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      Elev 591 ft, 41.884 °N 87.634 °W

      Chicago, IL

      Chicago Loop Station79°
      Updated: 12:33 PM CDT on September 15, 2026 (GMT -5)
      3 minutes ago
      84°
      69°
      79
      Feels Like 82
      Partly Cloudy
      N
      8
      Gusts 17 mph
      Higher 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
        Tue 09/15
        High 84°f
         24% Precip. / 0 in
        Sunshine and clouds mixed. A stray shower or thunderstorm is possible. High 84F. Winds WSW at 5 to 10 mph.
        Tonight
        Tue 09/15
        Low 67°f
         49% Precip. / 0.05 in
        Considerable cloudiness. Occasional rain showers after midnight. Low 67F. Winds N at 5 to 10 mph. Chance of rain 50%. Locally heavy rainfall possible.
        Tomorrow
        Wed 09/16
        High 71°f67°f
         33% Precip. / 0.03 in
        A few showers early with overcast skies later in the day. High 71F. Winds NE at 5 to 10 mph. Chance of rain 30%.
        Hourly Forecast
        Now
        79°
        1PM
        80°
        2PM
        81°
        3PM
        82°
        4PM
        82°
        5PM
        81°
        6PM
        80°
        6:59PM
        Sunset
        7PM
        77°
        8PM
        76°
        9PM
        74°
        10PM
        73°
        11PM
        72°
        12AM
        71°
        1AM
        71°
        2AM
        70°
        3AM
        50%
        70°
        4AM
        48%
        69°
        5AM
        35%
        68°
        6AM
        68°
        6:32AM
        Sunrise
        7AM
        68°
        8AM
        32%
        68°
        9AM
        33%
        69°
        10AM
        69°
        11AM
        70°
        12PM
        71°
        Precipitation
        50%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        36
        Good
        UV Index
        6
        High
        Additional Conditions
        1. Pressure 30.03 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point68°F
        5. Humidity 69%
        6. Rainfall 0.01 in
        7. Snow Depth 0 in
         KMDW Station History
        Almanac for September 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 84°F 77°F 99°F 1939
        4. Low 69°F 58°F 46°F 1961
        5. Rain/Snow Depth
        6. Precipitation 0.05 in 0.11 in -
        7. Snow 0 in - in -
        Almanac for September 16, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 71°F 76°F 91°F
        4. Low 69°F 57°F 45°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:30 AM 6:59 PM
        3. Civil Twilight 6:02 AM 7:27 PM
        4. Nautical Twilight 5:29 AM 8:00PM
        5. Astronomical Twilight 4:55 AM 8:34 PM
        1. Length of Visible Light 13h 24m
        2. Length of Day 12h 29m
        3. Tomorrow will be 2 minutes 47 seconds shorter
        1. Moon 11:32 AM 8:52 PM
        2. Waxing Crescent21% 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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