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    • Early AM

      Aug 18

      73° Lo
      A shower or thunderstorm
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Today

      Aug 18

      85° /66°F
      Humid with a heavy t-storm
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Sat

      Aug 19

      84° /65°
      Intervals of clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Aug 20

      85° /64°
      Pleasantly warm with sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Aug 21

      86° /70°
      Mostly sunny
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More

    Day

    85°Hi RealFeel® 103° Precipitation 56%
    Mostly cloudy and humid with a heavy thunderstorm; storms may bring downpours and damaging winds
    • Winds from the
    • SSW 5 mph
    • Gusts: 8 mph
    • Max UV Index: 5 (Moderate)
    • Thunderstorms: 60%
    • 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

    66°Lo RealFeel® 66° Precipitation 25%
    Partly cloudy and humid
    • Winds from the
    • W 5 mph
    • Gusts: 7 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

    Harrisburg Pollen Levels Aug 18

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

      Low

    • Ragweed Pollen

      Moderate

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 8/18/2016
    High 85° 84° 97° (1965) 90°
    Low 66° 64° 48° (1981) 72°

    Sunrise/Sunset

    • Sunrise: 6:21 AM
    • Sunset: 8:01 PM
    • Duration: 13:40 hr

    Moonrise/Moonset

    • Moonrise: 2:48 AM
    • Moonset: 5:41 PM
    • Duration: 14:53 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps