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

Planting zone for 98363 — Port Angeles, WA

ZIP code 98363 (Port Angeles, Clallam County) is in USDA zone 8b: the coldest winter night averages 15 to 20 °F. The median last spring frost is April 9 and the first fall frost November 3.

Where ZIP 98363 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.

Zone8b15 to 20 °F
Coldest night−9.4 to −6.7 °C
Last frostApr 9
First frostNov 3
2012 zone8b

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 8b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Port Angeles, 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 Port Angeles, WA

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 9median — 50% chance of a later frost
Safe for tender plantsApril 29only 10% chance of frost after
First fall frostNovember 3median — 10% chance by Oct 19
Growing season209 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 4 and returns around November 24.

From the NOAA station Elwha Rs, WA — 11 miles away, elevation 361 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 98363

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Feb 26 – Mar 12
SpinachSow outdoors · Feb 26 – Mar 19
Broccoli, cabbageStart indoors · Jan 29 – Feb 12
Broccoli, cabbageTransplant · Mar 19 – Apr 2
Onion setsPlant outdoors · Mar 12 – Mar 26
PotatoesPlant outdoors · Mar 19 – Apr 2
LettuceSow outdoors · Mar 12 – Mar 26
Carrots, beetsSow outdoors · Mar 19 – Apr 2
TomatoesStart indoors · Feb 12 – Feb 26
TomatoesTransplant · Apr 16 – Apr 30
Peppers, eggplantStart indoors · Jan 29 – Feb 12
Peppers, eggplantTransplant · Apr 23 – May 7
BeansSow outdoors · Apr 16 – Apr 30
Sweet cornSow outdoors · Apr 16 – Apr 30
Cucumbers, squashSow outdoors · Apr 16 – Apr 30
Fall lettuce, spinachSow outdoors · Sep 8 – Sep 22
GarlicPlant cloves · Oct 20 – Nov 24
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 9) and first fall frost (Nov 3) 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 98363 came on Feb 21 — 44 days earlier than the 1991–2020 average (Apr 6).

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 8b in Washington

614 plants native to the lower 48 states, recorded in Washington, and rated by the USDA to survive 15 °F or colder — the bottom of zone 8b. Each links to its USDA PLANTS profile.

Trees 32

Alaska cedar75 ft · blooms mid spring · low shade tolerance · to −22 °FAmerican sycamore100 ft · blooms spring · medium shade tolerance · to −34 °Fbalsam poplar80 ft · blooms late spring · high shade tolerance · to −79 °Fbigleaf maple60 ft · blooms mid spring · medium shade tolerance · to −14 °Fblack locust60 ft · blooms spring · high shade tolerance · to −37 °Fboxelder60 ft · blooms early spring · low shade tolerance · to −46 °F

Shrubs 114

alderleaf buckthorn3 ft · blooms late spring · low shade tolerance · to −33 °FAllegheny serviceberry35 ft · blooms early spring · low shade tolerance · to −38 °Falpine laurel1 ft · blooms late spring · low shade tolerance · to −28 °FAmerican plum24 ft · blooms mid spring · high shade tolerance · to −38 °Fantelope bitterbrush6 ft · blooms early spring · medium shade tolerance · to −36 °FBarclay's willow15 ft · high shade tolerance · to −43 °F

Wildflowers & perennials 293

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 157

Alaska brome5 ft · blooms late spring · low shade tolerance · to −18 °FAlaska 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 °FAmerican beachgrass2.5 ft · blooms spring · high shade tolerance · to −28 °F

Vines 3

riverbank grape45 ft · blooms late spring · medium shade tolerance · to −33 °Ftrumpet creeper2 ft · blooms summer · high shade tolerance · to −13 °Fwestern 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 Port Angeles, WA.

Soil in Port Angeles, WA

The soil mapped at the center of ZIP 98363 is Skookumcreek — slightly decomposed plant material, well drained.

