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      Elev 666 ft, 42.383 °N 87.841 °W

      Waukegan, IL

      Updated: 12:56 AM CDT on September 13, 2026 (GMT -5)
      9 minutes ago
      70°
      66°
      66
      Feels Like 66
      Clear
      N
      6
      Lower 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
        Tonight
        Sun 09/13
        Low 57°f
        2% Precip. / 0 in
        Mostly clear. Low 57F. Winds NNW at 5 to 10 mph.
        Tomorrow
        Mon 09/14
        High 69°f
        52% Precip. / 0.03 in
        Partly cloudy skies during the morning hours will give way to occasional showers in the afternoon. High 69F. Winds NNW at 10 to 15 mph. Chance of rain 50%.
        Tomorrow night
        Mon 09/14
        Low 50°f
        6% Precip. / 0 in
        Clear. Low near 50F. Winds NW at 5 to 10 mph.
        Hourly Forecast
        Now
        67°
        1AM
        67°
        2AM
        65°
        3AM
        63°
        4AM
        60°
        5AM
        60°
        6AM
        58°
        6:29AM
        Sunrise
        7AM
        58°
        8AM
        61°
        9AM
        64°
        10AM
        67°
        11AM
        68°
        12PM
        68°
        1PM
        43%
        67°
        2PM
        52%
        67°
        3PM
        66°
        4PM
        66°
        5PM
        64°
        6PM
        64°
        7PM
        62°
        7:04PM
        Sunset
        8PM
        60°
        9PM
        57°
        10PM
        56°
        11PM
        55°
        12AM
        54°
        Additional Conditions
        1. Pressure 29.94 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point61°F
        5. Humidity 81%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KUGN Station History
        Almanac for September 13, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 70°F 75°F 88°F 1962
        4. Low 66°F 55°F 35°F 1953
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 14, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 81°F 75°F 90°F
        4. Low 66°F 55°F 39°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:29 AM 7:04 PM
        3. Civil Twilight 6:01 AM 7:32 PM
        4. Nautical Twilight 5:27 AM 8:05PM
        5. Astronomical Twilight 4:53 AM 8:40 PM
        1. Length of Visible Light 13h 31m
        2. Length of Day 12h 35m
        3. Tomorrow will be 2 minutes 48 seconds shorter
        1. Moon 9:18 AM 7:57 PM
        2. Waxing Crescent7% 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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        Weather Alerts
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