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    • Tonight

      Sep 29

      58° Lo F
      Breezy with rain and drizzle
      • 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
    • Fri

      Sep 30

      62° /59°
      Cloudy with a few showers
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sat

      Oct 1

      71° /59°
      On-and-off rain and drizzle
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sun

      Oct 2

      75° /56°
      Rather cloudy
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Mon

      Oct 3

      74° /55°
      Partly sunny and pleasant
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    Thursday
    9pm
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    Forecast Cloudy Cloudy Rain Rain Cloudy Rain Rain Cloudy
    Temp (°F) 61° 61° 61° 61° 61° 61° 61° 60°
    RealFeel® 55° 55° 52° 52° 55° 51° 52° 55°
    Wind (mph) 15 E 17 E 17 ENE 17 ENE 17 ENE 21 ENE 17 ENE 15 ENE
    precip
    9pm
    10pm
    11pm
    12am
    1am
    2am
    3am
    4am
    Rain
    25%
    31%
    63%
    63%
    49%
    58%
    58%
    49%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    9pm
    10pm
    11pm
    12am
    1am
    2am
    3am
    4am
    UV Index 0 0 0 0 0 0 0 0
    Cloud Cover 100% 100% 100% 99% 99% 99% 99% 99%
    Humidity 91% 88% 86% 85% 84% 84% 85% 86%
    Dew Point 58° 57° 57° 57° 56° 56° 56° 56°
    Temp °F
    9pm
    10pm
    11pm
    12am
    1am
    2am
    3am
    4am
    65° 60°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/29/2015
    High 65° 70° 91° (1953) 76°
    Low 58° 50° 31° (1942) 66°

    Sunrise/Sunset

    • Sunrise: 7:06 AM
    • Sunset: 6:55 PM
    • Duration: 11:49 hr

    Moonrise/Moonset

    • Moonrise: 5:40 AM
    • Moonset: 6:27 PM
    • Duration: 12:47 hr
    Astronomy

    Chambersburg Weather Report

    Persistent rain to raise flood risk in part of northeastern US

    September 29, 2016; 8:33 PM ET

    Persistent downpours will raise the flood risk in part of the mid-Atlantic into Friday, while rain will spread over the balance of the northeastern United States into the weekend. More >

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps