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    • Early AM

      Mar 26

      35° Lo
      A shower possible
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Today

      Mar 26

      48° /30°F
      Cloudy, a little rain; cooler
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
    • Mon

      Mar 27

      57° /35°
      Periods of sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Tue

      Mar 28

      49° /33°
      Rain and drizzle
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Wed

      Mar 29

      40° /30°
      Morning rain; cloudy, colder
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More

    Day

    48°Hi RealFeel® 49° Precipitation 58%
    Cloudy and cooler with a touch of rain
    • N 7 mph
    • Gusts: 9 mph
    • Max UV Index: 3 (Moderate)
    • Thunderstorms: 8%
    • Precipitation: 0.1 in
    • Rain: 0.1 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Night

    30°Lo RealFeel® 26° Precipitation 8%
    Mostly cloudy
    • S 6 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 2%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Castle Rock Pollen Levels Mar 26

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

      Moderate

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 3/26/2016
    High 48° 55° N/A 31°
    Low 30° 29° N/A 19°

    Sunrise/Sunset

    • Sunrise: 6:54 AM
    • Sunset: 7:17 PM
    • Duration: 12:23 hr

    Moonrise/Moonset

    • Moonrise: 6:12 AM
    • Moonset: 5:56 PM
    • Duration: 11:44 hr
    Astronomy

    Sun. Pollen

    Sun. Dust & Dander

    Sun. Wind Maps