10-day forecast for Duncan, IA: 40° to 63°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Sunday, November 1
63° · 0.55 in
Worst day: Monday, November 2
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0263° / 55°0.55
Morning57°feels 57°
Afternoon59°feels 59°
Evening62°feels 62°
Overnight56°feels 56°
63 °
Duncan, Monday, 2 November
Heavy rain. High 63°, low 55°.
Pressure29.71 inHg
Wind21.9 mph S
Humidity95%
Visibility1.8 mi
Dew point57°
Tue, 0363° / 49°0.31
Morning59°feels 59°
Afternoon62°feels 61°
Evening53°feels 52°
Overnight62°feels 62°
63 °
Duncan, Tuesday, 3 November
Rain. High 63°, low 49°.
Pressure29.62 inHg
Wind8 mph NW
Humidity78%
Visibility6.2 mi
Dew point54°
Wed, 0450° / 46°0.09
Morning48°feels 43°
Afternoon48°feels 42°
Evening46°feels 40°
Overnight49°feels 46°
50 °
Duncan, Wednesday, 4 November
Light rain. High 50°, low 46°.
Pressure29.62 inHg
Wind11.5 mph W
Humidity89%
Visibility6.2 mi
Dew point44°
Thu, 0553° / 46°0.11
Morning46°feels 40°
Afternoon52°feels 50°
Evening51°feels 49°
Overnight47°feels 41°
53 °
Duncan, Thursday, 5 November
Light rain. High 53°, low 46°.
Pressure29.88 inHg
Wind14.4 mph NW
Humidity68%
Visibility6.2 mi
Dew point40°
Fri, 0651° / 43°0
Morning45°feels 42°
Afternoon49°feels 47°
Evening46°feels 45°
Overnight44°feels 42°
51 °
Duncan, Friday, 6 November
Overcast. High 51°, low 43°.
Pressure30.12 inHg
Wind6.5 mph N
Humidity60%
Visibility—
Dew point35°
Sat, 0756° / 40°0.06
Morning44°feels 41°
Afternoon53°feels 51°
Evening52°feels 51°
Overnight49°feels 47°
56 °
Duncan, Saturday, 7 November
Light rain. High 56°, low 40°.
Pressure29.91 inHg
Wind8.5 mph SE
Humidity64%
Visibility—
Dew point40°
Sun, 0856° / 49°0
Morning51°feels 49°
Afternoon55°feels 53°
Evening53°feels 51°
Overnight49°feels 47°
56 °
Duncan, Sunday, 8 November
Overcast. High 56°, low 49°.
Pressure30.09 inHg
Wind7.7 mph E
Humidity55%
Visibility—
Dew point38°
Mon, 0958° / 45°0
Morning48°feels 44°
Afternoon55°feels 53°
Evening51°feels 49°
Overnight48°feels 45°
58 °
Duncan, Monday, 9 November
Overcast. High 58°, low 45°.
Pressure30.03 inHg
Wind14.7 mph SW
Humidity57%
Visibility—
Dew point40°
Tue, 1058° / 44°0
Morning48°feels 45°
Afternoon56°feels 53°
Evening50°feels 46°
Overnight47°feels 43°
58 °
Duncan, Tuesday, 10 November
Mostly clear. High 58°, low 44°.
Pressure30.06 inHg
Wind9.1 mph W
Humidity32%
Visibility—
Dew point26°
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, IA 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.