10-day forecast for Naperville, IL: 59° to 90°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
83°
Best day: Wednesday, August 12
85° · 0.42 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1090° / 71°0.34
Morning75°feels 77°
Afternoon89°feels 102°
Evening74°feels 76°
Overnight77°feels 78°
90 °
Naperville, Monday, 10 August
Rain. High 90°, low 71°.
Pressure29.88 inHg
Wind6 mph NW
Humidity77%
Visibility6.2 mi
Dew point75°
Tue, 1182° / 69°0.11
Morning73°feels 75°
Afternoon76°feels 78°
Evening76°feels 77°
Overnight70°feels 71°
82 °
Naperville, Tuesday, 11 August
Rain. High 82°, low 69°.
Pressure29.85 inHg
Wind6.3 mph SW
Humidity73%
Visibility6.2 mi
Dew point71°
Wed, 1283° / 69°0.04
Morning74°feels 75°
Afternoon81°feels 86°
Evening72°feels 73°
Overnight71°feels 72°
83 °
Naperville, Wednesday, 12 August
Light rain. High 83°, low 69°.
Pressure29.85 inHg
Wind5.8 mph W
Humidity69%
Visibility6.2 mi
Dew point70°
Thu, 1377° / 64°0.01
Morning69°feels 69°
Afternoon75°feels 75°
Evening66°feels 66°
Overnight66°feels 66°
77 °
Naperville, Thursday, 13 August
Light rain. High 77°, low 64°.
Pressure30.00 inHg
Wind8.2 mph NE
Humidity55%
Visibility—
Dew point58°
Fri, 1475° / 59°0
Morning64°feels 64°
Afternoon73°feels 73°
Evening65°feels 65°
Overnight63°feels 62°
75 °
Naperville, Friday, 14 August
Overcast. High 75°, low 59°.
Pressure30.15 inHg
Wind8.8 mph E
Humidity47%
Visibility—
Dew point51°
Sat, 1576° / 62°0.02
Morning65°feels 65°
Afternoon73°feels 73°
Evening70°feels 70°
Overnight67°feels 67°
76 °
Naperville, Saturday, 15 August
Light rain. High 76°, low 62°.
Pressure30.24 inHg
Wind9.7 mph SE
Humidity59%
Visibility—
Dew point57°
Sun, 1676° / 63°0.01
Morning67°feels 67°
Afternoon75°feels 75°
Evening72°feels 73°
Overnight69°feels 69°
76 °
Naperville, Sunday, 16 August
Light rain. High 76°, low 63°.
Pressure30.09 inHg
Wind6.9 mph SE
Humidity71%
Visibility—
Dew point64°
Mon, 1780° / 65°0.02
Morning70°feels 70°
Afternoon78°feels 78°
Evening74°feels 74°
Overnight67°feels 68°
80 °
Naperville, Monday, 17 August
Light rain. High 80°, low 65°.
Pressure30.09 inHg
Wind7.1 mph NW
Humidity66%
Visibility—
Dew point65°
Tue, 1877° / 65°0
Morning67°feels 68°
Afternoon73°feels 74°
Evening74°feels 76°
Overnight69°feels 70°
77 °
Naperville, Tuesday, 18 August
Overcast. High 77°, low 65°.
Pressure30.03 inHg
Wind5.5 mph S
Humidity85%
Visibility—
Dew point67°
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 Naperville, 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.