting zone for 82223 — Lingle, WY

ZIP code 82223 (Lingle, Goshen County) is in USDA zone 5a: the coldest winter night averages −20 to −15 °F. The median last spring frost is May 20 and the first fall frost September 22.

Where ZIP 82223 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.

Zone5a−20 to −15 °F

Coldest night−28.9 to −26.1 °C

Last frostMay 20

First frostSep 22

2012 zone5a

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 5a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Lingle, WY…

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 Lingle, WY

JanFebMarAprMayJunJulAugSepOctNovDec

Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free

Last spring frostMay 20median — 50% chance of a later frost

Safe for tender plantsJune 7only 10% chance of frost after

First fall frostSeptember 22median — 10% chance by Sep 8

Growing season122 daysfrost-free, median

A hard freeze (28 °F) usually ends around May 9 and returns around October 1.

From the NOAA station Lingle 2wsw, WY — within 1 mile, elevation 4,157 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 82223

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Apr 8 – Apr 22

SpinachSow outdoors · Apr 8 – Apr 29

Broccoli, cabbageStart indoors · Mar 11 – Mar 25

Broccoli, cabbageTransplant · Apr 29 – May 13

Onion setsPlant outdoors · Apr 22 – May 6

PotatoesPlant outdoors · Apr 29 – May 13

LettuceSow outdoors · Apr 22 – May 6

Carrots, beetsSow outdoors · Apr 29 – May 13

TomatoesStart indoors · Mar 25 – Apr 8

TomatoesTransplant · May 27 – Jun 10

Peppers, eggplantStart indoors · Mar 11 – Mar 25

Peppers, eggplantTransplant · Jun 3 – Jun 17

BeansSow outdoors · May 27 – Jun 10

Sweet cornSow outdoors · May 27 – Jun 10

Cucumbers, squashSow outdoors · May 27 – Jun 10

Fall lettuce, spinachSow outdoors · Jul 28 – Aug 11

GarlicPlant cloves · Sep 8 – Oct 13

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (May 20) and first fall frost (Sep 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 82223 came on Mar 2 — 28 days earlier than the 1991–2020 average (Mar 30).

average
Mar 302026
Mar 2

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 5a in Wyoming

542 plants native to the lower 48 states, recorded in Wyoming, and rated by the USDA to survive −20 °F or colder — the bottom of zone 5a. Each links to its USDA PLANTS profile.

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 Lingle, WY.

Soil in Lingle, WY

The soil mapped at the center of ZIP 82223 is Mitchell — silt loam, well drained.

TextureSilt loama good balance for most vegetables

pH7.9alkaline; most vegetables like 6.0–7.0

DrainageWell drainednatural drainage class

Organic matter0.75%low — add compost

Hydrologic groupBwater soaks in moderately

Farmland classFarmland of statewide importance, if irrigatedUSDA classification

Map unit: Mitchell silt loam, 3 to 6 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 82223; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Lingle, WY

Summer high89 °Faverage high, July

Winter low12 °Faverage low, January

Hot days39days a year at 90 °F or more

Freezing nights190nights a year at 32 °F or less

Growing degree days2,326base 50 °F — the season’s usable heat

Longest day15 h 15 mindaylight on June 21

Shortest day9 h 06 mindaylight on December 21

Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)

Precipitation14.8 inper year, rain and melted snow

Average high and low, by month

Precipitation by month inches

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Lingle 2wsw, WY (within 1 mile); precipitation: Lingle 2wsw, WY (within 1 mile). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 5a.

822435a

Veteran, WY · 9 mi

822125a

Fort Laramie, WY · 12 mi

822405a

Torrington, WY · 13 mi

Wyoming planting zones →

Questions about 82223

What planting zone is ZIP code 82223?

ZIP code 82223 (Lingle, WY) is in USDA hardiness zone 5a on the 2023 map: the coldest night of an average winter reaches −20 to −15 °F (−28.9 to −26.1 °C).

When is the last frost in Lingle, WY?

The median last spring frost (32 °F) near 82223 is May 20; after June 7 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Lingle 2wsw station.

When is the first frost in Lingle, WY?

The median first fall frost near 82223 is September 22, giving a median frost-free growing season of 122 days.

When should I plant tomatoes in 82223?

Start tomato seeds indoors around Mar 25 – Apr 8 and set transplants outside around May 27 – Jun 10, one to three weeks after the median last frost.

How much rain and snow does 82223 get?

About 14.8 inches of precipitation a year (NOAA 1991–2020 normals, Lingle 2wsw station).

How hot do summers get in Lingle, WY?

The average high peaks at 89 °F in July, with about 39 days a year at 90 °F or more.

What kind of soil does 82223 have?

The USDA soil survey maps Mitchell at the center of ZIP 82223: silt loam, well drained, pH about 7.9 (alkaline).

Did spring come early in Lingle, WY in 2026?

Spring leaf-out near 82223 came on Mar 2 in 2026, 28 days earlier than the 1991–2020 average (Mar 30), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Lingle, WY?

Long-day onions: the longest day near 82223 is 15 h 15 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).