10-day forecast for Ideal, IL: 28° to 58°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
58°
Best day: Friday, November 20
52° · 0.25 in
Worst day: Wednesday, November 11
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1244° / 37°0
Morning38°feels 30°
Afternoon44°feels 36°
Evening39°feels 33°
Overnight40°feels 34°
44 °
Ideal, Thursday, 12 November
Overcast. High 44°, low 37°.
Pressure30.03 inHg
Wind15.9 mph N
Humidity65%
Visibility6.2 mi
Dew point25°
Fri, 1342° / 32°0
Morning35°feels 27°
Afternoon40°feels 33°
Evening35°feels 30°
Overnight38°feels 31°
42 °
Ideal, Friday, 13 November
Overcast. High 42°, low 32°.
Pressure30.12 inHg
Wind12.3 mph N
Humidity65%
Visibility6.2 mi
Dew point24°
Sat, 1443° / 28°0
Morning30°feels 25°
Afternoon43°feels 40°
Evening35°feels 35°
Overnight30°feels 25°
43 °
Ideal, Saturday, 14 November
Clear. High 43°, low 28°.
Pressure30.33 inHg
Wind4.9 mph NW
Humidity64%
Visibility6.2 mi
Dew point25°
Sun, 1546° / 30°0
Morning34°feels 34°
Afternoon45°feels 44°
Evening36°feels 34°
Overnight31°feels 31°
46 °
Ideal, Sunday, 15 November
Clear. High 46°, low 30°.
Pressure30.45 inHg
Wind3.6 mph W
Humidity59%
Visibility6.2 mi
Dew point29°
Mon, 1650° / 32°0
Morning37°feels 32°
Afternoon47°feels 43°
Evening41°feels 37°
Overnight37°feels 32°
50 °
Ideal, Monday, 16 November
Clear. High 50°, low 32°.
Pressure30.45 inHg
Wind8.5 mph SW
Humidity55%
Visibility—
Dew point31°
Tue, 1751° / 35°0
Morning40°feels 35°
Afternoon49°feels 46°
Evening42°feels 37°
Overnight38°feels 33°
51 °
Ideal, Tuesday, 17 November
Mostly clear. High 51°, low 35°.
Pressure30.39 inHg
Wind9.5 mph S
Humidity54%
Visibility—
Dew point32°
Wed, 1853° / 35°0
Morning39°feels 34°
Afternoon50°feels 47°
Evening45°feels 40°
Overnight41°feels 36°
53 °
Ideal, Wednesday, 18 November
Clear. High 53°, low 35°.
Pressure30.27 inHg
Wind13.9 mph S
Humidity43%
Visibility—
Dew point28°
Thu, 1954° / 40°0
Morning44°feels 39°
Afternoon52°feels 49°
Evening49°feels 45°
Overnight48°feels 45°
54 °
Ideal, Thursday, 19 November
Overcast. High 54°, low 40°.
Pressure30.18 inHg
Wind11.9 mph S
Humidity48%
Visibility—
Dew point32°
Fri, 2058° / 45°0
Morning51°feels 47°
Afternoon57°feels 55°
Evening51°feels 49°
Overnight47°feels 43°
58 °
Ideal, Friday, 20 November
Overcast. High 58°, low 45°.
Pressure30.03 inHg
Wind11.3 mph W
Humidity61%
Visibility—
Dew point43°
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.