10-day forecast for Dennison, IL: 39° to 81°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Friday, October 23
68° · 0.19 in
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1578° / 65°0.22
Morning66°feels 66°
Afternoon76°feels 77°
Evening71°feels 72°
Overnight66°feels 66°
78 °
Dennison, Thursday, 15 October
Rain. High 78°, low 65°.
Pressure30.03 inHg
Wind6.2 mph SE
Humidity75%
Visibility6.2 mi
Dew point64°
Fri, 1668° / 50°0.19
Morning56°feels 55°
Afternoon55°feels 52°
Evening51°feels 49°
Overnight67°feels 68°
68 °
Dennison, Friday, 16 October
Rain. High 68°, low 50°.
Pressure30.09 inHg
Wind17 mph NW
Humidity47%
Visibility6.2 mi
Dew point35°
Sat, 1757° / 42°0
Morning43°feels 38°
Afternoon57°feels 54°
Evening48°feels 48°
Overnight47°feels 42°
57 °
Dennison, Saturday, 17 October
Partly cloudy. High 57°, low 42°.
Pressure30.53 inHg
Wind7.5 mph N
Humidity51%
Visibility6.2 mi
Dew point37°
Sun, 1862° / 39°0
Morning43°feels 40°
Afternoon61°feels 58°
Evening51°feels 49°
Overnight42°feels 40°
62 °
Dennison, Sunday, 18 October
Clear. High 62°, low 39°.
Pressure30.53 inHg
Wind6.8 mph S
Humidity40%
Visibility6.2 mi
Dew point33°
Mon, 1967° / 41°0
Morning48°feels 48°
Afternoon64°feels 62°
Evening57°feels 55°
Overnight52°feels 50°
67 °
Dennison, Monday, 19 October
Overcast. High 67°, low 41°.
Pressure30.39 inHg
Wind3.7 mph S
Humidity40%
Visibility—
Dew point37°
Tue, 2072° / 47°0
Morning53°feels 53°
Afternoon67°feels 66°
Evening62°feels 60°
Overnight56°feels 55°
72 °
Dennison, Tuesday, 20 October
Mostly clear. High 72°, low 47°.
Pressure30.33 inHg
Wind7.5 mph E
Humidity42%
Visibility—
Dew point42°
Wed, 2174° / 52°0
Morning58°feels 57°
Afternoon72°feels 70°
Evening62°feels 61°
Overnight57°feels 56°
74 °
Dennison, Wednesday, 21 October
Partly cloudy. High 74°, low 52°.
Pressure30.33 inHg
Wind7.6 mph SE
Humidity36%
Visibility—
Dew point42°
Thu, 2277° / 52°0
Morning59°feels 57°
Afternoon73°feels 72°
Evening65°feels 63°
Overnight60°feels 58°
77 °
Dennison, Thursday, 22 October
Clear. High 77°, low 52°.
Pressure30.24 inHg
Wind8.2 mph SE
Humidity33%
Visibility—
Dew point41°
Fri, 2381° / 57°0
Morning63°feels 63°
Afternoon77°feels 77°
Evening69°feels 69°
Overnight65°feels 64°
81 °
Dennison, Friday, 23 October
Partly cloudy. High 81°, low 57°.
Pressure30.12 inHg
Wind19.1 mph S
Humidity42%
Visibility—
Dew point51°
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 Dennison, IL 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.