Alsea, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alsea, a community in Benton County, Oregon.
Today
60°F
Partly Sunny
Partly sunny. High near 60, with temperatures falling to around 55 in the afternoon. Wind around 0 mph.
7-day forecast for Alsea
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 60°F | Partly Sunny | 0 mph | 4% |
| Tonight | 42°F | Mostly Clear | 0 mph | 4% |
| Wednesday | 58°F | Patchy Fog then Light Rain Likely | 2 mph SSE | 67% |
| Wednesday Night | 48°F | Light Rain then Patchy Fog | 0 to 3 mph SSW | 91% |
| Thursday | 59°F | Areas Of Fog then Partly Sunny | 0 mph | 6% |
| Thursday Night | 48°F | Mostly Cloudy then Chance Light Rain | 0 mph | 31% |
| Friday | 60°F | Chance Light Rain | 1 mph S | 33% |
| Friday Night | 49°F | Slight Chance Light Rain then Mostly Cloudy | 0 mph | 20% |
| Saturday | 64°F | Partly Sunny then Slight Chance Light Rain | 0 to 3 mph SSW | 20% |
| Saturday Night | 52°F | Light Rain Likely | 3 to 9 mph SSW | 66% |
| Sunday | 58°F | Light Rain Likely | 0 to 7 mph SW | 66% |
| Sunday Night | 47°F | Mostly Cloudy then Slight Chance Light Rain | 0 mph | 21% |
| Monday | 58°F | Chance Light Rain | 1 mph S | 44% |
| Monday Night | 50°F | Chance Light Rain | 1 to 5 mph SSW | 47% |
Forecast source: National Weather Service (api.weather.gov) for Alsea (44.382, -123.596). Updated through the day.
Growing snapshot for Alsea
Last spring frost
Apr 13
First fall frost
Nov 3
Growing season
202 days
Hardiness zone
8b
More local growing data for Alsea: nearby ZIP 97324 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Alsea Fh (Fall Creek), Or (7.7 mi from Alsea). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.