10-day forecast for Monticello, IL: 29° to 63°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
61°
Best day: Friday, November 20
45°
Worst day: Friday, November 13
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1249° / 35°0
Morning45°feels 40°
Afternoon48°feels 41°
Evening37°feels 28°
Overnight43°feels 38°
49 °
Monticello, Thursday, 12 November
Mostly clear. High 49°, low 35°.
Pressure29.94 inHg
Wind16.4 mph N
Humidity55%
Visibility6.2 mi
Dew point28°
Fri, 1345° / 34°0.02
Morning37°feels 30°
Afternoon42°feels 35°
Evening38°feels 31°
Overnight36°feels 27°
45 °
Monticello, Friday, 13 November
Snow. High 45°, low 34°.
Pressure30.06 inHg
Wind12.1 mph N
Humidity63%
Visibility6.2 mi
Dew point28°
Sat, 1446° / 30°0
Morning33°feels 27°
Afternoon46°feels 42°
Evening35°feels 31°
Overnight31°feels 25°
46 °
Monticello, Saturday, 14 November
Clear. High 46°, low 30°.
Pressure30.30 inHg
Wind6.3 mph NW
Humidity56%
Visibility6.2 mi
Dew point24°
Sun, 1548° / 30°0
Morning36°feels 36°
Afternoon48°feels 47°
Evening37°feels 37°
Overnight31°feels 31°
48 °
Monticello, Sunday, 15 November
Overcast. High 48°, low 30°.
Pressure30.45 inHg
Wind3.4 mph NW
Humidity53%
Visibility6.2 mi
Dew point28°
Mon, 1653° / 29°0
Morning36°feels 32°
Afternoon50°feels 47°
Evening42°feels 41°
Overnight36°feels 32°
53 °
Monticello, Monday, 16 November
Clear. High 53°, low 29°.
Pressure30.47 inHg
Wind6.3 mph SW
Humidity46%
Visibility—
Dew point29°
Tue, 1755° / 33°0
Morning39°feels 35°
Afternoon53°feels 50°
Evening45°feels 42°
Overnight40°feels 36°
55 °
Monticello, Tuesday, 17 November
Partly cloudy. High 55°, low 33°.
Pressure30.45 inHg
Wind7 mph S
Humidity45%
Visibility—
Dew point30°
Wed, 1857° / 36°0
Morning42°feels 37°
Afternoon54°feels 51°
Evening47°feels 43°
Overnight43°feels 38°
57 °
Monticello, Wednesday, 18 November
Clear. High 57°, low 36°.
Pressure30.36 inHg
Wind10.2 mph S
Humidity33%
Visibility—
Dew point24°
Thu, 1958° / 39°0
Morning44°feels 40°
Afternoon56°feels 53°
Evening49°feels 46°
Overnight45°feels 41°
58 °
Monticello, Thursday, 19 November
Partly cloudy. High 58°, low 39°.
Pressure30.27 inHg
Wind9.8 mph S
Humidity31%
Visibility—
Dew point24°
Fri, 2061° / 44°0
Morning47°feels 44°
Afternoon56°feels 53°
Evening53°feels 52°
Overnight50°feels 48°
61 °
Monticello, Friday, 20 November
Overcast. High 61°, low 44°.
Pressure30.12 inHg
Wind10.1 mph S
Humidity41%
Visibility—
Dew point31°
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 Monticello, 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.