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    • Early AM

      Aug 20

      69° Lo
      Rain, heavy at times
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Today

      Aug 20

      75° /63°F
      Downpours; not as warm
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
    • Tue

      Aug 21

      75° /54°
      Intervals of clouds and sun
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Wed

      Aug 22

      76° /54°
      Mostly sunny; nice
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Thu

      Aug 23

      79° /63°
      Sun and some clouds; pleasant
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    75°Hi RealFeel® 76° Precipitation 80%
    Rain, heavy at times; not as warm but humid; watch for flooding
    • Winds from the
    • ESE 7 mph
    • Gusts: 10 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 24%
    • Precipitation: 1.04 in
    • Rain: 1.04 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 11.5 hrs
    • Hours of Rain: 11.5 hrs

    Night

    63°Lo RealFeel® 61° Precipitation 25%
    Partly cloudy; humid
    • Winds from the
    • NNW 8 mph
    • Gusts: 12 mph
    • Max UV Index: N/A
    • Thunderstorms: 8%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Knoxville Pollen Levels Aug 20

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

      Low

    • Ragweed Pollen

      High

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 8/20/2017
    High 75° 84° N/A 79°
    Low 63° 63° N/A 68°

    Sunrise/Sunset

    • Sunrise: 6:26 AM
    • Sunset: 8:05 PM
    • Duration: 13:39 hr

    Moonrise/Moonset

    • Moonrise: 4:17 PM
    • Moonset: 2:03 AM
    • Duration: 9:46 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps