Jefferson, OR Weather & Growing Conditions
Today
57°F
Areas Of Fog then Light Rain
Areas of fog before 10am, then rain. Mostly cloudy. High near 57, with temperatures falling to around 55 in the afternoon. South wind 0 to 5 mph. Chance of precipitation is 90%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 57°F | Areas Of Fog then Light Rain | 0 to 5 mph S | 85% |
| Tonight | 45°F | Light Rain | 2 to 8 mph S | 80% |
| Thursday | 59°F | Mostly Sunny | 0 to 5 mph S | 8% |
| Thursday Night | 40°F | Patchy Fog | 1 mph ENE | 6% |
| Friday | 59°F | Slight Chance Light Rain | 1 to 6 mph S | 15% |
| Friday Night | 43°F | Mostly Cloudy | 2 mph S | 12% |
| Saturday | 62°F | Partly Sunny then Slight Chance Light Rain | 0 to 3 mph S | 18% |
| Saturday Night | 48°F | Light Rain Likely | 3 to 14 mph S | 73% |
| Sunday | 57°F | Chance Light Rain | 1 to 7 mph SW | 46% |
| Sunday Night | 42°F | Slight Chance Light Rain then Mostly Cloudy | 1 mph N | 15% |
| Monday | 57°F | Chance Light Rain | 0 to 3 mph SSE | 28% |
| Monday Night | 44°F | Chance Light Rain | 2 to 7 mph S | 31% |
| Tuesday | 58°F | Chance Light Rain | 2 to 6 mph S | 36% |
| Tuesday Night | 45°F | Chance Light Rain | 2 to 6 mph S | 39% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Jefferson, OR
Last spring frost
Mar 29
First fall frost
Nov 6
Growing season
222 days
Hardiness zone
8b
Explore more for Jefferson, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Stayton, Or (10.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.