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    • Today

      Sep 27

      77° /54°F
      Turning sunny; warmer
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Wed

      Sep 28

      70° /63°
      Not as warm; afternoon rain
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Thu

      Sep 29

      74° /62°
      Rain and a t-storm; breezy
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Fri

      Sep 30

      75° /54°
      Cloudy with showers around
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sat

      Oct 1

      77° /55°
      A shower in the morning
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    Tuesday
    1pm
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    8pm
    Forecast Partly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Clear Mostly Clear
    Temp (°F) 73° 75° 76° 77° 76° 73° 70° 66°
    RealFeel® 80° 81° 81° 79° 76° 72° 68° 64°
    Wind (mph) 4 WNW 4 WNW 4 W 5 W 5 SW 4 S 4 SSE 2 SE
    precip
    1pm
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    5pm
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    8pm
    Rain
    1%
    0%
    0%
    0%
    0%
    0%
    0%
    1%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    1pm
    2pm
    3pm
    4pm
    5pm
    6pm
    7pm
    8pm
    UV Index 4 4 4 2 1 0 0 0
    Cloud Cover 42% 25% 20% 11% 11% 11% 11% 26%
    Humidity 50% 46% 43% 41% 42% 48% 58% 64%
    Dew Point 54° 53° 52° 52° 51° 53° 54° 53°
    Temp °F
    1pm
    2pm
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    4pm
    5pm
    6pm
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    80° 75° 70° 65°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/27/2015
    High 77° 76° N/A 72°
    Low 54° 54° N/A 55°

    Sunrise/Sunset

    • Sunrise: 7:03 AM
    • Sunset: 6:58 PM
    • Duration: 11:55 hr

    Moonrise/Moonset

    • Moonrise: 3:42 AM
    • Moonset: 5:22 PM
    • Duration: 13:40 hr
    Astronomy

    Rosemont Weather Report

    Rain to soak northeastern US during final days of September

    September 27, 2016; 10:09 AM ET

    Periods of rain will drench portions of the northeastern United States from midweek through Friday. More >

    Tue. Pollen

    Tue. Dust & Dander

    Tue. Wind Maps