Harman US

Troutdale, OR Weather & Growing Conditions

Overnight
57°F
Areas Of Smoke
Areas of smoke. Clear. Low around 57, with temperatures rising to around 59 overnight. East northeast wind around 8 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 57°F Areas Of Smoke 8 mph ENE 0%
Tuesday 91°F Areas Of Smoke 7 to 12 mph NE 0%
Tuesday Night 61°F Areas Of Smoke 5 to 8 mph NNW 0%
Wednesday 94°F Areas Of Smoke 6 mph NNW 0%
Wednesday Night 63°F Clear 2 to 6 mph NE 0%
Thursday 93°F Sunny 1 to 6 mph W 0%
Thursday Night 61°F Mostly Clear 2 to 7 mph WNW 0%
Friday 88°F Sunny 2 to 8 mph NW 0%
Friday Night 59°F Mostly Clear 2 to 9 mph NW 0%
Saturday 83°F Sunny 2 to 12 mph NW 0%
Saturday Night 56°F Mostly Clear 3 to 12 mph WNW 0%
Sunday 77°F Sunny 3 to 9 mph WNW 0%
Sunday Night 54°F Mostly Clear 3 to 10 mph WNW 0%
Monday 78°F Sunny 2 to 8 mph NW 0%

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

Growing snapshot for Troutdale, OR

Last spring frost
Mar 26
First fall frost
Nov 17
Growing season
237 days
Hardiness zone
9a

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

Climate data from the nearest NOAA station, Troutdale, Or (1.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.