Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated Oct 30, 2026

Planting zone for Moapa, NV

Moapa, NV is in USDA zone 9a across its 2 ZIP codes. The median last spring frost is February 26 and the first fall frost November 22.

Moapa on the zone map

Outlined: its 1 ZIP code areas · 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

ZIP codes2

Last frostFeb 26

First frostNov 22

Growing season268 days

9a 2 ZIPs

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Moapa, 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 Moapa, NV

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostFebruary 26median — 50% chance of a later frost

Safe for tender plantsMarch 16only 10% chance of frost after

First fall frostNovember 22median — 10% chance by Nov 9

Growing season268 daysfrost-free, median

A hard freeze (28 °F) usually ends around February 5 and returns around December 2.

From the NOAA station Overton, NV, elevation 1,250 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 Moapa

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Jan 15 – Jan 29

SpinachSow outdoors · Jan 15 – Feb 5

Broccoli, cabbageStart indoors · Dec 18 – Jan 1

Broccoli, cabbageTransplant · Feb 5 – Feb 19

Onion setsPlant outdoors · Jan 29 – Feb 12

PotatoesPlant outdoors · Feb 5 – Feb 19

LettuceSow outdoors · Jan 29 – Feb 12

Carrots, beetsSow outdoors · Feb 5 – Feb 19

TomatoesStart indoors · Jan 1 – Jan 15

TomatoesTransplant · Mar 5 – Mar 19

Peppers, eggplantStart indoors · Dec 18 – Jan 1

Peppers, eggplantTransplant · Mar 12 – Mar 26

BeansSow outdoors · Mar 5 – Mar 19

Sweet cornSow outdoors · Mar 5 – Mar 19

Cucumbers, squashSow outdoors · Mar 5 – Mar 19

Fall lettuce, spinachSow outdoors · Sep 27 – Oct 11

GarlicPlant cloves · Nov 8 – Dec 13

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Feb 26) and first fall frost (Nov 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 89025 came on Jan 28 — 4 days earlier than the 1991–2020 average (Feb 1).

average
Feb 12026
Jan 28

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 Nevada

541 plants native to the lower 48 states, recorded in Nevada, 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 Moapa, NV.

Soil in Moapa, NV

The soil mapped at the center of ZIP 89025 is St. Thomas — cobbly loam, well drained.

TextureCobbly loama good balance for most vegetables

pH8.5alkaline; most vegetables like 6.0–7.0

DrainageWell drainednatural drainage class

Organic matter0.25%low — add compost

Hydrologic groupDwater soaks in very slowly

Farmland classNot prime farmlandUSDA classification

Map unit: Rock land-St. Thomas association, very steep.

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 89025; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Moapa, NV

Summer high109 °Faverage high, July

Winter low32 °Faverage low, December

Hot days160days a year at 90 °F or more

Freezing nights42nights a year at 32 °F or less

Growing degree days7,159base 50 °F — the season’s usable heat

Longest day14 h 40 mindaylight on June 21

Shortest day9 h 39 mindaylight on December 21

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

Precipitation6.5 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: Overton, NV (20 mi away); precipitation: Moapa 7.2 Wnw, NV (4 mi away). Daylight is calculated from latitude.

ZIP codes in Moapa

Nevada planting zones →

Questions about Moapa

What planting zone is Moapa, NV?

Moapa, NV is in USDA hardiness zone 9a on the 2023 map (9a: 20 to 25 °F).

When is the last frost in Moapa, NV?

The median last spring frost is February 26 and the median first fall frost is November 22 (NOAA 1991–2020 normals, Overton station).

When can I plant a garden in Moapa, NV?

Cool-season crops like peas and spinach go in around Jan 15 – Feb 5; tomatoes, peppers, beans and squash after about Mar 5, once frost risk has passed.

What kind of onions grow in Moapa, NV?

Intermediate onions: the longest day is 14 h 40 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

How much rain and snow does Moapa, NV get?

About 6.5 inches of precipitation a year (NOAA 1991–2020 normals).