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    • Tonight

      Jul 24

      56° Lo F
      Partly cloudy and pleasant
      • 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: Low
    • Tue

      Jul 25

      81° /63°
      Partly sunny; low humidity
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Wed

      Jul 26

      87° /70°
      More humid with some sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Jul 27

      80° /61°
      A morning shower or t-storm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Fri

      Jul 28

      80° /55°
      Mostly sunny and pleasant
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    76°Hi RealFeel® 78° Precipitation 1%
    Clouds giving way to some sun and not as warm with lower humidity
    • Winds from the
    • NNE 10 mph
    • Gusts: 21 mph
    • Max UV Index: 5 (Moderate)
    • 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

    56°Lo RealFeel® 57° Precipitation 1%
    Partly cloudy and pleasant
    • Winds from the
    • N 4 mph
    • Gusts: 10 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    St. Charles Pollen Levels Jul 24

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 7/24/2016
    High 76° 84° 100° (2005) 93°
    Low 56° 64° 49° (2000) 71°

    Sunrise/Sunset

    • Sunrise: 5:39 AM
    • Sunset: 8:20 PM
    • Duration: 14:41 hr

    Moonrise/Moonset

    • Moonrise: 7:04 AM
    • Moonset: 9:19 PM
    • Duration: 14:15 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps