Cougar, WA Weather & Growing Conditions
Overnight
50°F
Partly Cloudy
Partly cloudy, with a low around 50. North northwest wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Partly Cloudy | 2 mph NNW | 0% |
| Saturday | 69°F | Mostly Sunny | 3 mph WNW | 0% |
| Saturday Night | 53°F | Mostly Clear | 3 mph NNE | 0% |
| Sunday | 72°F | Sunny | 3 mph NW | 0% |
| Sunday Night | 53°F | Mostly Clear | 3 mph N | 0% |
| Monday | 66°F | Mostly Sunny | 1 to 6 mph NW | 0% |
| Monday Night | 50°F | Partly Cloudy | 1 to 6 mph NNW | 0% |
| Tuesday | 62°F | Mostly Sunny | 1 to 6 mph NW | 0% |
| Tuesday Night | 47°F | Partly Cloudy | 2 to 6 mph NNW | 0% |
| Wednesday | 61°F | Partly Sunny | 3 mph NW | 0% |
| Wednesday Night | 48°F | Mostly Cloudy | 3 mph N | 2% |
| Thursday | 61°F | Partly Sunny then Slight Chance Light Rain | 5 mph N | 17% |
| Thursday Night | 48°F | Slight Chance Light Rain then Mostly Cloudy | 5 mph NNW | 17% |
| Friday | 59°F | Partly Sunny | 5 mph NW | 10% |
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 Sep 19, 2026.