Harman US

Anderson Island, WA Weather & Growing Conditions

Overnight
56°F
Mostly Clear
Mostly clear, with a low around 56. Northeast wind around 3 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 56°F Mostly Clear 3 mph NE 0%
Tuesday 83°F Sunny then Areas Of Smoke 3 to 8 mph NE 0%
Tuesday Night 60°F Areas Of Smoke 2 to 8 mph NE 0%
Wednesday 87°F Patchy Smoke 2 to 6 mph NNE 0%
Wednesday Night 60°F Mostly Clear 1 to 6 mph NNW 0%
Thursday 86°F Sunny 1 to 6 mph WNW 0%
Thursday Night 60°F Mostly Clear 7 mph WSW 0%
Friday 83°F Sunny 3 to 7 mph WSW 0%
Friday Night 58°F Mostly Clear 2 to 7 mph WSW 0%
Saturday 80°F Sunny 2 to 9 mph SW 0%
Saturday Night 57°F Mostly Clear 3 to 9 mph SW 0%
Sunday 75°F Mostly Sunny 3 to 7 mph SW 0%
Sunday Night 56°F Mostly Clear 2 to 7 mph WSW 0%
Monday 75°F Mostly Sunny 2 to 6 mph W 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Anderson Island, WA

Last spring frost
Mar 11
First fall frost
Nov 21
Growing season
254 days
Hardiness zone
8b

Explore more for Anderson Island, WA: full frost dates · planting calendar · Washington frost dates

Climate data from the nearest NOAA station, Tacoma Narrows Ap, Wa (9.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.