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    • Early AM

      May 30

      52° Lo
      Clear
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: High
      • Ragweed Pollen: Moderate
      • Tree Pollen: High
      More
    • Today

      May 30

      71° /49°
      A thunderstorm this afternoon
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Moderate
      • Tree Pollen: High
      More
    • Wed

      May 31

      70° /49°F
      Mostly sunny
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Moderate
      • Tree Pollen: High
    • Thu

      Jun 1

      74° /61°
      A thunderstorm in spots
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Moderate
      • Tree Pollen: High
      More
    • Fri

      Jun 2

      78° /59°
      Cloudy, a couple of t-storms
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More

    Day

    70°Hi RealFeel® 72° Precipitation 3%
    Mostly sunny
    • W 12 mph
    • Gusts: 18 mph
    • Max UV Index: 8 (Very High)
    • Thunderstorms: 1%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    49°Lo RealFeel® 48° Precipitation 3%
    Mainly clear
    • N 5 mph
    • Gusts: 12 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Glen Ellyn Pollen Levels May 31

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      High

    • Ragweed Pollen

      Moderate

    • Mold

      Low

    • Grass Pollen

      High

    Temperature History

    more Historical Weather Data >
      Today Normal Record 5/31/2016
    High 70° 75° 98° (1934) 83°
    Low 49° 53° 35° (1873) 63°

    Sunrise/Sunset

    • Sunrise: 5:20 AM
    • Sunset: 8:20 PM
    • Duration: 15:00 hr

    Moonrise/Moonset

    • Moonrise: 11:43 AM
    • Moonset: 1:26 AM
    • Duration: 13:43 hr
    Astronomy

    Wed. Pollen

    Wed. Dust & Dander

    Wed. Wind Maps