Harman US

Cascadia, OR Weather & Growing Conditions

Today
94°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 94. West northwest wind 2 to 7 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 94°F Areas Of Smoke 2 to 7 mph WNW 0%
Tonight 62°F Areas Of Smoke 6 mph ENE 0%
Wednesday 96°F Areas Of Smoke 2 to 6 mph NNW 0%
Wednesday Night 64°F Clear 2 to 6 mph E 0%
Thursday 95°F Sunny 1 to 6 mph NNE 0%
Thursday Night 61°F Clear 0 to 6 mph WNW 0%
Friday 91°F Sunny 0 to 7 mph NW 0%
Friday Night 60°F Mostly Clear 1 to 7 mph NNE 0%
Saturday 87°F Sunny 1 to 8 mph NNW 0%
Saturday Night 56°F Mostly Clear 1 to 8 mph N 0%
Sunday 81°F Sunny 1 to 8 mph NNW 0%
Sunday Night 53°F Mostly Clear 1 to 8 mph N 0%
Monday 80°F Sunny 1 to 8 mph NNW 0%
Monday Night 53°F Mostly Clear 0 to 8 mph N 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Cascadia, OR

Last spring frost
Apr 12
First fall frost
Oct 28
Growing season
197 days
Hardiness zone
8b

Explore more for Cascadia, OR: full frost dates · planting calendar · Oregon frost dates

Climate data from the nearest NOAA station, Foster Dam, Or (4.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.