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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
51°F
Patchy Fog
Patchy fog. Mostly cloudy, with a low around 51. Northwest wind around 1 mph.

7-day forecast for Beacon Hill

WhenTempForecastWindPrecip
Overnight 51°F Patchy Fog 1 mph NW 0%
Saturday 78°F Patchy Fog then Partly Sunny 0 to 5 mph NNW 0%
Saturday Night 51°F Mostly Clear 5 mph NW 1%
Sunday 79°F Mostly Sunny 2 to 7 mph N 1%
Sunday Night 52°F Mostly Clear 2 to 7 mph NNW 0%
Monday 75°F Mostly Sunny 2 to 8 mph NW 0%
Monday Night 53°F Partly Cloudy 2 to 8 mph NW 0%
Tuesday 72°F Partly Sunny 2 to 7 mph NW 0%
Tuesday Night 50°F Partly Cloudy then Patchy Fog 0 to 7 mph NW 1%
Wednesday 71°F Patchy Fog then Partly Sunny 0 to 6 mph NNW 1%
Wednesday Night 51°F Mostly Cloudy 1 to 6 mph NNW 1%
Thursday 69°F Mostly Cloudy 2 to 8 mph N 14%
Thursday Night 50°F Mostly Cloudy 5 to 9 mph NNW 14%
Friday 68°F Partly Sunny 5 to 8 mph NNW 11%

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

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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 Sep 19, 2026.