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    • Today

      Jul 22

      107° /79°F
      Mostly sunny and very hot
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Sun

      Jul 23

      98° /74°
      Partly sunny, a t-storm; hot
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Jul 24

      94° /71°
      Periods of clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Jul 25

      96° /75°
      A thunderstorm around
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Jul 26

      98° /79°
      Very hot with clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    107°Hi RealFeel® 116° Precipitation 25%
    Mostly sunny and very hot; extreme heat may be dangerous for outdoor activities
    • Winds from the
    • WSW 10 mph
    • Gusts: 16 mph
    • Max UV Index: 8 (Very High)
    • 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

    79°Lo RealFeel® 85° Precipitation 55%
    Patchy clouds and very warm with a shower or thunderstorm around
    • Winds from the
    • W 6 mph
    • Gusts: 12 mph
    • Max UV Index: N/A
    • Thunderstorms: 60%
    • Precipitation: 0.1 in
    • Rain: 0.1 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Maryland Heights Pollen Levels Jul 22

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

      Low

    • Ragweed Pollen

      Moderate

    • Mold

      Low

    • Grass Pollen

      Moderate

    Temperature History

    more Historical Weather Data >
      Today Normal Record 7/22/2016
    High 107° 89° 107° (1901) 88°
    Low 79° 71° 55° (1970) 75°

    Sunrise/Sunset

    • Sunrise: 5:54 AM
    • Sunset: 8:21 PM
    • Duration: 14:27 hr

    Moonrise/Moonset

    • Moonrise: 5:04 AM
    • Moonset: 7:47 PM
    • Duration: 14:43 hr
    Astronomy

    Sat. Pollen

    Sat. Dust & Dander

    Sat. Wind Maps