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      Elev 656 ft, 39.968 °N 87.846 °W

      Sidell, IL

      Fairmount Station77°
      Updated: 6:53 PM CDT on September 11, 2026 (GMT -5)
      47 seconds ago
      84°
      61°
      77
      Feels Like 78
      Fair
      N
      3
      Similar temperature is expected tomorrow
      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
        Tonight
        Sat 09/12
        Low 66°f
         30% Precip. / 0 in
        Cloudy skies with a few showers after midnight. Low 66F. Winds light and variable. Chance of rain 30%.
        Tomorrow
        Sun 09/13
        High 86°f
         21% Precip. / 0 in
        Sunshine and clouds mixed. A stray shower or thunderstorm is possible. High 86F. Winds light and variable.
        Tomorrow night
        Sun 09/13
        Low 65°f
         17% Precip. / 0 in
        Clear skies with a few passing clouds. Low near 65F. Winds light and variable.
        Hourly Forecast
        Now
        77°
        7PM
        76°
        7:06PM
        Sunset
        8PM
        74°
        9PM
        72°
        10PM
        70°
        11PM
        69°
        12AM
        69°
        1AM
        69°
        2AM
        31%
        68°
        3AM
        68°
        4AM
        68°
        5AM
        68°
        6AM
        67°
        6:29AM
        Sunrise
        7AM
        68°
        8AM
        71°
        9AM
        75°
        10AM
        77°
        11AM
        80°
        12PM
        82°
        1PM
        83°
        2PM
        84°
        3PM
        85°
        4PM
        84°
        5PM
        84°
        6PM
        82°
        Precipitation
        31%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        34
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.86 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point68°F
        5. Humidity 73%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KPRG Station History
        Almanac for September 11, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 84°F 81°F 98°F 1897
        4. Low 61°F 58°F 36°F 1917
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 12, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 80°F 97°F
        4. Low 61°F 57°F 35°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:28 AM 7:06 PM
        3. Civil Twilight 6:01 AM 7:33 PM
        4. Nautical Twilight 5:29 AM 8:05PM
        5. Astronomical Twilight 4:55 AM 8:38 PM
        1. Length of Visible Light 13h 32m
        2. Length of Day 12h 37m
        3. Tomorrow will be 2 minutes 34 seconds shorter
        1. Moon 6:59 AM 7:14 PM
        2. Waxing Crescent0% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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