Rochester, WA Weather & Growing Conditions
Today
90°F
Sunny then Areas Of Smoke
Areas of smoke after 1pm. Sunny, with a high near 90. North northeast wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Sunny then Areas Of Smoke | 6 mph NNE | 0% |
| Tonight | 59°F | Smoke | 1 to 5 mph NNE | 0% |
| Wednesday | 94°F | Areas Of Smoke | 1 to 5 mph N | 0% |
| Wednesday Night | 58°F | Mostly Clear | 3 mph NW | 0% |
| Thursday | 91°F | Sunny | 0 to 6 mph NW | 0% |
| Thursday Night | 57°F | Mostly Clear | 6 mph W | 0% |
| Friday | 86°F | Sunny | 2 to 8 mph W | 0% |
| Friday Night | 55°F | Mostly Clear | 2 to 8 mph W | 0% |
| Saturday | 80°F | Sunny | 2 to 10 mph W | 0% |
| Saturday Night | 53°F | Mostly Clear | 3 to 10 mph W | 0% |
| Sunday | 76°F | Mostly Sunny | 2 to 8 mph W | 0% |
| Sunday Night | 53°F | Partly Cloudy | 2 to 8 mph W | 0% |
| Monday | 77°F | Mostly Sunny | 1 to 8 mph WNW | 0% |
| Monday Night | 53°F | Partly Cloudy | 2 to 8 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rochester, WA
Last spring frost
Apr 22
First fall frost
Oct 27
Growing season
188 days
Hardiness zone
8b
Explore more for Rochester, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Centralia, Wa (9.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.