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    • Today

      Apr 26

      85° /49°
      Clouds breaking; less humid
      • 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: Moderate
      More
    • Thu

      Apr 27

      85° /70°F
      Sunny and remaining warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
    • Fri

      Apr 28

      91° /75°
      More clouds than sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Sat

      Apr 29

      87° /57°
      A severe afternoon t-storm
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Sun

      Apr 30

      72° /48°
      Mostly sunny and cooler
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    85°Hi RealFeel® 87° Precipitation 2%
    Remaining warm with a full day of sunshine
    • S 9 mph
    • Gusts: 15 mph
    • Max UV Index: 10 (Extreme)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    70°Lo RealFeel® 69° Precipitation 4%
    Mild with increasing clouds
    • S 9 mph
    • Gusts: 14 mph
    • Max UV Index: N/A
    • Thunderstorms: 3%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Round Rock Pollen Levels Apr 27

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

      Moderate

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      High

    Temperature History

    more Historical Weather Data >
      Today Normal Record 4/27/2016
    High 85° 82° N/A 86°
    Low 70° 58° N/A 61°

    Sunrise/Sunset

    • Sunrise: 6:51 AM
    • Sunset: 8:06 PM
    • Duration: 13:15 hr

    Moonrise/Moonset

    • Moonrise: 8:00 AM
    • Moonset: 9:41 PM
    • Duration: 13:41 hr
    Astronomy

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps