Alder, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alder, a community in Pierce County, Washington.
Overnight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. Wind around 0 mph.
7-day forecast for Alder
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Mostly Cloudy | 0 mph | 0% |
| Saturday | 71°F | Mostly Sunny | 2 mph NNE | 0% |
| Saturday Night | 49°F | Mostly Clear | 1 mph NW | 0% |
| Sunday | 73°F | Sunny | 0 to 3 mph NNW | 0% |
| Sunday Night | 49°F | Mostly Clear | 2 mph NNW | 0% |
| Monday | 68°F | Mostly Sunny | 0 to 3 mph NNW | 0% |
| Monday Night | 48°F | Partly Cloudy | 2 mph NNW | 0% |
| Tuesday | 65°F | Partly Sunny | 0 to 3 mph NNW | 0% |
| Tuesday Night | 46°F | Partly Cloudy | 0 to 3 mph W | 1% |
| Wednesday | 64°F | Partly Sunny | 2 mph W | 4% |
| Wednesday Night | 46°F | Mostly Cloudy | 2 mph NNW | 4% |
| Thursday | 61°F | Mostly Cloudy then Slight Chance Light Rain | 0 to 3 mph N | 17% |
| Thursday Night | 45°F | Slight Chance Light Rain | 3 mph NNW | 17% |
| Friday | 60°F | Partly Sunny | 3 mph NNW | 14% |
Forecast source: National Weather Service (api.weather.gov) for Alder (46.782, -122.261). Updated through the day.
Growing snapshot for Alder
Last spring frost
May 22
First fall frost
Oct 3
Growing season
134 days
Hardiness zone
8a
More local growing data for Alder: nearby ZIP 98330 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Alderton
Anderson Island
Artondale
Bonney Lake
Browns Point
Buckley
Canterwood
Carbonado
Clear Lake
Clover Creek
Crocker
Dash Point
DuPont
Eatonville
Edgewood
Elbe
Elk Plain
Enumclaw
Fife
Fife Heights
Fircrest
Fort Lewis
Fox Island
Frederickson
Gig Harbor
Graham
Herron Island
Home
Kapowsin
Ketron Island
Climate data from the nearest NOAA station, Longmire Rainier Nps, Wa (16.2 mi from Alder). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.