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    • Tonight

      Jul 21

      70° Lo F
      Mainly cloudy and humid
      • 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
    • Sat

      Jul 22

      93° /62°
      Mostly sunny and less humid
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Jul 23

      86° /59°
      Sunny and pleasant
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Jul 24

      87° /68°
      Sunny and pleasant
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Jul 25

      90° /65°
      Mostly sunny and humid
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    85°Hi RealFeel® 99° Precipitation 60%
    A severe afternoon t-storm; storms may bring downpours, large hail, damaging winds, and a tornado
    • Winds from the
    • S 10 mph
    • Gusts: 15 mph
    • Max UV Index: 6 (High)
    • Thunderstorms: 95%
    • Precipitation: 0.33 in
    • Rain: 0.33 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Night

    70°Lo RealFeel® 73° Precipitation 25%
    Mainly cloudy and humid
    • Winds from the
    • N 7 mph
    • Gusts: 14 mph
    • Max UV Index: N/A
    • Thunderstorms: 24%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Sioux Falls Pollen Levels Jul 21

    • 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 7/21/2016
    High 85° 84° 105° (1934) 93°
    Low 70° 62° 45° (1947) 77°

    Sunrise/Sunset

    • Sunrise: 6:05 AM
    • Sunset: 9:01 PM
    • Duration: 14:56 hr

    Moonrise/Moonset

    • Moonrise: 4:16 AM
    • Moonset: 7:28 PM
    • Duration: 15:12 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps