10-day forecast for Sand Barrens, IL: 64° to 95°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
95°
Best day: Monday, August 10
85° · 0.54 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1095° / 75°0
Morning79°feels 79°
Afternoon94°feels 105°
Evening88°feels 100°
Overnight77°feels 79°
95 °
Sand Barrens, Monday, 10 August
Clear. High 95°, low 75°.
Pressure30.00 inHg
Wind14.6 mph SW
Humidity60%
Visibility6.2 mi
Dew point73°
Tue, 1194° / 74°0.04
Morning76°feels 77°
Afternoon93°feels 101°
Evening83°feels 89°
Overnight80°feels 83°
94 °
Sand Barrens, Tuesday, 11 August
Light rain. High 94°, low 74°.
Pressure29.94 inHg
Wind10.2 mph SW
Humidity59%
Visibility6.2 mi
Dew point73°
Wed, 1289° / 75°0.05
Morning78°feels 79°
Afternoon89°feels 98°
Evening79°feels 79°
Overnight80°feels 83°
89 °
Sand Barrens, Wednesday, 12 August
Light rain. High 89°, low 75°.
Pressure29.85 inHg
Wind7.4 mph SW
Humidity66%
Visibility6.2 mi
Dew point73°
Thu, 1385° / 70°0.54
Morning69°feels 70°
Afternoon80°feels 84°
Evening80°feels 84°
Overnight72°feels 73°
85 °
Sand Barrens, Thursday, 13 August
Rain. High 85°, low 70°.
Pressure29.94 inHg
Wind10.4 mph E
Humidity77%
Visibility—
Dew point71°
Fri, 1483° / 70°0.46
Morning72°feels 73°
Afternoon75°feels 77°
Evening75°feels 77°
Overnight73°feels 74°
83 °
Sand Barrens, Friday, 14 August
Rain. High 83°, low 70°.
Pressure30.03 inHg
Wind19.8 mph NE
Humidity88%
Visibility—
Dew point71°
Sat, 1582° / 69°0.05
Morning72°feels 72°
Afternoon78°feels 80°
Evening77°feels 79°
Overnight73°feels 74°
82 °
Sand Barrens, Saturday, 15 August
Light rain. High 82°, low 69°.
Pressure30.15 inHg
Wind12.2 mph E
Humidity80%
Visibility—
Dew point70°
Sun, 1690° / 71°0
Morning78°feels 81°
Afternoon89°feels 97°
Evening82°feels 89°
Overnight75°feels 76°
90 °
Sand Barrens, Sunday, 16 August
Mostly clear. High 90°, low 71°.
Pressure29.97 inHg
Wind14.7 mph W
Humidity55%
Visibility—
Dew point70°
Mon, 1780° / 65°0.01
Morning69°feels 70°
Afternoon78°feels 79°
Evening73°feels 73°
Overnight67°feels 67°
80 °
Sand Barrens, Monday, 17 August
Light rain. High 80°, low 65°.
Pressure30.06 inHg
Wind9.7 mph N
Humidity59%
Visibility—
Dew point62°
Tue, 1885° / 64°0
Morning69°feels 69°
Afternoon78°feels 79°
Evening78°feels 79°
Overnight72°feels 73°
85 °
Sand Barrens, Tuesday, 18 August
Overcast. High 85°, low 64°.
Pressure29.91 inHg
Wind10.6 mph SE
Humidity67%
Visibility—
Dew point64°
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 Sand Barrens, 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.