10-day forecast for Dupo, IL: 66° to 103°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
103°
Best day: Tuesday, August 11
77° · 0.1 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10101° / 72°0.11
Morning80°feels 80°
Afternoon100°feels 103°
Evening90°feels 93°
Overnight82°feels 87°
101 °
Dupo, Monday, 10 August
Rain. High 101°, low 72°.
Pressure29.94 inHg
Wind12.3 mph SW
Humidity40%
Visibility6.2 mi
Dew point68°
Tue, 11103° / 73°0.01
Morning80°feels 83°
Afternoon102°feels 103°
Evening89°feels 91°
Overnight74°feels 75°
103 °
Dupo, Tuesday, 11 August
Light rain. High 103°, low 73°.
Pressure29.88 inHg
Wind11.7 mph SW
Humidity35%
Visibility6.2 mi
Dew point66°
Wed, 12101° / 79°0.04
Morning80°feels 80°
Afternoon98°feels 104°
Evening87°feels 94°
Overnight86°feels 87°
101 °
Dupo, Wednesday, 12 August
Light rain. High 101°, low 79°.
Pressure29.83 inHg
Wind10 mph W
Humidity45%
Visibility6.2 mi
Dew point69°
Thu, 1390° / 73°0.14
Morning77°feels 80°
Afternoon87°feels 95°
Evening81°feels 86°
Overnight75°feels 77°
90 °
Dupo, Thursday, 13 August
Light rain. High 90°, low 73°.
Pressure29.91 inHg
Wind15.4 mph E
Humidity62%
Visibility—
Dew point71°
Fri, 1477° / 67°0.1
Morning69°feels 70°
Afternoon74°feels 74°
Evening73°feels 74°
Overnight69°feels 70°
77 °
Dupo, Friday, 14 August
Light rain. High 77°, low 67°.
Pressure30.06 inHg
Wind13.5 mph E
Humidity79%
Visibility—
Dew point66°
Sat, 1592° / 66°0.07
Morning71°feels 73°
Afternoon83°feels 87°
Evening83°feels 89°
Overnight76°feels 77°
92 °
Dupo, Saturday, 15 August
Light rain. High 92°, low 66°.
Pressure30.12 inHg
Wind11.5 mph E
Humidity67%
Visibility—
Dew point69°
Sun, 1694° / 72°0
Morning77°feels 79°
Afternoon88°feels 94°
Evening86°feels 93°
Overnight78°feels 78°
94 °
Dupo, Sunday, 16 August
Overcast. High 94°, low 72°.
Pressure30.03 inHg
Wind9.9 mph N
Humidity59%
Visibility—
Dew point69°
Mon, 1791° / 73°0.09
Morning78°feels 80°
Afternoon87°feels 92°
Evening80°feels 84°
Overnight75°feels 76°
91 °
Dupo, Monday, 17 August
Light rain. High 91°, low 73°.
Pressure30.03 inHg
Wind8.9 mph E
Humidity54%
Visibility—
Dew point68°
Tue, 1896° / 69°0.04
Morning75°feels 78°
Afternoon91°feels 97°
Evening86°feels 93°
Overnight77°feels 78°
96 °
Dupo, Tuesday, 18 August
Light rain. High 96°, low 69°.
Pressure29.94 inHg
Wind12.3 mph E
Humidity51%
Visibility—
Dew point68°
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 Dupo, 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.