Amboy, WA Weather & Growing Conditions
Overnight
57°F
Areas Of Smoke
Areas of smoke. Mostly clear. Low around 57, with temperatures rising to around 59 overnight. East northeast wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Areas Of Smoke | 6 mph ENE | 0% |
| Tuesday | 82°F | Areas Of Smoke | 2 to 6 mph NE | 0% |
| Tuesday Night | 63°F | Areas Of Smoke | 6 mph NE | 0% |
| Wednesday | 86°F | Areas Of Smoke | 2 to 6 mph NNW | 0% |
| Wednesday Night | 63°F | Mostly Clear | 2 to 6 mph N | 0% |
| Thursday | 84°F | Sunny | 0 to 6 mph NW | 0% |
| Thursday Night | 60°F | Mostly Clear | 0 to 6 mph NNW | 0% |
| Friday | 78°F | Sunny | 0 to 8 mph NW | 0% |
| Friday Night | 57°F | Mostly Clear | 2 to 8 mph NNW | 0% |
| Saturday | 74°F | Sunny | 2 to 9 mph NNW | 0% |
| Saturday Night | 53°F | Mostly Clear | 1 to 9 mph NW | 0% |
| Sunday | 68°F | Mostly Sunny | 1 to 8 mph NW | 0% |
| Sunday Night | 52°F | Partly Cloudy | 1 to 8 mph NNW | 0% |
| Monday | 68°F | Mostly Sunny | 1 to 8 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Amboy, WA
Last spring frost
Apr 8
First fall frost
Nov 5
Growing season
210 days
Hardiness zone
8b
Explore more for Amboy, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Longview, Wa (16.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.