Rosburg, WA Weather & Growing Conditions
Tonight
50°F
Patchy Fog
Patchy fog before 4am. Mostly cloudy, with a low around 50. North northwest wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Patchy Fog | 2 mph NNW | 0% |
| Saturday | 70°F | Patchy Fog then Partly Sunny | 1 to 6 mph WNW | 0% |
| Saturday Night | 50°F | Partly Cloudy | 5 mph NW | 0% |
| Sunday | 71°F | Mostly Sunny | 2 to 8 mph NW | 0% |
| Sunday Night | 52°F | Partly Cloudy | 2 to 8 mph NW | 0% |
| Monday | 69°F | Mostly Sunny | 2 to 9 mph NW | 0% |
| Monday Night | 51°F | Partly Cloudy | 3 to 9 mph NW | 0% |
| Tuesday | 67°F | Partly Sunny | 2 to 8 mph NW | 1% |
| Tuesday Night | 51°F | Partly Cloudy then Patchy Fog | 1 to 8 mph NNW | 1% |
| Wednesday | 68°F | Patchy Fog then Partly Sunny | 1 to 6 mph N | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 1 to 6 mph N | 5% |
| Thursday | 69°F | Partly Sunny then Slight Chance Light Rain | 2 to 6 mph NNE | 16% |
| Thursday Night | 52°F | Chance Light Rain | 2 to 6 mph W | 27% |
| Friday | 65°F | Slight Chance Light Rain | 3 to 8 mph W | 20% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rosburg, WA
Last spring frost
Apr 24
First fall frost
Oct 20
Growing season
179 days
Hardiness zone
8b
Explore more for Rosburg, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Naselle 2 Ene, Wa (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.