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    • Tonight

      May 27

      68° Lo F
      Clear; warm
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: High
    • Mon

      May 28

      96° /67°
      Mostly sunny; hot
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Tue

      May 29

      90° /67°
      Mostly sunny; hot
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Wed

      May 30

      74° /65°
      A shower and t-storm around
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Thu

      May 31

      87° /65°
      Some sun, a shower or t-storm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More

    Day

    94°Hi RealFeel® 102° Precipitation 4%
    Mostly sunny; hot; air quality will be unhealthy for sensitive groups
    • Winds from the
    • WNW 5 mph
    • Gusts: 9 mph
    • Max UV Index: 10 (Extreme)
    • Thunderstorms: 24%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    68°Lo RealFeel® 66° Precipitation 0%
    Clear; warm; air quality will be unhealthy for sensitive groups
    • Winds from the
    • SSE 4 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 24%
    • 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 27

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

      High

    • Ragweed Pollen

      Low

    • Mold

      High

    • Grass Pollen

      High

    Temperature History

    more Historical Weather Data >
      Today Normal Record 5/27/2017
    High 94° 74° 97° (2018) 78°
    Low 68° 52° 33° (1992) 52°

    Sunrise/Sunset

    • Sunrise: 5:22 AM
    • Sunset: 8:17 PM
    • Duration: 14:55 hr

    Moonrise/Moonset

    • Moonrise: 6:24 PM
    • Moonset: 5:06 AM
    • Duration: 10:42 hr
    Astronomy

    Sun. Pollen

    Sun. Dust & Dander

    Sun. Wind Maps