10-day forecast for Denison, IA: 39° to 90°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
90°
Best day: Monday, October 12
64° · 0.69 in
Worst day: Wednesday, October 21
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1375° / 54°0
Morning55°feels 54°
Afternoon69°feels 68°
Evening65°feels 65°
Overnight60°feels 60°
75 °
Denison, Tuesday, 13 October
Clear. High 75°, low 54°.
Pressure29.91 inHg
Wind5.6 mph N
Humidity63%
Visibility6.2 mi
Dew point53°
Wed, 1463° / 50°0.03
Morning50°feels 48°
Afternoon62°feels 61°
Evening60°feels 59°
Overnight56°feels 55°
63 °
Denison, Wednesday, 14 October
Light rain. High 63°, low 50°.
Pressure30.15 inHg
Wind8.5 mph NE
Humidity58%
Visibility6.2 mi
Dew point45°
Thu, 1559° / 55°0.23
Morning57°feels 57°
Afternoon58°feels 58°
Evening55°feels 54°
Overnight57°feels 57°
59 °
Denison, Thursday, 15 October
Light rain. High 59°, low 55°.
Pressure30.09 inHg
Wind9.8 mph N
Humidity86%
Visibility6.2 mi
Dew point55°
Fri, 1656° / 43°0
Morning47°feels 41°
Afternoon52°feels 50°
Evening47°feels 46°
Overnight47°feels 41°
56 °
Denison, Friday, 16 October
Clear. High 56°, low 43°.
Pressure30.65 inHg
Wind15.7 mph NW
Humidity48%
Visibility—
Dew point33°
Sat, 1756° / 39°0
Morning44°feels 39°
Afternoon54°feels 51°
Evening49°feels 43°
Overnight45°feels 38°
56 °
Denison, Saturday, 17 October
Clear. High 56°, low 39°.
Pressure30.39 inHg
Wind16.7 mph S
Humidity40%
Visibility—
Dew point29°
Sun, 1865° / 44°0
Morning49°feels 42°
Afternoon60°feels 58°
Evening58°feels 56°
Overnight53°feels 50°
65 °
Denison, Sunday, 18 October
Clear. High 65°, low 44°.
Pressure30.12 inHg
Wind19.8 mph SW
Humidity39%
Visibility—
Dew point33°
Mon, 1969° / 49°0
Morning53°feels 50°
Afternoon65°feels 63°
Evening61°feels 59°
Overnight57°feels 55°
69 °
Denison, Monday, 19 October
Overcast. High 69°, low 49°.
Pressure30.09 inHg
Wind14.9 mph S
Humidity45%
Visibility—
Dew point41°
Tue, 2075° / 55°0.01
Morning59°feels 58°
Afternoon71°feels 70°
Evening69°feels 69°
Overnight64°feels 64°
75 °
Denison, Tuesday, 20 October
Light rain. High 75°, low 55°.
Pressure29.85 inHg
Wind21.3 mph S
Humidity51%
Visibility—
Dew point50°
Wed, 2164° / 51°0.69
Morning63°feels 63°
Afternoon62°feels 62°
Evening51°feels 50°
Overnight54°feels 53°
64 °
Denison, Wednesday, 21 October
Rain. High 64°, low 51°.
Pressure29.71 inHg
Wind18.8 mph S
Humidity94%
Visibility—
Dew point62°
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.