• Today

    Jul 31

    82°Lo 58°

    Sunny to partly cloudy

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
    more
  • Sat

    Aug 1

    81°Lo 63°

    Mostly sunny and pleasant

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
  • Sun

    Aug 2

    82°Lo 64°

    Periods of sun with a t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
    more
  • Mon

    Aug 3

    81°Lo 58°

    A morning t-storm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
    more
  • Tue

    Aug 4

    78°Lo 58°

    Partly sunny and nice

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 81° RealFeel® 82° Precipitation 11%

Day

N

E

S

W

  • WNW 10 mph
  • Gusts: 15 mph

Sunny to partly cloudy and pleasant

  • Max UV Index: 7 (High)
  • Thunderstorms: 21%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 63° RealFeel® 59° Precipitation 55%

Night

N

E

S

W

  • WSW 7 mph
  • Gusts: 12 mph

Mostly cloudy with a shower or heavy thunderstorm late

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.15 in
  • Rain: 0.15 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

DeKalb Pollen Levels - August 1

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

    Low

  • Ragweed Pollen

    Low

  • Tree Pollen

    Moderate

  • Mold Pollen

    Low

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2014
High 81° 82° 97° (2006) 79°
Low 63° 62° 48° (1990) 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:48 AM with 14:26 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:57 PM with 11:31 of moolight, then sets at 8:28 AM

DeKalb 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 >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps