Ilwaco, WA Weather & Growing Conditions
Today
75°F
Sunny
Sunny. High near 75, with temperatures falling to around 71 in the afternoon. North wind 9 to 17 mph, with gusts as high as 23 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Sunny | 9 to 17 mph N | 0% |
| Tonight | 59°F | Mostly Clear | 8 to 17 mph N | 0% |
| Wednesday | 75°F | Patchy Smoke | 7 to 15 mph NNW | 0% |
| Wednesday Night | 58°F | Partly Cloudy | 3 to 14 mph NNW | 0% |
| Thursday | 71°F | Mostly Sunny | 2 to 9 mph NW | 0% |
| Thursday Night | 58°F | Mostly Cloudy | 3 to 9 mph NW | 0% |
| Friday | 70°F | Mostly Sunny | 3 to 13 mph NNW | 0% |
| Friday Night | 58°F | Partly Cloudy | 13 mph NNW | 0% |
| Saturday | 66°F | Mostly Sunny | 10 to 16 mph NNW | 0% |
| Saturday Night | 58°F | Mostly Cloudy | 12 to 16 mph NNW | 1% |
| Sunday | 65°F | Partly Sunny | 10 to 15 mph NNW | 1% |
| Sunday Night | 57°F | Mostly Cloudy | 9 to 15 mph NNW | 2% |
| Monday | 65°F | Partly Sunny | 8 to 14 mph NNW | 2% |
| Monday Night | 57°F | Mostly Cloudy | 8 to 14 mph NNW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Ilwaco, WA
Last spring frost
Apr 6
First fall frost
Oct 26
Growing season
200 days
Hardiness zone
9a
Explore more for Ilwaco, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Long Beach Exp Stn, Wa (3.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.