10-day forecast for Ideal, IL: 23° to 61°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
58°
Best day: Thursday, November 19
52° · 0.29 in
Worst day: Sunday, November 22
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1650° / 32°0
Morning36°feels 31°
Afternoon50°feels 46°
Evening39°feels 35°
Overnight34°feels 34°
50 °
Ideal, Monday, 16 November
Partly cloudy. High 50°, low 32°.
Pressure30.50 inHg
Wind8.1 mph SW
Humidity56%
Visibility6.2 mi
Dew point34°
Tue, 1753° / 35°0
Morning37°feels 31°
Afternoon53°feels 51°
Evening44°feels 38°
Overnight37°feels 32°
53 °
Ideal, Tuesday, 17 November
Mostly clear. High 53°, low 35°.
Pressure30.45 inHg
Wind8.5 mph S
Humidity60%
Visibility6.2 mi
Dew point38°
Wed, 1855° / 40°0
Morning42°feels 36°
Afternoon54°feels 52°
Evening49°feels 44°
Overnight41°feels 35°
55 °
Ideal, Wednesday, 18 November
Overcast. High 55°, low 40°.
Pressure30.27 inHg
Wind13 mph S
Humidity60%
Visibility6.2 mi
Dew point39°
Thu, 1958° / 43°0
Morning53°feels 51°
Afternoon57°feels 55°
Evening49°feels 47°
Overnight45°feels 42°
58 °
Ideal, Thursday, 19 November
Overcast. High 58°, low 43°.
Pressure30.18 inHg
Wind12.7 mph W
Humidity69%
Visibility—
Dew point47°
Fri, 2054° / 35°0
Morning39°feels 36°
Afternoon50°feels 48°
Evening53°feels 51°
Overnight50°feels 48°
54 °
Ideal, Friday, 20 November
Overcast. High 54°, low 35°.
Pressure30.27 inHg
Wind12.4 mph S
Humidity66%
Visibility—
Dew point37°
Sat, 2161° / 52°0.06
Morning56°feels 54°
Afternoon59°feels 58°
Evening53°feels 51°
Overnight52°feels 51°
61 °
Ideal, Saturday, 21 November
Light rain. High 61°, low 52°.
Pressure29.88 inHg
Wind18.5 mph S
Humidity56%
Visibility—
Dew point44°
Sun, 2252° / 29°0.29
Morning37°feels 25°
Afternoon37°feels 25°
Evening32°feels 20°
Overnight31°feels 19°
52 °
Ideal, Sunday, 22 November
Snow. High 52°, low 29°.
Pressure29.88 inHg
Wind27.4 mph NW
Humidity77%
Visibility—
Dew point31°
Mon, 2333° / 24°0
Morning27°feels 16°
Afternoon31°feels 22°
Evening27°feels 18°
Overnight25°feels 16°
33 °
Ideal, Monday, 23 November
Mostly clear. High 33°, low 24°.
Pressure30.47 inHg
Wind15.5 mph N
Humidity53%
Visibility—
Dew point16°
Tue, 2437° / 23°0
Morning27°feels 21°
Afternoon35°feels 30°
Evening29°feels 22°
Overnight26°feels 19°
37 °
Ideal, Tuesday, 24 November
Mostly clear. High 37°, low 23°.
Pressure30.59 inHg
Wind6.9 mph SE
Humidity63%
Visibility—
Dew point23°
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 Ideal, 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.