Philomath, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Philomath, a city in Benton County, Oregon.
Today
95°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 95. North northeast wind 7 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Philomath
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 95°F | Areas Of Smoke | 7 to 10 mph NNE | 0% |
| Tonight | 63°F | Areas Of Smoke | 1 to 9 mph NNW | 0% |
| Wednesday | 99°F | Areas Of Smoke | 1 to 8 mph NNW | 0% |
| Wednesday Night | 60°F | Clear | 1 to 8 mph WNW | 0% |
| Thursday | 97°F | Sunny | 0 to 10 mph NW | 0% |
| Thursday Night | 56°F | Clear | 2 to 10 mph WNW | 0% |
| Friday | 93°F | Sunny | 1 to 9 mph NNW | 0% |
| Friday Night | 58°F | Clear | 3 to 9 mph NW | 0% |
| Saturday | 89°F | Sunny | 2 to 12 mph NNW | 0% |
| Saturday Night | 54°F | Mostly Clear | 3 to 12 mph NW | 0% |
| Sunday | 83°F | Sunny | 3 to 10 mph NNW | 0% |
| Sunday Night | 52°F | Mostly Clear | 3 to 10 mph NW | 0% |
| Monday | 83°F | Sunny | 2 to 9 mph NNW | 0% |
| Monday Night | 52°F | Mostly Clear | 2 to 9 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Philomath (44.542, -123.360). Updated through the day.
Growing snapshot for Philomath
Last spring frost
Apr 17
First fall frost
Oct 28
Growing season
194 days
Hardiness zone
8b
More local growing data for Philomath: nearby ZIP 97331 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Corvallis State Univ, Or (6.6 mi from Philomath). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.