Williams, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Williams, a community in Josephine County, Oregon.
This Afternoon
58°F
Partly Sunny
Partly sunny. High near 58, with temperatures falling to around 51 in the afternoon. Southwest wind around 2 mph.
7-day forecast for Williams
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 58°F | Partly Sunny | 2 mph SW | 4% |
| Tonight | 33°F | Mostly Clear | 0 to 3 mph WNW | 3% |
| Wednesday | 59°F | Partly Sunny then Chance Light Rain | 2 mph N | 31% |
| Wednesday Night | 36°F | Light Rain Likely | 2 mph SE | 60% |
| Thursday | 60°F | Mostly Sunny | 2 mph NNE | 0% |
| Thursday Night | 35°F | Partly Cloudy | 1 mph S | 1% |
| Friday | 65°F | Mostly Sunny | 2 mph N | 2% |
| Friday Night | 37°F | Mostly Clear | 1 mph S | 0% |
| Saturday | 71°F | Mostly Sunny | 0 to 3 mph SSW | 2% |
| Saturday Night | 39°F | Mostly Cloudy then Chance Light Rain | 1 to 15 mph SW | 39% |
| Sunday | 60°F | Chance Light Rain | 2 mph W | 39% |
| Sunday Night | 38°F | Mostly Cloudy then Slight Chance Light Rain | 0 mph | 19% |
| Monday | 61°F | Slight Chance Light Rain | 2 mph WSW | 19% |
| Monday Night | 37°F | Chance Light Rain | 0 to 6 mph SSW | 25% |
Forecast source: National Weather Service (api.weather.gov) for Williams (42.219, -123.292). Updated through the day.
Growing snapshot for Williams
Last spring frost
May 4
First fall frost
Oct 13
Growing season
160 days
Hardiness zone
8b
More local growing data for Williams: nearby ZIP 97544 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ruch, Or (13 mi from Williams). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.