10-day forecast for Duncan, WA: 31° to 53°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
49°
Best day: Thursday, October 29
47° · 0.14 in
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2749° / 45°0.01
Morning47°feels 43°
Afternoon46°feels 42°
Evening46°feels 43°
Overnight47°feels 43°
49 °
Duncan, Tuesday, 27 October
Light rain. High 49°, low 45°.
Pressure29.94 inHg
Wind10.4 mph SW
Humidity69%
Visibility6.2 mi
Dew point38°
Wed, 2847° / 36°0.1
Morning39°feels 32°
Afternoon47°feels 42°
Evening37°feels 31°
Overnight41°feels 34°
47 °
Duncan, Wednesday, 28 October
Light rain. High 47°, low 36°.
Pressure29.94 inHg
Wind13.6 mph SW
Humidity79%
Visibility5.0 mi
Dew point37°
Thu, 2949° / 32°0
Morning33°feels 28°
Afternoon49°feels 46°
Evening35°feels 33°
Overnight34°feels 28°
49 °
Duncan, Thursday, 29 October
Light rain. High 49°, low 32°.
Pressure30.03 inHg
Wind4.1 mph SE
Humidity62%
Visibility6.2 mi
Dew point34°
Fri, 3047° / 31°0
Morning34°feels 30°
Afternoon40°feels 38°
Evening41°feels 37°
Overnight33°feels 30°
47 °
Duncan, Friday, 30 October
Overcast. High 47°, low 31°.
Pressure29.91 inHg
Wind7.2 mph SW
Humidity72%
Visibility—
Dew point31°
Sat, 3147° / 35°0.14
Morning36°feels 33°
Afternoon40°feels 37°
Evening44°feels 42°
Overnight39°feels 35°
47 °
Duncan, Saturday, 31 October
Light rain. High 47°, low 35°.
Pressure30.06 inHg
Wind5.9 mph S
Humidity81%
Visibility—
Dew point33°
Sun, 0144° / 36°0.01
Morning39°feels 35°
Afternoon44°feels 39°
Evening42°feels 40°
Overnight40°feels 38°
44 °
Duncan, Sunday, 1 November
Light rain. High 44°, low 36°.
Pressure30.12 inHg
Wind8.5 mph SW
Humidity68%
Visibility—
Dew point33°
Mon, 0247° / 34°0
Morning37°feels 34°
Afternoon44°feels 41°
Evening44°feels 40°
Overnight37°feels 34°
47 °
Duncan, Monday, 2 November
Mostly clear. High 47°, low 34°.
Pressure30.33 inHg
Wind6 mph E
Humidity62%
Visibility—
Dew point31°
Tue, 0348° / 36°0.07
Morning38°feels 34°
Afternoon43°feels 39°
Evening45°feels 42°
Overnight39°feels 36°
48 °
Duncan, Tuesday, 3 November
Light rain. High 48°, low 36°.
Pressure30.00 inHg
Wind7.1 mph NE
Humidity54%
Visibility—
Dew point26°
Wed, 0453° / 40°0.07
Morning44°feels 40°
Afternoon49°feels 47°
Evening49°feels 48°
Overnight45°feels 42°
53 °
Duncan, Wednesday, 4 November
Light rain. High 53°, low 40°.
Pressure30.03 inHg
Wind7 mph SW
Humidity67%
Visibility—
Dew point37°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Duncan, WA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.