10-day forecast for Lake Barrington, IL: 57° to 88°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
83°
Best day: Wednesday, August 12
81° · 1.14 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 69°0.57
Morning74°feels 75°
Afternoon87°feels 95°
Evening71°feels 72°
Overnight76°feels 78°
88 °
Lake Barrington, Monday, 10 August
Rain. High 88°, low 69°.
Pressure29.88 inHg
Wind4.6 mph NE
Humidity74%
Visibility6.2 mi
Dew point73°
Tue, 1182° / 67°0.33
Morning72°feels 74°
Afternoon79°feels 80°
Evening75°feels 77°
Overnight68°feels 69°
82 °
Lake Barrington, Tuesday, 11 August
Heavy rain. High 82°, low 67°.
Pressure29.83 inHg
Wind12.1 mph E
Humidity97%
Visibility4.3 mi
Dew point67°
Wed, 1283° / 68°0.03
Morning73°feels 74°
Afternoon84°feels 87°
Evening71°feels 72°
Overnight69°feels 70°
83 °
Lake Barrington, Wednesday, 12 August
Light rain. High 83°, low 68°.
Pressure29.83 inHg
Wind6.2 mph W
Humidity68%
Visibility6.2 mi
Dew point71°
Thu, 1373° / 63°0
Morning66°feels 66°
Afternoon72°feels 72°
Evening65°feels 64°
Overnight63°feels 63°
73 °
Lake Barrington, Thursday, 13 August
Overcast. High 73°, low 63°.
Pressure30.03 inHg
Wind9.1 mph NE
Humidity60%
Visibility—
Dew point57°
Fri, 1473° / 57°0
Morning62°feels 62°
Afternoon72°feels 71°
Evening64°feels 64°
Overnight59°feels 59°
73 °
Lake Barrington, Friday, 14 August
Mostly clear. High 73°, low 57°.
Pressure30.18 inHg
Wind10 mph NE
Humidity52%
Visibility—
Dew point53°
Sat, 1577° / 59°0
Morning65°feels 64°
Afternoon75°feels 75°
Evening71°feels 71°
Overnight67°feels 67°
77 °
Lake Barrington, Saturday, 15 August
Overcast. High 77°, low 59°.
Pressure30.24 inHg
Wind6.5 mph NE
Humidity47%
Visibility—
Dew point52°
Sun, 1672° / 64°0.02
Morning66°feels 66°
Afternoon71°feels 72°
Evening72°feels 73°
Overnight68°feels 69°
72 °
Lake Barrington, Sunday, 16 August
Light rain. High 72°, low 64°.
Pressure30.09 inHg
Wind4.3 mph NW
Humidity71%
Visibility—
Dew point60°
Mon, 1780° / 64°0.03
Morning69°feels 70°
Afternoon78°feels 78°
Evening70°feels 71°
Overnight65°feels 66°
80 °
Lake Barrington, Monday, 17 August
Light rain. High 80°, low 64°.
Pressure30.06 inHg
Wind8.4 mph E
Humidity63%
Visibility—
Dew point64°
Tue, 1878° / 61°0
Morning65°feels 65°
Afternoon72°feels 72°
Evening74°feels 74°
Overnight67°feels 68°
78 °
Lake Barrington, Tuesday, 18 August
Overcast. High 78°, low 61°.
Pressure30.03 inHg
Wind5.9 mph S
Humidity79%
Visibility—
Dew point63°
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 Barrington, 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.