Rochester, WA Weather & Growing Conditions
Tonight
47°F
Partly Cloudy
Partly cloudy, with a low around 47. West wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Partly Cloudy | 3 mph W | 0% |
| Saturday | 74°F | Mostly Cloudy | 2 mph W | 1% |
| Saturday Night | 47°F | Partly Cloudy | 2 mph NW | 0% |
| Sunday | 76°F | Mostly Sunny | 3 mph NNW | 0% |
| Sunday Night | 47°F | Mostly Clear | 3 mph WNW | 0% |
| Monday | 72°F | Mostly Sunny | 1 to 5 mph W | 0% |
| Monday Night | 47°F | Partly Cloudy | 1 to 5 mph W | 0% |
| Tuesday | 69°F | Partly Sunny | 1 to 6 mph W | 1% |
| Tuesday Night | 46°F | Partly Cloudy | 1 to 6 mph WSW | 1% |
| Wednesday | 68°F | Mostly Sunny | 2 mph NW | 2% |
| Wednesday Night | 47°F | Partly Cloudy | 2 mph N | 6% |
| Thursday | 70°F | Partly Sunny | 3 mph NNE | 11% |
| Thursday Night | 48°F | Slight Chance Light Rain | 3 mph W | 22% |
| Friday | 66°F | Slight Chance Light Rain | 6 mph WSW | 17% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rochester, WA
Last spring frost
Apr 29
First fall frost
Oct 14
Growing season
169 days
Hardiness zone
8a
Explore more for Rochester, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Olympia Ap, Wa (12.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.