Mossyrock, WA Weather & Growing Conditions
Overnight
49°F
Mostly Cloudy
Mostly cloudy, with a low around 49. Southeast wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Mostly Cloudy | 1 mph SE | 0% |
| Saturday | 69°F | Mostly Sunny | 2 mph W | 0% |
| Saturday Night | 51°F | Mostly Clear | 2 mph ESE | 0% |
| Sunday | 71°F | Sunny | 2 mph NW | 0% |
| Sunday Night | 51°F | Mostly Clear | 1 mph NNE | 0% |
| Monday | 67°F | Mostly Sunny | 2 mph NW | 0% |
| Monday Night | 49°F | Partly Cloudy | 2 mph NNW | 0% |
| Tuesday | 63°F | Partly Sunny | 2 mph NW | 0% |
| Tuesday Night | 47°F | Partly Cloudy | 2 mph NNW | 2% |
| Wednesday | 62°F | Partly Sunny | 2 mph NNW | 2% |
| Wednesday Night | 48°F | Mostly Cloudy | 1 mph NNW | 1% |
| Thursday | 60°F | Mostly Cloudy then Slight Chance Light Rain | 2 mph N | 15% |
| Thursday Night | 47°F | Slight Chance Light Rain | 2 mph NNE | 15% |
| Friday | 58°F | Partly Sunny | 2 mph NNW | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mossyrock, WA
Last spring frost
Apr 7
First fall frost
Nov 13
Growing season
215 days
Hardiness zone
8b
Explore more for Mossyrock, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Mayfield Pwr Plt, Wa (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.