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

Planting zone for 98350 — La Push, WA

ZIP code 98350 (La Push, Clallam County) is in USDA zone 9a: the coldest winter night averages 20 to 25 °F. The median last spring frost is April 20 and the first fall frost October 26.

Where ZIP 98350 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.

Zone9a20 to 25 °F

Coldest night−6.7 to −3.9 °C

Last frostApr 20

First frostOct 26

2012 zone8b

Was 8b 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 9a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for La Push, WA…

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 La Push, WA

JanFebMarAprMayJunJulAugSepOctNovDec

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

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

Safe for tender plantsMay 10only 10% chance of frost after

First fall frostOctober 26median — 10% chance by Oct 2

Growing season190 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 17 and returns around November 15.

From the NOAA station Quillayute State Airport, WA — 4 miles away, elevation 184 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 98350

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Mar 9 – Mar 23

SpinachSow outdoors · Mar 9 – Mar 30

Broccoli, cabbageStart indoors · Feb 9 – Feb 23

Broccoli, cabbageTransplant · Mar 30 – Apr 13

Onion setsPlant outdoors · Mar 23 – Apr 6

PotatoesPlant outdoors · Mar 30 – Apr 13

LettuceSow outdoors · Mar 23 – Apr 6

Carrots, beetsSow outdoors · Mar 30 – Apr 13

TomatoesStart indoors · Feb 23 – Mar 9

TomatoesTransplant · Apr 27 – May 11

Peppers, eggplantStart indoors · Feb 9 – Feb 23

Peppers, eggplantTransplant · May 4 – May 18

BeansSow outdoors · Apr 27 – May 11

Sweet cornSow outdoors · Apr 27 – May 11

Cucumbers, squashSow outdoors · Apr 27 – May 11

Fall lettuce, spinachSow outdoors · Aug 31 – Sep 14

GarlicPlant cloves · Oct 12 – Nov 16

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 20) and first fall frost (Oct 26) 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 98350 came on Feb 3 — 12 days earlier than the 1991–2020 average (Feb 15).

average
Feb 152026
Feb 3

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 Washington

617 plants native to the lower 48 states, recorded in Washington, 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 La Push, WA.

Soil in La Push, WA

The soil mapped at the center of ZIP 98350 is Willapa — slightly decomposed plant material, moderately well drained.

TextureSlightly decomposed plant materialtop layer

pH4.5strongly acidic; most vegetables like 6.0–7.0

DrainageModerately well drainednatural drainage class

Organic matter75%high

Hydrologic groupB/Dmoderate when drained; wet otherwise

Farmland classFarmland of statewide importanceUSDA classification

Map unit: Willapa-Calawah complex, 0 to 15 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 98350; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in La Push, WA

Summer high69 °Faverage high, August

Winter low35 °Faverage low, February

Hot days1days a year at 90 °F or more

Freezing nights53nights a year at 32 °F or less

Growing degree days1,178base 50 °F — the season’s usable heat

Longest day16 h 02 mindaylight on June 21

Shortest day8 h 23 mindaylight on December 21

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

Precipitation101.3 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: Quillayute State Airport, WA (4 mi away); precipitation: Quillayute State Airport, WA (4 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

983269a

Clallam Bay, WA · 18 mi

Port Angeles, WA · 38 mi

985268b

Amanda Park, WA · 42 mi

985878b

Taholah, WA · 46 mi

Washington planting zones →

Questions about 98350

What planting zone is ZIP code 98350?

ZIP code 98350 (La Push, WA) 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 La Push, WA?

The median last spring frost (32 °F) near 98350 is April 20; after May 10 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Quillayute State Airport station.

When is the first frost in La Push, WA?

The median first fall frost near 98350 is October 26, giving a median frost-free growing season of 190 days.

When should I plant tomatoes in 98350?

Start tomato seeds indoors around Feb 23 – Mar 9 and set transplants outside around Apr 27 – May 11, one to three weeks after the median last frost.

How much rain and snow does 98350 get?

About 101.3 inches of precipitation a year (NOAA 1991–2020 normals, Quillayute State Airport station).

How hot do summers get in La Push, WA?

The average high peaks at 69 °F in August, with about 1 days a year at 90 °F or more.

What kind of soil does 98350 have?

The USDA soil survey maps Willapa at the center of ZIP 98350: slightly decomposed plant material, moderately well drained, pH about 4.5 (strongly acidic).

Did spring come early in La Push, WA in 2026?

Spring leaf-out near 98350 came on Feb 3 in 2026, 12 days earlier than the 1991–2020 average (Feb 15), according to the USA National Phenology Network Spring Index.

What kind of onions grow in La Push, WA?

Long-day onions: the longest day near 98350 is 16 h 02 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

Did the zone for 98350 change?

Yes. The 2012 USDA map put 98350 in zone 8b; the 2023 map puts it in zone 9a. The newer map uses 1991–2020 data and more weather stations.