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

Planting zone for 89009 — Henderson, NV

ZIP code 89009 (Henderson, Clark County) is in USDA zone 9b: the coldest winter night averages 25 to 30 °F. The median last spring frost is January 21 and the first fall frost December 17.

Where ZIP 89009 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.

Zone9b25 to 30 °F
Coldest night−3.9 to −1.1 °C
Last frostJan 21
First frostDec 17
2012 zone9a

Was 9a 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 9b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Henderson, NV…

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 Henderson, NV

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostJanuary 21median — 50% chance of a later frost
Safe for tender plantsMarch 5only 10% chance of frost after
First fall frostDecember 17median — 10% chance by Dec 2
Growing season328 daysfrost-free, median

A hard freeze (28 °F) usually ends around January 10 and returns around December 30.

From the NOAA station Alan Bible Visitor Center, NV — 11 miles away, elevation 1,641 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 89009

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Dec 10 – Dec 24
SpinachSow outdoors · Dec 10 – Dec 31
Broccoli, cabbageStart indoors · Nov 12 – Nov 26
Broccoli, cabbageTransplant · Dec 31 – Jan 14
Onion setsPlant outdoors · Dec 24 – Jan 7
PotatoesPlant outdoors · Dec 31 – Jan 14
LettuceSow outdoors · Dec 24 – Jan 7
Carrots, beetsSow outdoors · Dec 31 – Jan 14
TomatoesStart indoors · Nov 26 – Dec 10
TomatoesTransplant · Jan 28 – Feb 11
Peppers, eggplantStart indoors · Nov 12 – Nov 26
Peppers, eggplantTransplant · Feb 4 – Feb 18
BeansSow outdoors · Jan 28 – Feb 11
Sweet cornSow outdoors · Jan 28 – Feb 11
Cucumbers, squashSow outdoors · Jan 28 – Feb 11
Fall lettuce, spinachSow outdoors · Oct 22 – Nov 5
GarlicPlant cloves · Dec 3 – Jan 7
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Jan 21) and first fall frost (Dec 17) 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 89009 came on Jan 27 — 4 days earlier than the 1991–2020 average (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 9b in Nevada

544 plants native to the lower 48 states, recorded in Nevada, and rated by the USDA to survive 25 °F or colder — the bottom of zone 9b. Each links to its USDA PLANTS profile.

Trees 29

Arizona cypress50 ft · blooms spring · low shade tolerance · to −23 °Fbalsam poplar80 ft · blooms late spring · high shade tolerance · to −79 °Fblack locust60 ft · blooms spring · high shade tolerance · to −37 °Fboxelder60 ft · blooms early spring · low shade tolerance · to −46 °FCalifornia red fir150 ft · blooms late spring · low shade tolerance · to −23 °FDouglas-fir200 ft · blooms mid spring · medium shade tolerance · to −33 °F

Shrubs 112

alderleaf mountain mahogany15 ft · blooms late spring · medium shade tolerance · to −41 °Falpine laurel1 ft · blooms late spring · low shade tolerance · to −28 °Fantelope bitterbrush6 ft · blooms early spring · medium shade tolerance · to −36 °FApache plume6 ft · blooms late spring · high shade tolerance · to −23 °Fbig sagebrush4 ft · blooms mid summer · high shade tolerance · to −43 °Fbig saltbush10 ft · blooms early summer · high shade tolerance · to 7 °F

Wildflowers & perennials 256

alkali buttercup1 ft · blooms late spring · low shade tolerance · to −38 °Falpine bistort1 ft · blooms mid spring · high shade tolerance · to −38 °Falpine mountainsorrel1 ft · blooms mid summer · medium shade tolerance · to −43 °FAmerican alpine speedwell1 ft · blooms summer · medium shade tolerance · to −28 °FAmerican bistort1.5 ft · blooms mid spring · high shade tolerance · to −38 °FAmerican eelgrass1 ft · blooms mid summer · high shade tolerance · to −33 °F

Grasses 137

Alaska oniongrass3 ft · blooms mid spring · low shade tolerance · to −33 °Falkali cordgrass3 ft · blooms late summer · high shade tolerance · to −38 °Falkali sacaton3 ft · blooms mid summer · high shade tolerance · to −38 °Falpine timothy1.4 ft · blooms late spring · medium shade tolerance · to −43 °Fanalogue sedge1.5 ft · blooms late spring · medium shade tolerance · to −38 °Farctic bluegrass2 ft · high shade tolerance · to −62 °F

Vines 1

western white clematis1 ft · blooms mid summer · medium shade tolerance · to −38 °F

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 Henderson, NV.

