10-day forecast for Star City, IL: 63° to 103°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
103°
Best day: Tuesday, August 11
102° · 0.13 in
Worst day: Tuesday, August 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10101° / 76°0.01
Morning78°feels 80°
Afternoon100°feels 105°
Evening88°feels 91°
Overnight82°feels 86°
101 °
Star City, Monday, 10 August
Light rain. High 101°, low 76°.
Pressure29.91 inHg
Wind12 mph SW
Humidity40%
Visibility6.2 mi
Dew point68°
Tue, 11103° / 74°0
Morning78°feels 79°
Afternoon102°feels 105°
Evening90°feels 91°
Overnight78°feels 78°
103 °
Star City, Tuesday, 11 August
Light rain. High 103°, low 74°.
Pressure29.88 inHg
Wind12.7 mph SW
Humidity38%
Visibility6.2 mi
Dew point66°
Wed, 12101° / 76°0.04
Morning78°feels 79°
Afternoon98°feels 104°
Evening86°feels 93°
Overnight85°feels 87°
101 °
Star City, Wednesday, 12 August
Light rain. High 101°, low 76°.
Pressure29.83 inHg
Wind2.5 mph W
Humidity55%
Visibility6.2 mi
Dew point70°
Thu, 1396° / 73°0.09
Morning75°feels 76°
Afternoon88°feels 94°
Evening85°feels 91°
Overnight74°feels 76°
96 °
Star City, Thursday, 13 August
Light rain. High 96°, low 73°.
Pressure29.85 inHg
Wind17 mph NE
Humidity55%
Visibility—
Dew point69°
Fri, 1488° / 71°0
Morning76°feels 79°
Afternoon87°feels 92°
Evening79°feels 83°
Overnight74°feels 75°
88 °
Star City, Friday, 14 August
Overcast. High 88°, low 71°.
Pressure29.97 inHg
Wind14.1 mph E
Humidity59%
Visibility—
Dew point69°
Sat, 15101° / 70°0
Morning78°feels 80°
Afternoon95°feels 101°
Evening86°feels 95°
Overnight77°feels 77°
101 °
Star City, Saturday, 15 August
Partly cloudy. High 101°, low 70°.
Pressure30.03 inHg
Wind11 mph E
Humidity40%
Visibility—
Dew point65°
Sun, 1695° / 74°0
Morning81°feels 83°
Afternoon92°feels 98°
Evening84°feels 87°
Overnight74°feels 75°
95 °
Star City, Sunday, 16 August
Overcast. High 95°, low 74°.
Pressure30.03 inHg
Wind13.9 mph N
Humidity47%
Visibility—
Dew point68°
Mon, 1786° / 63°0
Morning69°feels 69°
Afternoon83°feels 82°
Evening76°feels 76°
Overnight71°feels 71°
86 °
Star City, Monday, 17 August
Overcast. High 86°, low 63°.
Pressure30.09 inHg
Wind9.9 mph E
Humidity40%
Visibility—
Dew point54°
Tue, 18102° / 67°0.13
Morning75°feels 76°
Afternoon92°feels 96°
Evening88°feels 94°
Overnight74°feels 75°
102 °
Star City, Tuesday, 18 August
Light rain. High 102°, low 67°.
Pressure29.80 inHg
Wind10.8 mph SE
Humidity42%
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 Star City, 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.