Cougar, WA Weather & Growing Conditions
Tonight
39°F
Mostly Clear
Mostly clear, with a low around 39. East southeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 39°F | Mostly Clear | 5 mph ESE | 3% |
| Wednesday | 51°F | Partly Sunny then Chance Light Rain | 2 to 6 mph SSE | 53% |
| Wednesday Night | 45°F | Light Rain | 5 mph SSW | 94% |
| Thursday | 48°F | Chance Light Rain then Partly Sunny | 2 mph SSW | 29% |
| Thursday Night | 45°F | Mostly Cloudy then Chance Light Rain | 0 to 7 mph ESE | 41% |
| Friday | 49°F | Light Rain Likely | 2 to 8 mph ESE | 59% |
| Friday Night | 46°F | Light Rain Likely | 2 to 8 mph ESE | 59% |
| Saturday | 57°F | Chance Light Rain | 5 to 10 mph SE | 27% |
| Saturday Night | 46°F | Rain | 5 to 14 mph SSE | 78% |
| Sunday | 49°F | Rain | 1 to 10 mph SW | 78% |
| Sunday Night | 44°F | Chance Light Rain | 1 to 7 mph E | 25% |
| Monday | 49°F | Chance Light Rain | 2 to 8 mph ESE | 50% |
| Monday Night | 46°F | Light Rain Likely | 2 to 9 mph SE | 65% |
| Tuesday | 52°F | Light Rain Likely | 3 to 9 mph SE | 65% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cougar, WA
Last spring frost
Apr 1
First fall frost
Nov 18
Growing season
227 days
Hardiness zone
8b
Explore more for Cougar, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Cougar 6 E, Wa (10.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.