Beacon Hill, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Beacon Hill, a community in Cowlitz County, Washington.
Overnight
58°F
Patchy Smoke
Patchy smoke. Mostly clear, with a low around 58. North northeast wind around 6 mph.
7-day forecast for Beacon Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Patchy Smoke | 6 mph NNE | 0% |
| Tuesday | 91°F | Areas Of Smoke | 8 mph N | 0% |
| Tuesday Night | 61°F | Smoke | 5 to 8 mph N | 0% |
| Wednesday | 95°F | Areas Of Smoke | 6 mph N | 0% |
| Wednesday Night | 61°F | Mostly Clear | 1 to 6 mph NNW | 0% |
| Thursday | 95°F | Sunny | 0 to 8 mph NW | 0% |
| Thursday Night | 59°F | Mostly Clear | 1 to 8 mph WNW | 0% |
| Friday | 88°F | Sunny | 1 to 9 mph WNW | 0% |
| Friday Night | 57°F | Mostly Clear | 2 to 9 mph WNW | 0% |
| Saturday | 84°F | Sunny | 2 to 12 mph WNW | 0% |
| Saturday Night | 55°F | Partly Cloudy | 2 to 12 mph WNW | 0% |
| Sunday | 78°F | Mostly Sunny | 2 to 10 mph WNW | 0% |
| Sunday Night | 55°F | Partly Cloudy | 1 to 10 mph WNW | 0% |
| Monday | 79°F | Mostly Sunny | 1 to 9 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Beacon Hill (46.171, -122.921). Updated through the day.
Growing snapshot for Beacon Hill
Last spring frost
Apr 8
First fall frost
Nov 5
Growing season
210 days
Hardiness zone
8b
More local growing data for Beacon Hill: nearby ZIP 98609 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Longview, Wa (6 mi from Beacon Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.