• Tonight

    Feb 27

    Lo -4°

    Clear and bitterly cold

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sat

    Feb 28

    21°Lo 14°

    Very cold

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Sun

    Mar 1

    28°Lo 8°

    Cloudy, a bit of snow; cold

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Mar 2

    28°Lo 24°

    Cold with partial sunshine

    Low ragweed pollen levels
    • Precip
      14%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      41%
    more
  • Tue

    Mar 3

    41°Lo 17°

    Rain

    Ragweed Pollen Weather
    • Precip
      78%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      99%
    more
Next Previous
Hi 21° RealFeel® 20° Precipitation 6%

Day

N

E

S

W

  • S 7 mph
  • Gusts: 12 mph

Very cold with sun followed by increasing clouds; extreme cold can be dangerous in the morning

  • Max UV Index: 0 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 14° RealFeel® 9° Precipitation 70%

Night

N

E

S

W

  • SSE 6 mph
  • Gusts: 9 mph

Cloudy and very cold with a bit of snow, accumulating a coating to an inch

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0.05 in
  • Rain: 0 in
  • Snow: 1.0 in
  • Ice: 0 in
  • Hours of Precipitation: 3 hrs
  • Hours of Rain: 0 hrs

Naperville Pollen Levels - February 28

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Feb 28

more Historical Weather Data >
  Today Normal Record 2/28/2014
High 21° 40° 69° (1976) 32°
Low 14° 24° -2° (2014) -2°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 11:13 of sunlight, then sets at 5:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:21 PM with 14:33 of moolight, then sets at 3:54 AM

Naperville Weather Report

Chicago: Snow Looms for Late Weekend as Cold Air Lingers

February 27, 2015; 4:24 PM ET

The Chicago area will continue to endure a cold air into late in the weekend as the next round of snow could hit the region on Sunday. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps