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

Planting zone for 85502 — Globe, AZ

ZIP code 85502 (Globe, Gila County) is in USDA zone 9a: the coldest winter night averages 20 to 25 °F. The median last spring frost is March 11 and the first fall frost November 21.

Where ZIP 85502 is

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.

Zone9a20 to 25 °F

Coldest night−6.7 to −3.9 °C

Last frostMar 11

First frostNov 21

2012 zone9a

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 9a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Globe, AZ…

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 Globe, AZ

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostMarch 11median — 50% chance of a later frost

Safe for tender plantsMarch 29only 10% chance of frost after

First fall frostNovember 21median — 10% chance by Nov 6

Growing season253 daysfrost-free, median

A hard freeze (28 °F) usually ends around February 21 and returns around December 3.

From the NOAA station Globe #3, AZ — within 1 mile, elevation 3,662 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 85502

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Jan 28 – Feb 11

SpinachSow outdoors · Jan 28 – Feb 18

Broccoli, cabbageStart indoors · Dec 31 – Jan 14

Broccoli, cabbageTransplant · Feb 18 – Mar 4

Onion setsPlant outdoors · Feb 11 – Feb 25

PotatoesPlant outdoors · Feb 18 – Mar 4

LettuceSow outdoors · Feb 11 – Feb 25

Carrots, beetsSow outdoors · Feb 18 – Mar 4

TomatoesStart indoors · Jan 14 – Jan 28

TomatoesTransplant · Mar 18 – Apr 1

Peppers, eggplantStart indoors · Dec 31 – Jan 14

Peppers, eggplantTransplant · Mar 25 – Apr 8

BeansSow outdoors · Mar 18 – Apr 1

Sweet cornSow outdoors · Mar 18 – Apr 1

Cucumbers, squashSow outdoors · Mar 18 – Apr 1

Fall lettuce, spinachSow outdoors · Sep 26 – Oct 10

GarlicPlant cloves · Nov 7 – Dec 12

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Mar 11) and first fall frost (Nov 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 85502 came on Jan 31 — 5 days earlier than the 1991–2020 average (Feb 5).

average
Feb 52026
Jan 31

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 9a in Arizona

492 plants native to the lower 48 states, recorded in Arizona, and rated by the USDA to survive 20 °F or colder — the bottom of zone 9a. 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 Globe, AZ.

Soil in Globe, AZ

The soil mapped at the center of ZIP 85502 is Haplic Torriarents — very gravelly sandy loam, somewhat excessively drained. Much of the area is built over (urban land); this is the natural soil underneath.

TextureVery gravelly sandy loamdrains and warms fast; dries out and needs more feeding

pH6.6neutral; most vegetables like 6.0–7.0

DrainageSomewhat excessively drainednatural drainage class

Organic matter0.75%low — add compost

Hydrologic groupAwater soaks in fast

Farmland classNot prime farmlandUSDA classification

Map unit: Urban land and Haplic Torriarents soils, 0 to 5 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 85502; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Globe, AZ

Summer high97 °Faverage high, June

Winter low33 °Faverage low, January

Hot days114days a year at 90 °F or more

Freezing nights40nights a year at 32 °F or less

Growing degree days5,597base 50 °F — the season’s usable heat

Longest day14 h 22 mindaylight on June 21

Shortest day9 h 56 mindaylight on December 21

Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully

Precipitation15.6 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: Globe #3, AZ (within 1 mile); precipitation: Globe #3, AZ (within 1 mile). Daylight is calculated from latitude.

Nearby ZIP codes

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

San Carlos, AZ · 19 mi

Roosevelt, AZ · 24 mi

851359a

Hayden, AZ · 28 mi

All 2 ZIP codes in Globe → · Arizona planting zones →

Questions about 85502

What planting zone is ZIP code 85502?

ZIP code 85502 (Globe, AZ) is in USDA hardiness zone 9a on the 2023 map: the coldest night of an average winter reaches 20 to 25 °F (−6.7 to −3.9 °C).

When is the last frost in Globe, AZ?

The median last spring frost (32 °F) near 85502 is March 11; after March 29 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Globe #3 station.

When is the first frost in Globe, AZ?

The median first fall frost near 85502 is November 21, giving a median frost-free growing season of 253 days.

When should I plant tomatoes in 85502?

Start tomato seeds indoors around Jan 14 – Jan 28 and set transplants outside around Mar 18 – Apr 1, one to three weeks after the median last frost.

How much rain and snow does 85502 get?

About 15.6 inches of precipitation a year (NOAA 1991–2020 normals, Globe #3 station).

How hot do summers get in Globe, AZ?

The average high peaks at 97 °F in June, with about 114 days a year at 90 °F or more.

What kind of soil does 85502 have?

The USDA soil survey maps Haplic Torriarents at the center of ZIP 85502: very gravelly sandy loam, somewhat excessively drained, pH about 6.6 (neutral).

Did spring come early in Globe, AZ in 2026?

Spring leaf-out near 85502 came on Jan 31 in 2026, 5 days earlier than the 1991–2020 average (Feb 5), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Globe, AZ?

Intermediate onions: the longest day near 85502 is 14 h 22 min, so day-neutral types bulb best; long-day varieties may not bulb fully.