10-day forecast for Roslyn, IL: 63° to 95°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
93°
Best day: Tuesday, August 11
72° · 0.35 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1095° / 74°0.15
Morning79°feels 79°
Afternoon94°feels 107°
Evening82°feels 87°
Overnight80°feels 80°
95 °
Roslyn, Monday, 10 August
Rain. High 95°, low 74°.
Pressure29.94 inHg
Wind13.8 mph SW
Humidity63%
Visibility6.2 mi
Dew point74°
Tue, 1193° / 71°0
Morning75°feels 76°
Afternoon90°feels 101°
Evening84°feels 89°
Overnight72°feels 73°
93 °
Roslyn, Tuesday, 11 August
Overcast. High 93°, low 71°.
Pressure29.88 inHg
Wind12.5 mph SW
Humidity64%
Visibility6.2 mi
Dew point74°
Wed, 1289° / 70°0.08
Morning75°feels 76°
Afternoon87°feels 95°
Evening75°feels 76°
Overnight81°feels 84°
89 °
Roslyn, Wednesday, 12 August
Light rain. High 89°, low 70°.
Pressure29.83 inHg
Wind5.9 mph NW
Humidity71%
Visibility6.2 mi
Dew point72°
Thu, 1383° / 67°0.23
Morning72°feels 74°
Afternoon81°feels 85°
Evening73°feels 74°
Overnight67°feels 68°
83 °
Roslyn, Thursday, 13 August
Light rain. High 83°, low 67°.
Pressure29.94 inHg
Wind13 mph E
Humidity69%
Visibility—
Dew point69°
Fri, 1472° / 64°0.35
Morning66°feels 67°
Afternoon72°feels 72°
Evening69°feels 69°
Overnight65°feels 66°
72 °
Roslyn, Friday, 14 August
Rain. High 72°, low 64°.
Pressure30.09 inHg
Wind15.8 mph NE
Humidity82%
Visibility—
Dew point65°
Sat, 1577° / 63°0.17
Morning67°feels 68°
Afternoon76°feels 77°
Evening72°feels 73°
Overnight68°feels 68°
77 °
Roslyn, Saturday, 15 August
Light rain. High 77°, low 63°.
Pressure30.18 inHg
Wind12.4 mph E
Humidity75%
Visibility—
Dew point66°
Sun, 1682° / 66°0.01
Morning70°feels 70°
Afternoon78°feels 80°
Evening78°feels 80°
Overnight74°feels 75°
82 °
Roslyn, Sunday, 16 August
Light rain. High 82°, low 66°.
Pressure30.06 inHg
Wind8 mph E
Humidity77%
Visibility—
Dew point69°
Mon, 1783° / 69°0
Morning73°feels 74°
Afternoon81°feels 83°
Evening75°feels 76°
Overnight70°feels 71°
83 °
Roslyn, Monday, 17 August
Mostly clear. High 83°, low 69°.
Pressure30.06 inHg
Wind8.9 mph NE
Humidity63%
Visibility—
Dew point66°
Tue, 1884° / 64°0
Morning69°feels 70°
Afternoon82°feels 84°
Evening78°feels 78°
Overnight72°feels 73°
84 °
Roslyn, Tuesday, 18 August
Partly cloudy. High 84°, low 64°.
Pressure30.00 inHg
Wind7.8 mph E
Humidity63%
Visibility—
Dew point66°
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 Roslyn, 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.