10-day forecast for Duncan, IA: 37° to 65°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Sunday, November 1
64° · 1.16 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0265° / 57°0.5
Morning58°feels 57°
Afternoon60°feels 60°
Evening64°feels 64°
Overnight59°feels 59°
65 °
Duncan, Monday, 2 November
Heavy rain. High 65°, low 57°.
Pressure29.68 inHg
Wind20.6 mph SE
Humidity95%
Visibility2.3 mi
Dew point57°
Tue, 0364° / 53°1.16
Morning60°feels 61°
Afternoon61°feels 61°
Evening57°feels 57°
Overnight63°feels 63°
64 °
Duncan, Tuesday, 3 November
Heavy rain. High 64°, low 53°.
Pressure29.56 inHg
Wind6.5 mph N
Humidity93%
Visibility2.6 mi
Dew point60°
Wed, 0452° / 48°0.15
Morning49°feels 45°
Afternoon52°feels 51°
Evening48°feels 42°
Overnight51°feels 50°
52 °
Duncan, Wednesday, 4 November
Light rain. High 52°, low 48°.
Pressure29.59 inHg
Wind7.4 mph NW
Humidity89%
Visibility6.2 mi
Dew point49°
Thu, 0556° / 46°0.03
Morning50°feels 46°
Afternoon54°feels 51°
Evening50°feels 47°
Overnight48°feels 42°
56 °
Duncan, Thursday, 5 November
Light rain. High 56°, low 46°.
Pressure29.91 inHg
Wind15.4 mph NW
Humidity57%
Visibility—
Dew point38°
Fri, 0652° / 37°0
Morning40°feels 38°
Afternoon49°feels 48°
Evening46°feels 44°
Overnight43°feels 41°
52 °
Duncan, Friday, 6 November
Clear. High 52°, low 37°.
Pressure30.18 inHg
Wind6.8 mph NE
Humidity65%
Visibility—
Dew point37°
Sat, 0754° / 42°0
Morning46°feels 43°
Afternoon53°feels 50°
Evening48°feels 44°
Overnight45°feels 41°
54 °
Duncan, Saturday, 7 November
Overcast. High 54°, low 42°.
Pressure29.74 inHg
Wind11.8 mph N
Humidity53%
Visibility—
Dew point36°
Sun, 0855° / 39°0
Morning43°feels 38°
Afternoon51°feels 49°
Evening48°feels 44°
Overnight45°feels 41°
55 °
Duncan, Sunday, 8 November
Mostly clear. High 55°, low 39°.
Pressure29.85 inHg
Wind12.5 mph W
Humidity58%
Visibility—
Dew point36°
Mon, 0961° / 40°0
Morning45°feels 43°
Afternoon55°feels 53°
Evening51°feels 49°
Overnight47°feels 44°
61 °
Duncan, Monday, 9 November
Partly cloudy. High 61°, low 40°.
Pressure29.88 inHg
Wind12.7 mph W
Humidity47%
Visibility—
Dew point34°
Tue, 1055° / 43°0
Morning46°feels 42°
Afternoon53°feels 50°
Evening46°feels 43°
Overnight44°feels 40°
55 °
Duncan, Tuesday, 10 November
Overcast. High 55°, low 43°.
Pressure30.06 inHg
Wind10.6 mph NW
Humidity29%
Visibility—
Dew point21°
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.