Deer Park, WA Weather & Growing Conditions
Today
85°F
Haze then Sunny
Haze and areas of smoke before 9am. Sunny, with a high near 85. North wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Haze then Sunny | 3 mph N | 0% |
| Tonight | 49°F | Haze then Smoke | 2 mph NE | 0% |
| Wednesday | 90°F | Smoke | 0 to 5 mph NW | 0% |
| Wednesday Night | 52°F | Smoke then Mostly Clear | 0 to 5 mph SW | 0% |
| Thursday | 95°F | Sunny | 0 to 6 mph SW | 0% |
| Thursday Night | 57°F | Mostly Clear | 0 to 6 mph S | 0% |
| Friday | 94°F | Sunny | 0 to 9 mph SW | 0% |
| Friday Night | 57°F | Mostly Clear | 1 to 9 mph SW | 0% |
| Saturday | 90°F | Sunny | 1 to 9 mph S | 0% |
| Saturday Night | 55°F | Mostly Clear | 1 to 9 mph S | 0% |
| Sunday | 87°F | Sunny | 1 to 8 mph S | 0% |
| Sunday Night | 52°F | Mostly Clear | 1 to 7 mph S | 0% |
| Monday | 86°F | Sunny | 1 to 6 mph S | 0% |
| Monday Night | 51°F | Mostly Clear | 1 to 5 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Deer Park, WA
Last spring frost
May 22
First fall frost
Sep 14
Growing season
112 days
Hardiness zone
6b
Explore more for Deer Park, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Deer Park Ap, Wa (8.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.