McMillin, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for McMillin, a community in Pierce County, Washington.
Overnight
54°F
Clear
Clear, with a low around 54. East wind around 1 mph.
7-day forecast for McMillin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Clear | 1 mph E | 0% |
| Tuesday | 89°F | Areas Of Smoke | 1 to 5 mph NW | 0% |
| Tuesday Night | 59°F | Areas Of Smoke | 0 to 5 mph N | 0% |
| Wednesday | 94°F | Areas Of Smoke | 0 to 3 mph N | 0% |
| Wednesday Night | 61°F | Mostly Clear | 0 to 3 mph NNE | 0% |
| Thursday | 93°F | Sunny | 0 to 3 mph WSW | 0% |
| Thursday Night | 61°F | Mostly Clear | 3 mph WSW | 0% |
| Friday | 89°F | Sunny | 3 mph WSW | 0% |
| Friday Night | 59°F | Mostly Clear | 0 to 3 mph SW | 0% |
| Saturday | 86°F | Sunny | 0 to 3 mph WSW | 0% |
| Saturday Night | 56°F | Mostly Clear | 1 to 5 mph WSW | 0% |
| Sunday | 80°F | Sunny | 3 mph W | 0% |
| Sunday Night | 55°F | Mostly Clear | 3 mph SW | 0% |
| Monday | 80°F | Mostly Sunny | 3 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for McMillin (47.126, -122.235). Updated through the day.
Growing snapshot for McMillin
Last spring frost
Apr 11
First fall frost
Oct 30
Growing season
202 days
Hardiness zone
8b
More local growing data for McMillin: nearby ZIP 98374 weather · frost dates · planting calendar · Washington frost dates
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Home
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Climate data from the nearest NOAA station, Mcmillin Rsvr, Wa (0.6 mi from McMillin). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.