10-day forecast for Denison, IA: 37° to 72°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Tuesday, October 20
67° · 2.37 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 1464° / 47°0
Morning47°feels 43°
Afternoon63°feels 61°
Evening58°feels 57°
Overnight52°feels 50°
64 °
Denison, Wednesday, 14 October
Overcast. High 64°, low 47°.
Pressure30.18 inHg
Wind8.3 mph NE
Humidity60%
Visibility6.2 mi
Dew point44°
Thu, 1558° / 50°1.03
Morning53°feels 53°
Afternoon53°feels 53°
Evening53°feels 52°
Overnight55°feels 55°
58 °
Denison, Thursday, 15 October
Heavy rain. High 58°, low 50°.
Pressure30.06 inHg
Wind10.4 mph NW
Humidity96%
Visibility0.9 mi
Dew point53°
Fri, 1653° / 42°0
Morning45°feels 38°
Afternoon52°feels 49°
Evening46°feels 43°
Overnight46°feels 39°
53 °
Denison, Friday, 16 October
Mostly clear. High 53°, low 42°.
Pressure30.59 inHg
Wind16.8 mph N
Humidity49%
Visibility6.2 mi
Dew point32°
Sat, 1759° / 37°0
Morning44°feels 39°
Afternoon56°feels 53°
Evening53°feels 51°
Overnight39°feels 39°
59 °
Denison, Saturday, 17 October
Clear. High 59°, low 37°.
Pressure30.39 inHg
Wind16.2 mph S
Humidity45%
Visibility—
Dew point33°
Sun, 1858° / 46°0
Morning49°feels 43°
Afternoon56°feels 54°
Evening55°feels 53°
Overnight52°feels 49°
58 °
Denison, Sunday, 18 October
Overcast. High 58°, low 46°.
Pressure30.06 inHg
Wind16.1 mph S
Humidity61%
Visibility—
Dew point41°
Mon, 1956° / 51°0.65
Morning52°feels 51°
Afternoon53°feels 52°
Evening55°feels 55°
Overnight54°feels 53°
56 °
Denison, Monday, 19 October
Rain. High 56°, low 51°.
Pressure30.12 inHg
Wind9.2 mph S
Humidity91%
Visibility—
Dew point50°
Tue, 2072° / 51°0
Morning55°feels 55°
Afternoon67°feels 67°
Evening66°feels 66°
Overnight60°feels 60°
72 °
Denison, Tuesday, 20 October
Clear. High 72°, low 51°.
Pressure30.03 inHg
Wind14.4 mph S
Humidity65%
Visibility—
Dew point53°
Wed, 2167° / 61°1.2
Morning63°feels 63°
Afternoon67°feels 67°
Evening65°feels 66°
Overnight65°feels 66°
67 °
Denison, Wednesday, 21 October
Heavy rain. High 67°, low 61°.
Pressure29.94 inHg
Wind19 mph S
Humidity90%
Visibility—
Dew point63°
Thu, 2267° / 65°2.37
Morning66°feels 66°
Afternoon66°feels 67°
Evening67°feels 68°
Overnight67°feels 68°
67 °
Denison, Thursday, 22 October
Heavy rain. High 67°, low 65°.
Pressure29.74 inHg
Wind19.1 mph SE
Humidity98%
Visibility—
Dew point65°
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 Denison, 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.