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

Planting zone for 84735 — Hatch, UT

ZIP code 84735 (Hatch, Garfield County) is in USDA zone 6a: the coldest winter night averages −10 to −5 °F. The median last spring frost is June 19 and the first fall frost September 13.

Where ZIP 84735 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 frostJun 19

First frostSep 13

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 Hatch, UT…

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 Hatch, UT

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostJune 19median — 50% chance of a later frost

Safe for tender plantsJuly 2only 10% chance of frost after

First fall frostSeptember 13median — 10% chance by Sep 1

Growing season83 daysfrost-free, median

A hard freeze (28 °F) usually ends around June 6 and returns around September 22.

From the NOAA station Hatch, UT — within 1 mile, elevation 6,893 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 84735

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · May 8 – May 22

SpinachSow outdoors · May 8 – May 29

Broccoli, cabbageStart indoors · Apr 10 – Apr 24

Broccoli, cabbageTransplant · May 29 – Jun 12

Onion setsPlant outdoors · May 22 – Jun 5

PotatoesPlant outdoors · May 29 – Jun 12

LettuceSow outdoors · May 22 – Jun 5

Carrots, beetsSow outdoors · May 29 – Jun 12

TomatoesStart indoors · Apr 24 – May 8

TomatoesTransplant · Jun 26 – Jul 10

Peppers, eggplantStart indoors · Apr 10 – Apr 24

Peppers, eggplantTransplant · Jul 3 – Jul 17

BeansSow outdoors · Jun 26 – Jul 10

Sweet cornSow outdoors · Jun 26 – Jul 10

Cucumbers, squashSow outdoors · Jun 26 – Jul 10

Fall lettuce, spinachSow outdoors · Jul 19 – Aug 2

GarlicPlant cloves · Aug 30 – Oct 4

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Jun 19) and first fall frost (Sep 13) 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 84735 came on Mar 21 — 21 days earlier than the 1991–2020 average (Apr 11).

average
Apr 112026
Mar 21

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 6a in Utah

546 plants native to the lower 48 states, recorded in Utah, and rated by the USDA to survive −10 °F or colder — the bottom of zone 6a. 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 Hatch, UT.

Soil in Hatch, UT

The soil mapped at the center of ZIP 84735 is Notter — loam, well drained.

TextureLoama good balance for most vegetables

pH7.6slightly alkaline; most vegetables like 6.0–7.0

DrainageWell drainednatural drainage class

Organic matter1.5%low — add compost

Hydrologic groupCwater soaks in slowly

Farmland classNot prime farmlandUSDA classification

Map unit: Notter loam, thick surface, 4 to 8 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 84735; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Hatch, UT

Summer high85 °Faverage high, July

Winter low9 °Faverage low, January

Hot days9days a year at 90 °F or more

Freezing nights236nights a year at 32 °F or less

Growing degree days1,399base 50 °F — the season’s usable heat

Longest day14 h 46 mindaylight on June 21

Shortest day9 h 33 mindaylight on December 21

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

Precipitation13.2 inper year, rain and melted snow

Snowfall53 inper year

Average high and low, by month

Precipitation by month inches · ❄ = snowfall

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Hatch, UT (within 1 mile); precipitation: Hatch, UT (within 1 mile). 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.

847106a

Alton, UT · 13 mi

847196a

Brian Head, UT · 18 mi

847626a

Duck Creek Village, UT · 19 mi

847596a

Panguitch, UT · 20 mi

847766a

Tropic, UT · 20 mi

847186a

Cannonville, UT · 21 mi

847296b

Glendale, UT · 21 mi

847606a

Paragonah, UT · 24 mi

Utah planting zones →

Questions about 84735

What planting zone is ZIP code 84735?

ZIP code 84735 (Hatch, UT) 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 Hatch, UT?

The median last spring frost (32 °F) near 84735 is June 19; after July 2 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Hatch station.

When is the first frost in Hatch, UT?

The median first fall frost near 84735 is September 13, giving a median frost-free growing season of 83 days.

When should I plant tomatoes in 84735?

Start tomato seeds indoors around Apr 24 – May 8 and set transplants outside around Jun 26 – Jul 10, one to three weeks after the median last frost.

How much rain and snow does 84735 get?

About 13.2 inches of precipitation a year and 53 inches of snowfall (NOAA 1991–2020 normals, Hatch station).

How hot do summers get in Hatch, UT?

The average high peaks at 85 °F in July, with about 9 days a year at 90 °F or more.

What kind of soil does 84735 have?

The USDA soil survey maps Notter at the center of ZIP 84735: loam, well drained, pH about 7.6 (slightly alkaline).

Did spring come early in Hatch, UT in 2026?

Spring leaf-out near 84735 came on Mar 21 in 2026, 21 days earlier than the 1991–2020 average (Apr 11), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Hatch, UT?

Intermediate onions: the longest day near 84735 is 14 h 46 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 84735 change?

Yes. The 2012 USDA map put 84735 in zone 5b; the 2023 map puts it in zone 6a. The newer map uses 1991–2020 data and more weather stations.