Soil in Henderson, NV

The soil mapped at the center of ZIP 89009 is Nipton — extremely gravelly sandy loam, somewhat excessively drained.

TextureExtremely gravelly sandy loamdrains and warms fast; dries out and needs more feeding
pH7.9alkaline; most vegetables like 6.0–7.0
DrainageSomewhat excessively drainednatural drainage class
Organic matter0.25%low — add compost
Hydrologic groupDwater soaks in very slowly
Farmland classNot prime farmlandUSDA classification

Map unit: Nipton-Haleburu-Rock outcrop association.

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 89009; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Henderson, NV

Summer high107 °Faverage high, July
Winter low40 °Faverage low, December
Hot days147days a year at 90 °F or more
Freezing nights5nights a year at 32 °F or less
Growing degree days8,112base 50 °F — the season’s usable heat
Longest day14 h 36 mindaylight on June 21
Shortest day9 h 43 mindaylight on December 21
Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully
Precipitation4.8 inper year, rain and melted snow

Average high and low, by month

30°40°50°60°70°80°90°100°110°120°32 °FJanuary: average high 60 °F, low 41 °F 60°41° JanFebruary: average high 64 °F, low 45 °F 64°45° FebMarch: average high 73 °F, low 52 °F 73°52° MarApril: average high 81 °F, low 59 °F 81°59° AprMay: average high 91 °F, low 66 °F 91°66° MayJune: average high 103 °F, low 77 °F 103°77° JunJuly: average high 107 °F, low 84 °F 107°84° JulAugust: average high 105 °F, low 82 °F 105°82° AugSeptember: average high 98 °F, low 73 °F 98°73° SepOctober: average high 84 °F, low 59 °F 84°59° OctNovember: average high 69 °F, low 50 °F 69°50° NovDecember: average high 60 °F, low 40 °F 60°40° Dec

Precipitation by month inches

0″1″January: 0.63 in precipitation 0.6 JanFebruary: 0.93 in precipitation 0.9 FebMarch: 0.62 in precipitation 0.6 MarApril: 0.16 in precipitation 0.2 AprMay: 0.09 in precipitation 0.1 MayJune: 0.06 in precipitation 0.1 JunJuly: 0.34 in precipitation 0.3 JulAugust: 0.62 in precipitation 0.6 AugSeptember: 0.24 in precipitation 0.2 SepOctober: 0.37 in precipitation 0.4 OctNovember: 0.46 in precipitation 0.5 NovDecember: 0.32 in precipitation 0.3 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Alan Bible Visitor Center, NV (11 mi away); precipitation: Boulder City, NV (8 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

889059a
The Lakes, NV · <1 mi
890069b
Boulder City, NV · <1 mi
890169b
Henderson, NV · <1 mi
890539b
Henderson, NV · <1 mi
890449a
Henderson, NV · 5 mi
890029b
Henderson, NV · 5 mi
890129b
Henderson, NV · 7 mi
890779b
Henderson, NV · 8 mi

All 12 ZIP codes in Henderson → · Nevada planting zones →

Questions about 89009

What planting zone is ZIP code 89009?

ZIP code 89009 (Henderson, NV) is in USDA hardiness zone 9b on the 2023 map: the coldest night of an average winter reaches 25 to 30 °F (−3.9 to −1.1 °C).

When is the last frost in Henderson, NV?

The median last spring frost (32 °F) near 89009 is January 21; after March 5 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Alan Bible Visitor Center station.

When is the first frost in Henderson, NV?

The median first fall frost near 89009 is December 17, giving a median frost-free growing season of 328 days.

When should I plant tomatoes in 89009?

Start tomato seeds indoors around Nov 26 – Dec 10 and set transplants outside around Jan 28 – Feb 11, one to three weeks after the median last frost.

How much rain and snow does 89009 get?

About 4.8 inches of precipitation a year (NOAA 1991–2020 normals, Boulder City station).

How hot do summers get in Henderson, NV?

The average high peaks at 107 °F in July, with about 147 days a year at 90 °F or more.

What kind of soil does 89009 have?

The USDA soil survey maps Nipton at the center of ZIP 89009: extremely gravelly sandy loam, somewhat excessively drained, pH about 7.9 (alkaline).

Did spring come early in Henderson, NV in 2026?

Spring leaf-out near 89009 came on Jan 27 in 2026, 4 days earlier than the 1991–2020 average (Jan 31), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Henderson, NV?

Intermediate onions: the longest day near 89009 is 14 h 36 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 89009 change?

Yes. The 2012 USDA map put 89009 in zone 9a; the 2023 map puts it in zone 9b. The newer map uses 1991–2020 data and more weather stations.