10-day forecast for Walnut Hill, IL: 69° to 100°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
100°
Best day: Saturday, August 15
87° · 0.06 in
Worst day: Wednesday, August 12
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1097° / 75°0.02
Morning78°feels 80°
Afternoon96°feels 109°
Evening87°feels 95°
Overnight81°feels 86°
97 °
Walnut Hill, Monday, 10 August
Light rain. High 97°, low 75°.
Pressure29.97 inHg
Wind13.6 mph SW
Humidity63%
Visibility6.2 mi
Dew point74°
Tue, 1197° / 76°0
Morning77°feels 78°
Afternoon96°feels 107°
Evening87°feels 91°
Overnight82°feels 84°
97 °
Walnut Hill, Tuesday, 11 August
Partly cloudy. High 97°, low 76°.
Pressure29.91 inHg
Wind11.8 mph SW
Humidity56%
Visibility6.2 mi
Dew point74°
Wed, 1287° / 74°0.06
Morning78°feels 79°
Afternoon87°feels 93°
Evening81°feels 86°
Overnight82°feels 84°
87 °
Walnut Hill, Wednesday, 12 August
Light rain. High 87°, low 74°.
Pressure29.88 inHg
Wind4.7 mph W
Humidity67%
Visibility6.2 mi
Dew point73°
Thu, 1390° / 69°0.02
Morning74°feels 75°
Afternoon86°feels 94°
Evening84°feels 92°
Overnight70°feels 72°
90 °
Walnut Hill, Thursday, 13 August
Light rain. High 90°, low 69°.
Pressure29.94 inHg
Wind7 mph S
Humidity83%
Visibility6.2 mi
Dew point72°
Fri, 1498° / 75°0
Morning80°feels 83°
Afternoon92°feels 100°
Evening87°feels 97°
Overnight82°feels 85°
98 °
Walnut Hill, Friday, 14 August
Overcast. High 98°, low 75°.
Pressure29.94 inHg
Wind10.4 mph S
Humidity52%
Visibility—
Dew point70°
Sat, 15100° / 76°0
Morning82°feels 84°
Afternoon95°feels 101°
Evening87°feels 91°
Overnight84°feels 85°
100 °
Walnut Hill, Saturday, 15 August
Mostly clear. High 100°, low 76°.
Pressure29.97 inHg
Wind14.1 mph S
Humidity43%
Visibility—
Dew point67°
Sun, 1690° / 77°0.01
Morning82°feels 84°
Afternoon89°feels 98°
Evening83°feels 91°
Overnight78°feels 79°
90 °
Walnut Hill, Sunday, 16 August
Light rain. High 90°, low 77°.
Pressure29.97 inHg
Wind14.5 mph SW
Humidity60%
Visibility—
Dew point72°
Mon, 1795° / 69°0.07
Morning74°feels 77°
Afternoon87°feels 96°
Evening87°feels 97°
Overnight83°feels 86°
95 °
Walnut Hill, Monday, 17 August
Light rain. High 95°, low 69°.
Pressure29.97 inHg
Wind12.6 mph S
Humidity64%
Visibility—
Dew point71°
Tue, 1896° / 76°0
Morning82°feels 83°
Afternoon94°feels 100°
Evening84°feels 93°
Overnight80°feels 84°
96 °
Walnut Hill, Tuesday, 18 August
Overcast. High 96°, low 76°.
Pressure29.88 inHg
Wind14.8 mph S
Humidity38%
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 Walnut Hill, 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.