TextureSlightly decomposed plant materialtop layer
pH4.5strongly acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter75%high
Hydrologic groupAwater soaks in fast
Farmland classNot prime farmlandUSDA classification

Map unit: Skookumcreek-Bonjonpass-Mountscott complex, 0 to 100 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 98363; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Port Angeles, WA

Summer high75 °Faverage high, August
Winter low33 °Faverage low, January
Hot days2days a year at 90 °F or more
Freezing nights66nights a year at 32 °F or less
Growing degree days1,440base 50 °F — the season’s usable heat
Longest day16 h 03 mindaylight on June 21
Shortest day8 h 22 mindaylight on December 21
Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)
Precipitation57.9 inper year, rain and melted snow
Snowfall2 inper year

Average high and low, by month

20°30°40°50°60°70°80°90°32 °FJanuary: average high 41 °F, low 33 °F 41°33° JanFebruary: average high 44 °F, low 33 °F 44°33° FebMarch: average high 50 °F, low 35 °F 50°35° MarApril: average high 56 °F, low 38 °F 56°38° AprMay: average high 63 °F, low 43 °F 63°43° MayJune: average high 67 °F, low 47 °F 67°47° JunJuly: average high 74 °F, low 51 °F 74°51° JulAugust: average high 75 °F, low 52 °F 75°52° AugSeptember: average high 68 °F, low 48 °F 68°48° SepOctober: average high 56 °F, low 42 °F 56°42° OctNovember: average high 46 °F, low 36 °F 46°36° NovDecember: average high 41 °F, low 33 °F 41°33° Dec

Precipitation by month inches · ❄ = snowfall

0″2″4″6″8″10″January: 8.87 in precipitation, 1 in snowfall 8.9❄1 JanFebruary: 6.14 in precipitation, 0.5 in snowfall 6.1❄1 FebMarch: 6.94 in precipitation, 0.2 in snowfall 6.9 MarApril: 3.28 in precipitation 3.3 AprMay: 1.91 in precipitation 1.9 MayJune: 1.39 in precipitation 1.4 JunJuly: 0.74 in precipitation 0.7 JulAugust: 1.14 in precipitation 1.1 AugSeptember: 1.63 in precipitation 1.6 SepOctober: 5.85 in precipitation 5.8 OctNovember: 10.06 in precipitation, 0.2 in snowfall 10.1 NovDecember: 9.92 in precipitation, 0.1 in snowfall 9.9 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Elwha Rs, WA (11 mi away); precipitation: Elwha Rs, WA (11 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

983439a
Joyce, WA · 10 mi
983058b
Beaver, WA · 19 mi
983628b
Port Angeles, WA · 23 mi
983318b
Forks, WA · 24 mi
983248b
Carlsborg, WA · 31 mi
983269a
Clallam Bay, WA · 33 mi
983828b
Sequim, WA · 33 mi
983819a
Sekiu, WA · 35 mi

All 2 ZIP codes in Port Angeles → · Washington planting zones →

Questions about 98363

What planting zone is ZIP code 98363?

ZIP code 98363 (Port Angeles, WA) is in USDA hardiness zone 8b on the 2023 map: the coldest night of an average winter reaches 15 to 20 °F (−9.4 to −6.7 °C).

When is the last frost in Port Angeles, WA?

The median last spring frost (32 °F) near 98363 is April 9; after April 29 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Elwha Rs station.

When is the first frost in Port Angeles, WA?

The median first fall frost near 98363 is November 3, giving a median frost-free growing season of 209 days.

When should I plant tomatoes in 98363?

Start tomato seeds indoors around Feb 12 – Feb 26 and set transplants outside around Apr 16 – Apr 30, one to three weeks after the median last frost.

How much rain and snow does 98363 get?

About 57.9 inches of precipitation a year and 2 inches of snowfall (NOAA 1991–2020 normals, Elwha Rs station).

How hot do summers get in Port Angeles, WA?

The average high peaks at 75 °F in August, with about 2 days a year at 90 °F or more.

What kind of soil does 98363 have?

The USDA soil survey maps Skookumcreek at the center of ZIP 98363: slightly decomposed plant material, well drained, pH about 4.5 (strongly acidic).

Did spring come early in Port Angeles, WA in 2026?

Spring leaf-out near 98363 came on Feb 21 in 2026, 44 days earlier than the 1991–2020 average (Apr 6), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Port Angeles, WA?

Long-day onions: the longest day near 98363 is 16 h 03 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).