Deer Park, WA Weather & Growing Conditions
This Afternoon
76°F
Sunny
Sunny. High near 76, with temperatures falling to around 74 in the afternoon. West wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Sunny | 2 mph W | 0% |
| Tonight | 45°F | Mostly Clear | 1 mph NW | 0% |
| Saturday | 77°F | Sunny | 2 mph S | 0% |
| Saturday Night | 45°F | Mostly Clear | 1 mph NE | 0% |
| Sunday | 79°F | Sunny | 2 mph E | 0% |
| Sunday Night | 46°F | Mostly Clear | 2 mph N | 0% |
| Monday | 80°F | Sunny | 3 mph S | 0% |
| Monday Night | 47°F | Partly Cloudy | 2 mph SE | 0% |
| Tuesday | 76°F | Mostly Sunny | 3 mph SE | 0% |
| Tuesday Night | 46°F | Partly Cloudy | 3 mph S | 1% |
| Wednesday | 72°F | Mostly Sunny | 1 to 5 mph S | 1% |
| Wednesday Night | 44°F | Partly Cloudy | 3 mph NE | 1% |
| Thursday | 75°F | Mostly Sunny | 3 mph NE | 5% |
| Thursday Night | 46°F | Mostly Cloudy | 3 mph N | 10% |
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 (3.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.