10-day forecast for Fairview Heights, IL: 64° to 101°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
101°
Best day: Monday, August 10
94° · 0.15 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10101° / 75°0
Morning78°feels 79°
Afternoon100°feels 107°
Evening87°feels 90°
Overnight82°feels 85°
101 °
Fairview Heights, Monday, 10 August
Clear. High 101°, low 75°.
Pressure29.94 inHg
Wind11.7 mph SW
Humidity46%
Visibility6.2 mi
Dew point70°
Tue, 1199° / 76°0
Morning79°feels 80°
Afternoon99°feels 103°
Evening87°feels 89°
Overnight77°feels 77°
99 °
Fairview Heights, Tuesday, 11 August
Light rain. High 99°, low 76°.
Pressure29.91 inHg
Wind8.8 mph SW
Humidity45%
Visibility6.2 mi
Dew point69°
Wed, 1295° / 74°0.04
Morning77°feels 78°
Afternoon86°feels 94°
Evening82°feels 89°
Overnight83°feels 84°
95 °
Fairview Heights, Wednesday, 12 August
Light rain. High 95°, low 74°.
Pressure29.83 inHg
Wind8 mph W
Humidity52%
Visibility6.2 mi
Dew point71°
Thu, 1394° / 71°0.15
Morning72°feels 73°
Afternoon87°feels 93°
Evening84°feels 90°
Overnight77°feels 77°
94 °
Fairview Heights, Thursday, 13 August
Light rain. High 94°, low 71°.
Pressure29.85 inHg
Wind15.7 mph SE
Humidity57%
Visibility—
Dew point69°
Fri, 1488° / 71°0
Morning75°feels 78°
Afternoon85°feels 93°
Evening79°feels 83°
Overnight74°feels 75°
88 °
Fairview Heights, Friday, 14 August
Overcast. High 88°, low 71°.
Pressure29.97 inHg
Wind15.4 mph E
Humidity65%
Visibility—
Dew point71°
Sat, 1595° / 70°0
Morning76°feels 79°
Afternoon91°feels 99°
Evening85°feels 94°
Overnight78°feels 78°
95 °
Fairview Heights, Saturday, 15 August
Overcast. High 95°, low 70°.
Pressure30.06 inHg
Wind11.9 mph E
Humidity52%
Visibility—
Dew point69°
Sun, 1694° / 76°0
Morning82°feels 84°
Afternoon91°feels 97°
Evening81°feels 86°
Overnight76°feels 77°
94 °
Fairview Heights, Sunday, 16 August
Clear. High 94°, low 76°.
Pressure30.00 inHg
Wind13.3 mph N
Humidity49%
Visibility—
Dew point69°
Mon, 1782° / 64°0
Morning69°feels 69°
Afternoon80°feels 80°
Evening75°feels 76°
Overnight70°feels 71°
82 °
Fairview Heights, Monday, 17 August
Partly cloudy. High 82°, low 64°.
Pressure30.09 inHg
Wind9.5 mph NE
Humidity53%
Visibility—
Dew point59°
Tue, 18100° / 65°0.13
Morning73°feels 75°
Afternoon90°feels 94°
Evening88°feels 94°
Overnight75°feels 76°
100 °
Fairview Heights, Tuesday, 18 August
Light rain. High 100°, low 65°.
Pressure29.83 inHg
Wind12.4 mph S
Humidity45%
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 Fairview Heights, 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.