10-day forecast for Stony Island, IL: 62° to 91°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Tuesday, August 18
87° · 1.46 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1091° / 73°1.25
Morning77°feels 78°
Afternoon90°feels 103°
Evening78°feels 79°
Overnight78°feels 79°
91 °
Stony Island, Monday, 10 August
Heavy rain. High 91°, low 73°.
Pressure29.88 inHg
Wind1.8 mph N
Humidity64%
Visibility6.2 mi
Dew point72°
Tue, 1187° / 67°1.46
Morning71°feels 72°
Afternoon86°feels 93°
Evening70°feels 71°
Overnight69°feels 70°
87 °
Stony Island, Tuesday, 11 August
Heavy rain. High 87°, low 67°.
Pressure29.83 inHg
Wind7.4 mph S
Humidity68%
Visibility6.2 mi
Dew point72°
Wed, 1282° / 69°0.08
Morning71°feels 72°
Afternoon82°feels 84°
Evening74°feels 74°
Overnight69°feels 71°
82 °
Stony Island, Wednesday, 12 August
Rain. High 82°, low 69°.
Pressure29.85 inHg
Wind4.1 mph NE
Humidity61%
Visibility6.2 mi
Dew point65°
Thu, 1374° / 66°0.13
Morning70°feels 70°
Afternoon73°feels 73°
Evening66°feels 66°
Overnight70°feels 71°
74 °
Stony Island, Thursday, 13 August
Light rain. High 74°, low 66°.
Pressure29.97 inHg
Wind6.9 mph SE
Humidity61%
Visibility—
Dew point59°
Fri, 1474° / 67°0
Morning69°feels 69°
Afternoon73°feels 73°
Evening71°feels 71°
Overnight69°feels 69°
74 °
Stony Island, Friday, 14 August
Overcast. High 74°, low 67°.
Pressure30.15 inHg
Wind11.7 mph E
Humidity55%
Visibility—
Dew point56°
Sat, 1575° / 66°0.05
Morning69°feels 68°
Afternoon72°feels 72°
Evening69°feels 69°
Overnight67°feels 67°
75 °
Stony Island, Saturday, 15 August
Light rain. High 75°, low 66°.
Pressure30.24 inHg
Wind12 mph SE
Humidity50%
Visibility—
Dew point53°
Sun, 1680° / 65°0.25
Morning69°feels 70°
Afternoon79°feels 79°
Evening74°feels 74°
Overnight69°feels 70°
80 °
Stony Island, Sunday, 16 August
Rain. High 80°, low 65°.
Pressure29.97 inHg
Wind12.1 mph N
Humidity69%
Visibility—
Dew point67°
Mon, 1775° / 67°0.01
Morning69°feels 69°
Afternoon73°feels 73°
Evening70°feels 70°
Overnight67°feels 67°
75 °
Stony Island, Monday, 17 August
Light rain. High 75°, low 67°.
Pressure30.09 inHg
Wind9.6 mph N
Humidity58%
Visibility—
Dew point57°
Tue, 1881° / 62°0
Morning65°feels 65°
Afternoon73°feels 73°
Evening76°feels 77°
Overnight70°feels 71°
81 °
Stony Island, Tuesday, 18 August
Overcast. High 81°, low 62°.
Pressure29.91 inHg
Wind8.3 mph S
Humidity71%
Visibility—
Dew point61°
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 Stony Island, 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.