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

Planting zone for 97394 — Waldport, OR

ZIP code 97394 (Waldport, Lincoln County) is in USDA zone 9a: the coldest winter night averages 20 to 25 °F. The median last spring frost is February 19 and the first fall frost December 11.

Where ZIP 97394 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 frostFeb 19

First frostDec 11

2012 zone9a

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 9a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Waldport, OR…

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 Waldport, OR

JanFebMarAprMayJunJulAugSepOctNovDec

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

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

Safe for tender plantsMarch 23only 10% chance of frost after

First fall frostDecember 11median — 10% chance by Nov 12

Growing season303 daysfrost-free, median

A hard freeze (28 °F) usually ends around January 9 and returns around December 24.

From the NOAA station Yachats, OR — 6 miles away, elevation 49 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 97394

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Jan 8 – Jan 22

SpinachSow outdoors · Jan 8 – Jan 29

Broccoli, cabbageStart indoors · Dec 11 – Dec 25

Broccoli, cabbageTransplant · Jan 29 – Feb 12

Onion setsPlant outdoors · Jan 22 – Feb 5

PotatoesPlant outdoors · Jan 29 – Feb 12

LettuceSow outdoors · Jan 22 – Feb 5

Carrots, beetsSow outdoors · Jan 29 – Feb 12

TomatoesStart indoors · Dec 25 – Jan 8

TomatoesTransplant · Feb 26 – Mar 12

Peppers, eggplantStart indoors · Dec 11 – Dec 25

Peppers, eggplantTransplant · Mar 5 – Mar 19

BeansSow outdoors · Feb 26 – Mar 12

Sweet cornSow outdoors · Feb 26 – Mar 12

Cucumbers, squashSow outdoors · Feb 26 – Mar 12

Fall lettuce, spinachSow outdoors · Oct 16 – Oct 30

GarlicPlant cloves · Nov 27 – Jan 1

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Feb 19) and first fall frost (Dec 11) 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 97394 came on Jan 31 — 6 days earlier than the 1991–2020 average (Feb 6).

average
Feb 62026
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 9a in Oregon

666 plants native to the lower 48 states, recorded in Oregon, 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 Waldport, OR.

Soil in Waldport, OR

The soil mapped at the center of ZIP 97394 is Astoria — clay loam, well drained.

TextureClay loamholds water and nutrients; slow to drain and warm up

pH4.8strongly acidic; most vegetables like 6.0–7.0

DrainageWell drainednatural drainage class

Organic matter7.5%high

Hydrologic groupBwater soaks in moderately

Farmland classNot prime farmlandUSDA classification

Map unit: Astoria clay loam, dissected uneven, 25 to 37 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 97394; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Waldport, OR

Summer high65 °Faverage high, August

Winter low41 °Faverage low, February

Hot days0days a year at 90 °F or more

Freezing nights7nights a year at 32 °F or less

Growing degree days1,381base 50 °F — the season’s usable heat

Longest day15 h 32 mindaylight on June 21

Shortest day8 h 50 mindaylight on December 21

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

Precipitation78.3 inper year, rain and melted snow

Snowfall1 inper year; 1 days with snow on the ground

Average high and low, by month

Precipitation by month inches · ❄ = snowfall

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Yachats, OR (6 mi away); precipitation: Yachats, OR (6 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.

South Beach, OR · 13 mi

973919a

Toledo, OR · 14 mi

973439a

Eddyville, OR · 18 mi

973659b

Newport, OR · 19 mi

974809a

Swisshome, OR · 21 mi

Oregon planting zones →

Questions about 97394

What planting zone is ZIP code 97394?

ZIP code 97394 (Waldport, OR) 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 Waldport, OR?

The median last spring frost (32 °F) near 97394 is February 19; after March 23 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Yachats station.

When is the first frost in Waldport, OR?

The median first fall frost near 97394 is December 11, giving a median frost-free growing season of 303 days.

When should I plant tomatoes in 97394?

Start tomato seeds indoors around Dec 25 – Jan 8 and set transplants outside around Feb 26 – Mar 12, one to three weeks after the median last frost.

How much rain and snow does 97394 get?

About 78.3 inches of precipitation a year and 1 inches of snowfall (NOAA 1991–2020 normals, Yachats station).

How hot do summers get in Waldport, OR?

The average high peaks at 65 °F in August, with about 0 days a year at 90 °F or more.

What kind of soil does 97394 have?

The USDA soil survey maps Astoria at the center of ZIP 97394: clay loam, well drained, pH about 4.8 (strongly acidic).

Did spring come early in Waldport, OR in 2026?

Spring leaf-out near 97394 came on Jan 31 in 2026, 6 days earlier than the 1991–2020 average (Feb 6), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Waldport, OR?

Long-day onions: the longest day near 97394 is 15 h 32 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).