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      Extreme Heat Warning
      until 8:00 PM CDT
      Elev 436 ft, 39.800 °N 90.636 °W

      Chambersburg, IL

      Chambersburg Station95°
      Updated: 1:11 PM CDT on September 5, 2026 (GMT -5)
      1 minute ago
      98°
      71°
      95
      Feels Like 115
      Partly Cloudy
      N
      5
      Similar temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Sun 09/06
        High 98°f
         24% Precip. / 0 in
        Partly cloudy. Very hot. High 98F. Winds N at 5 to 10 mph.
        Tonight
        Sun 09/06
        Low 68°f
         41% Precip. / 0.01 in
        Scattered thunderstorms early, then partly cloudy after midnight. Low 68F. Winds light and variable. Chance of rain 40%.
        Tomorrow
        Mon 09/07
        High 86°f61°f
         22% Precip. / 0 in
        Cloudy early with partial sunshine expected late. High 86F. Winds ENE at 5 to 10 mph.
        Hourly Forecast
        Now
        98°
        2PM
        98°
        3PM
        98°
        4PM
        96°
        5PM
        94°
        6PM
        92°
        7PM
        40%
        89°
        7:27PM
        Sunset
        8PM
        41%
        84°
        9PM
        80°
        10PM
        79°
        11PM
        77°
        12AM
        76°
        1AM
        75°
        2AM
        74°
        3AM
        73°
        4AM
        71°
        5AM
        70°
        6AM
        69°
        6:35AM
        Sunrise
        7AM
        69°
        8AM
        70°
        9AM
        73°
        10AM
        76°
        11AM
        78°
        12PM
        81°
        1PM
        83°
        Precipitation
        41%
        Thunderstorms possible after 7 PM
        Pollen
        Ragweed Pollen
        High
        Air Quality
        51
        Moderate
        UV Index
        8
        Very High
        Additional Conditions
        1. Pressure 29.88 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point72°F
        5. Humidity 44%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KPPQ Station History
        Almanac for September 5, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 98°F 82°F 103°F 1899
        4. Low 71°F 59°F 41°F 1950
        5. Rain/Snow Depth
        6. Precipitation 0.01 in 0.12 in -
        7. Snow 0 in 0 in -
        Almanac for September 6, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 82°F 102°F
        4. Low 71°F 58°F 43°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:34 AM 7:27 PM
        3. Civil Twilight 6:06 AM 7:54 PM
        4. Nautical Twilight 5:34 AM 8:27PM
        5. Astronomical Twilight 5:00 AM 9:00 PM
        1. Length of Visible Light 13h 47m
        2. Length of Day 12h 52m
        3. Tomorrow will be 2 minutes 33 seconds shorter
        1. Moon - 4:03 PM
        2. Waning Crescent40% of the Moon is Illuminated
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Precipitation
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