Trout Lake, WA Weather & Growing Conditions
Today
47°F
Partly Sunny then Chance Rain Showers
A chance of rain showers after 4pm. Partly sunny. High near 47, with temperatures falling to around 45 in the afternoon. South wind around 3 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 47°F | Partly Sunny then Chance Rain Showers | 3 mph S | 39% |
| Tonight | 40°F | Rain Showers | 2 to 8 mph W | 83% |
| Thursday | 48°F | Mostly Sunny | 2 to 8 mph W | 6% |
| Thursday Night | 39°F | Mostly Cloudy | 3 mph NW | 5% |
| Friday | 49°F | Chance Rain Showers | 2 mph W | 45% |
| Friday Night | 44°F | Chance Rain Showers then Mostly Cloudy | 3 mph NW | 45% |
| Saturday | 54°F | Mostly Sunny | 3 mph NE | 6% |
| Saturday Night | 41°F | Rain Showers Likely | 1 to 12 mph NW | 72% |
| Sunday | 49°F | Rain Showers Likely | 1 to 12 mph W | 72% |
| Sunday Night | 40°F | Mostly Cloudy | 3 mph NW | 5% |
| Monday | 49°F | Partly Sunny then Slight Chance Rain Showers | 2 mph E | 17% |
| Monday Night | 41°F | Chance Rain Showers | 1 mph NW | 33% |
| Tuesday | 50°F | Chance Rain Showers | 2 mph SW | 47% |
| Tuesday Night | 43°F | Chance Rain Showers | 0 to 3 mph N | 47% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Trout Lake, WA
Last spring frost
May 18
First fall frost
Sep 25
Growing season
125 days
Hardiness zone
7a
Explore more for Trout Lake, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Mt Adams Rs, Wa (3.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.