Alsea, OR Weather & Growing Conditions
Tonight
42°F
Mostly Clear
Mostly clear. Low around 42, with temperatures rising to around 44 overnight. Wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 42°F | Mostly Clear | 0 mph | 4% |
| Wednesday | 58°F | Partly Sunny then Light Rain Likely | 2 mph SSE | 67% |
| Wednesday Night | 48°F | Light Rain then Patchy Fog | 0 to 3 mph WSW | 92% |
| Thursday | 58°F | Areas Of Fog then Partly Sunny | 1 mph NNE | 6% |
| Thursday Night | 48°F | Mostly Cloudy then Chance Light Rain | 1 mph E | 30% |
| Friday | 59°F | Chance Light Rain | 2 mph S | 32% |
| Friday Night | 49°F | Slight Chance Light Rain then Mostly Cloudy | 1 mph SSE | 21% |
| Saturday | 64°F | Partly Sunny then Slight Chance Light Rain | 2 mph S | 19% |
| Saturday Night | 52°F | Light Rain Likely | 2 to 9 mph SSW | 66% |
| Sunday | 58°F | Light Rain Likely | 0 to 7 mph WSW | 66% |
| Sunday Night | 47°F | Mostly Cloudy then Slight Chance Light Rain | 0 mph | 21% |
| Monday | 58°F | Chance Light Rain | 2 mph S | 44% |
| Monday Night | 50°F | Chance Light Rain | 0 to 6 mph S | 46% |
| Tuesday | 60°F | Chance Light Rain | 0 to 3 mph S | 50% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Alsea, OR
Last spring frost
Apr 13
First fall frost
Nov 3
Growing season
202 days
Hardiness zone
8b
Explore more for Alsea, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Alsea Fh (Fall Creek), Or (7.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.