• Today

    Jul 31

    86°Lo 60°

    A shower this morning

    Unlikely for hair frizz
    • Wind
      Gust
      20 mph
    • Precip
      50%
    • Hours of Precip
      1
    more
  • Sat

    Aug 1

    85°Lo 66°

    Mostly sunny and pleasant

    Watch for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      15%
    • Hours of Precip
      1
    more
  • Sun

    Aug 2

    84°Lo 69°

    Clouds and sun with a t-storm

    Advisory for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      55%
    • Hours of Precip
      2
    more
  • Mon

    Aug 3

    85°Lo 62°

    A morning t-storm in spots

    Advisory for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      42%
    • Hours of Precip
      1.5
    more
  • Tue

    Aug 4

    81°Lo 61°

    Pleasant with clouds and sun

    Watch for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      25%
    • Hours of Precip
      0.5
Next Previous
Hi 81° RealFeel® 85° Precipitation 25%

Day

N

E

S

W

  • SSE 7 mph
  • Gusts: 12 mph

Pleasant with intervals of clouds and sunshine

  • Max UV Index: 7 (High)
  • Thunderstorms: 19%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 61° RealFeel® 61° Precipitation 55%

Night

N

E

S

W

  • E 5 mph
  • Gusts: 8 mph

A passing shower in the evening; otherwise, patchy clouds

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Aug 4

more Historical Weather Data >
  Today Normal Record 8/4/2014
High 81° 83° N/A 86°
Low 61° 64° N/A 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:49 AM with 14:18 of sunlight, then sets at 8:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:45 PM with 13:15 of moolight, then sets at 12:00 PM

Naperville Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

July 31, 2015; 12:46 AM ET

Temperatures will stay in the 80s, with the daytime high slowly working its way into the low 80s by Monday. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Tue. Hair Frizz

Tue. Wind Maps

Tue. UV Index