Cascade Locks, OR Weather & Growing Conditions
Tonight
39°F
Partly Cloudy
Partly cloudy, with a low around 39. South southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 39°F | Partly Cloudy | 3 mph SSE | 4% |
| Wednesday | 53°F | Mostly Sunny then Slight Chance Light Rain | 2 mph WSW | 17% |
| Wednesday Night | 45°F | Light Rain | 2 to 7 mph WSW | 98% |
| Thursday | 52°F | Chance Light Rain then Partly Sunny | 2 to 7 mph WSW | 39% |
| Thursday Night | 43°F | Mostly Cloudy then Chance Light Rain | 3 mph S | 40% |
| Friday | 53°F | Chance Light Rain | 1 to 5 mph W | 44% |
| Friday Night | 45°F | Slight Chance Light Rain | 1 to 7 mph NE | 21% |
| Saturday | 57°F | Partly Sunny then Slight Chance Light Rain | 2 to 7 mph E | 15% |
| Saturday Night | 48°F | Light Rain | 2 to 14 mph SSW | 76% |
| Sunday | 52°F | Light Rain | 2 to 14 mph WSW | 76% |
| Sunday Night | 43°F | Slight Chance Light Rain then Mostly Cloudy | 2 to 6 mph SE | 18% |
| Monday | 52°F | Chance Light Rain | 1 to 6 mph ENE | 46% |
| Monday Night | 45°F | Chance Light Rain | 1 to 7 mph S | 49% |
| Tuesday | 54°F | Chance Light Rain | 1 to 7 mph S | 51% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cascade Locks, OR
Last spring frost
Mar 24
First fall frost
Nov 20
Growing season
242 days
Hardiness zone
8a
Explore more for Cascade Locks, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Cascade Locks, Or (4.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.