Brinnon, WA Weather & Growing Conditions
Today
86°F
Sunny then Patchy Smoke
Patchy smoke after 1pm. Sunny, with a high near 86. Northeast wind 1 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny then Patchy Smoke | 1 to 7 mph NE | 0% |
| Tonight | 59°F | Smoke | 1 to 7 mph N | 0% |
| Wednesday | 91°F | Areas Of Smoke | 1 to 6 mph NE | 0% |
| Wednesday Night | 61°F | Clear | 0 to 6 mph NNE | 0% |
| Thursday | 89°F | Sunny | 0 to 7 mph SE | 0% |
| Thursday Night | 60°F | Mostly Clear | 0 to 7 mph SSW | 0% |
| Friday | 85°F | Sunny | 0 to 7 mph S | 0% |
| Friday Night | 58°F | Mostly Clear | 0 to 7 mph N | 0% |
| Saturday | 77°F | Sunny | 0 to 8 mph E | 1% |
| Saturday Night | 55°F | Mostly Clear | 0 to 8 mph ENE | 2% |
| Sunday | 73°F | Sunny | 0 to 7 mph SSE | 1% |
| Sunday Night | 54°F | Mostly Clear | 0 to 7 mph NNW | 1% |
| Monday | 72°F | Sunny | 0 to 6 mph SSE | 2% |
| Monday Night | 54°F | Mostly Clear | 0 to 6 mph E | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brinnon, WA
Last spring frost
Mar 24
First fall frost
Nov 15
Growing season
235 days
Hardiness zone
8b
Explore more for Brinnon, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Cushman Powerhouse #2, Wa (12.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.