Duncan, OR Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Duncan, OR in one place.
Sunny, with a high near 56. Southeast wind 9 to 15 mph, with gusts as high as 28 mph.
Local Weather Overview
This forecast page for Duncan, OR is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 5, 2026 4:20 PM PST.
The active forecast window currently covers Nov 7 to Nov 11, 2026 for Duncan, OR.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 7 to Nov 11, 2026
- Latest sync
- Nov 5, 2026 4:20 PM PST
- Forecast office
- PDT
- Source
- NOAA / NWS
Daily Outlook
This Week in Duncan
Veterans Day looks like the warmest upcoming period in Duncan at 57 degrees F.
Sunday Night is the coolest period ahead with temperatures near 31 degrees F.
The strongest winds are forecast for Saturday at about 9 to 15 mph SE.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 5, 2026 4:20 PM PST
- Coverage
- 6 days
- Time zone
- America/Los_Angeles
- Forecast office
- PDT
- Radar station
- KPDT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain showers after 4am. Partly cloudy, with a low around 37. Chance of precipitation is 30%.
A chance of rain showers before 10am. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
Mostly cloudy, with a low around 31.
A slight chance of rain showers after 4pm. Partly sunny, with a high near 52.
A slight chance of rain showers. Mostly cloudy, with a low around 35.
A chance of rain showers. Mostly sunny, with a high near 56.
A chance of rain showers. Mostly cloudy, with a low around 37.
A slight chance of rain showers. Partly sunny, with a high near 57.
A slight chance of rain showers before 10pm. Mostly cloudy, with a low around 37.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Nov 7
|
Sunny
|
56°F |
9 to 15 mph
SE
|
|
Saturday Night
Nov 7
|
Partly Cloudy then Chance Rain Showers
|
37°F |
5 to 15 mph
S
|
|
Sunday
Nov 8
|
Chance Rain Showers then Mostly Cloudy
|
48°F |
0 to 5 mph
W
|
|
Sunday Night
Nov 8
|
Mostly Cloudy
|
31°F |
2 mph
SE
|
|
Monday
Nov 9
|
Partly Sunny then Slight Chance Rain Showers
|
52°F |
0 to 3 mph
E
|
|
Monday Night
Nov 9
|
Slight Chance Rain Showers
|
35°F |
0 to 5 mph
SE
|
|
Tuesday
Nov 10
|
Chance Rain Showers
|
56°F |
1 to 6 mph
SE
|
|
Tuesday Night
Nov 10
|
Chance Rain Showers
|
37°F |
1 to 9 mph
SE
|
|
Veterans Day
Nov 11
|
Slight Chance Rain Showers
|
57°F |
6 to 12 mph
SE
|
|
Wednesday Night
Nov 11
|
Slight Chance Rain Showers then Mostly Cloudy
|
37°F |
6 to 12 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Duncan.