10-day forecast for Carterville, IL: 67° to 103°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
103°
Best day: Sunday, August 16
93° · 0.15 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1098° / 76°0
Morning80°feels 83°
Afternoon97°feels 101°
Evening87°feels 91°
Overnight79°feels 80°
98 °
Carterville, Monday, 10 August
Clear. High 98°, low 76°.
Pressure30.00 inHg
Wind14.3 mph SW
Humidity42%
Visibility6.2 mi
Dew point68°
Tue, 11101° / 77°0
Morning82°feels 85°
Afternoon100°feels 104°
Evening90°feels 94°
Overnight79°feels 79°
101 °
Carterville, Tuesday, 11 August
Mostly clear. High 101°, low 77°.
Pressure29.91 inHg
Wind13.7 mph SW
Humidity38%
Visibility6.2 mi
Dew point67°
Wed, 12102° / 72°0.11
Morning84°feels 87°
Afternoon103°feels 107°
Evening74°feels 75°
Overnight84°feels 87°
102 °
Carterville, Wednesday, 12 August
Light rain. High 102°, low 72°.
Pressure29.83 inHg
Wind13.8 mph SW
Humidity38%
Visibility6.2 mi
Dew point68°
Thu, 1396° / 71°0.15
Morning78°feels 80°
Afternoon91°feels 96°
Evening87°feels 94°
Overnight71°feels 73°
96 °
Carterville, Thursday, 13 August
Light rain. High 96°, low 71°.
Pressure29.91 inHg
Wind11.7 mph NE
Humidity50%
Visibility—
Dew point67°
Fri, 1486° / 69°0.08
Morning72°feels 73°
Afternoon79°feels 80°
Evening77°feels 78°
Overnight71°feels 72°
86 °
Carterville, Friday, 14 August
Light rain. High 86°, low 69°.
Pressure30.03 inHg
Wind13.6 mph NE
Humidity69%
Visibility—
Dew point67°
Sat, 1597° / 67°0.06
Morning74°feels 76°
Afternoon91°feels 96°
Evening88°feels 94°
Overnight76°feels 77°
97 °
Carterville, Saturday, 15 August
Light rain. High 97°, low 67°.
Pressure30.09 inHg
Wind9.8 mph E
Humidity49%
Visibility—
Dew point66°
Sun, 16103° / 72°0
Morning83°feels 85°
Afternoon101°feels 105°
Evening86°feels 94°
Overnight78°feels 79°
103 °
Carterville, Sunday, 16 August
Light rain. High 103°, low 72°.
Pressure29.97 inHg
Wind12.7 mph N
Humidity27%
Visibility—
Dew point59°
Mon, 1793° / 72°0.15
Morning78°feels 80°
Afternoon91°feels 96°
Evening85°feels 89°
Overnight74°feels 76°
93 °
Carterville, Monday, 17 August
Light rain. High 93°, low 72°.
Pressure30.03 inHg
Wind9.6 mph N
Humidity49%
Visibility—
Dew point67°
Tue, 1899° / 70°0.03
Morning77°feels 79°
Afternoon95°feels 100°
Evening88°feels 92°
Overnight78°feels 78°
99 °
Carterville, Tuesday, 18 August
Light rain. High 99°, low 70°.
Pressure29.97 inHg
Wind8.9 mph E
Humidity39%
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 Carterville, 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.