10-day forecast for Lake Forest, IL: 30° to 56°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
56°
Best day: Friday, November 20
53° · 0.09 in
Worst day: Wednesday, November 11
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1247° / 31°0
Morning41°feels 34°
Afternoon46°feels 39°
Evening35°feels 27°
Overnight41°feels 35°
47 °
Lake Forest, Thursday, 12 November
Overcast. High 47°, low 31°.
Pressure29.91 inHg
Wind15.4 mph N
Humidity61%
Visibility6.2 mi
Dew point30°
Fri, 1344° / 30°0
Morning37°feels 30°
Afternoon42°feels 36°
Evening36°feels 28°
Overnight32°feels 22°
44 °
Lake Forest, Friday, 13 November
Overcast. High 44°, low 30°.
Pressure30.06 inHg
Wind11.1 mph N
Humidity66%
Visibility6.2 mi
Dew point27°
Sat, 1444° / 30°0
Morning32°feels 25°
Afternoon44°feels 40°
Evening35°feels 31°
Overnight32°feels 25°
44 °
Lake Forest, Saturday, 14 November
Clear. High 44°, low 30°.
Pressure30.27 inHg
Wind8.3 mph NW
Humidity63%
Visibility6.2 mi
Dew point29°
Sun, 1546° / 31°0
Morning35°feels 32°
Afternoon46°feels 44°
Evening36°feels 33°
Overnight32°feels 27°
46 °
Lake Forest, Sunday, 15 November
Clear. High 46°, low 31°.
Pressure30.42 inHg
Wind4.4 mph W
Humidity59%
Visibility6.2 mi
Dew point30°
Mon, 1649° / 31°0
Morning36°feels 32°
Afternoon47°feels 44°
Evening41°feels 36°
Overnight37°feels 32°
49 °
Lake Forest, Monday, 16 November
Overcast. High 49°, low 31°.
Pressure30.45 inHg
Wind7.9 mph SW
Humidity55%
Visibility—
Dew point31°
Tue, 1751° / 34°0
Morning39°feels 34°
Afternoon50°feels 47°
Evening46°feels 44°
Overnight43°feels 39°
51 °
Lake Forest, Tuesday, 17 November
Mostly clear. High 51°, low 34°.
Pressure30.42 inHg
Wind7.8 mph SW
Humidity55%
Visibility—
Dew point33°
Wed, 1853° / 40°0
Morning43°feels 39°
Afternoon51°feels 48°
Evening49°feels 46°
Overnight46°feels 42°
53 °
Lake Forest, Wednesday, 18 November
Clear. High 53°, low 40°.
Pressure30.33 inHg
Wind11.1 mph SW
Humidity39%
Visibility—
Dew point26°
Thu, 1954° / 44°0
Morning47°feels 43°
Afternoon53°feels 50°
Evening51°feels 48°
Overnight49°feels 45°
54 °
Lake Forest, Thursday, 19 November
Overcast. High 54°, low 44°.
Pressure30.24 inHg
Wind8.4 mph SW
Humidity42%
Visibility—
Dew point30°
Fri, 2056° / 49°0
Morning50°feels 48°
Afternoon53°feels 51°
Evening53°feels 51°
Overnight52°feels 51°
56 °
Lake Forest, Friday, 20 November
Overcast. High 56°, low 49°.
Pressure30.06 inHg
Wind8.3 mph SW
Humidity51%
Visibility—
Dew point35°
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 Lake Forest, 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.