Portland, OR Weather & Growing Conditions
Today
95°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 95. North northeast wind 6 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 95°F | Areas Of Smoke | 6 to 9 mph NNE | 0% |
| Tonight | 63°F | Smoke | 3 to 9 mph N | 0% |
| Wednesday | 98°F | Areas Of Smoke | 6 mph NNW | 0% |
| Wednesday Night | 66°F | Clear | 2 to 6 mph NNW | 0% |
| Thursday | 97°F | Sunny | 1 to 5 mph NNW | 0% |
| Thursday Night | 63°F | Clear | 2 to 7 mph NNW | 0% |
| Friday | 92°F | Sunny | 2 to 8 mph NNW | 0% |
| Friday Night | 61°F | Mostly Clear | 3 to 8 mph NNW | 0% |
| Saturday | 87°F | Sunny | 3 to 10 mph NNW | 0% |
| Saturday Night | 58°F | Mostly Clear | 3 to 10 mph NNW | 0% |
| Sunday | 81°F | Sunny | 3 to 9 mph NNW | 0% |
| Sunday Night | 56°F | Mostly Clear | 2 to 9 mph NNW | 0% |
| Monday | 81°F | Sunny | 2 to 8 mph NNW | 0% |
| Monday Night | 57°F | Mostly Clear | 2 to 8 mph NNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Portland, OR
Last spring frost
Mar 13
First fall frost
Nov 22
Growing season
251 days
Hardiness zone
9a
Explore more for Portland, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Portland Wfo, Or (4.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.