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    • Today

      Jun 21

      68° /61°F
      Heavy rain and a thunderstorm
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Fri

      Jun 22

      65° /58°
      Occasional rain and drizzle
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sat

      Jun 23

      73° /60°
      Mostly cloudy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Jun 24

      80° /59°
      Clouds and sun; warmer
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Jun 25

      81° /63°
      Partly sunny; delightful
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    68°Hi RealFeel® 66° Precipitation 100%
    Rain, some heavy, and a thunderstorm; cooler; watch for flooding
    • Winds from the
    • E 9 mph
    • Gusts: 13 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 60%
    • Precipitation: 1.12 in
    • Rain: 1.12 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 11.5 hrs
    • Hours of Rain: 11.5 hrs

    Night

    61°Lo RealFeel® 55° Precipitation 75%
    Periods of rain, some heavy, and a thunderstorm; watch for flooding
    • Winds from the
    • ENE 10 mph
    • Gusts: 13 mph
    • Max UV Index: N/A
    • Thunderstorms: 41%
    • Precipitation: 0.99 in
    • Rain: 0.99 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 7 hrs
    • Hours of Rain: 7 hrs

    Downers Grove Pollen Levels Jun 21

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      High

    Temperature History

    more Historical Weather Data >
      Today Normal Record 6/21/2017
    High 68° 82° 101° (1988) 80°
    Low 61° 60° 38° (1992) 55°

    Sunrise/Sunset

    • Sunrise: 5:17 AM
    • Sunset: 8:30 PM
    • Duration: 15:13 hr

    Moonrise/Moonset

    • Moonrise: 2:11 PM
    • Moonset: 2:08 AM
    • Duration: 11:57 hr
    Astronomy

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps