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      Elev 873 ft, 41.964 °N 88.831 °W

      DeKalb, IL

      Updated: 5:35 PM CDT on September 20, 2026 (GMT -5)
      just now
      69°
      59°
      62
      Feels Like 62
      Showers in Vicinity
      N
      16
      Gusts 27 mph
      Lower 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
        Sun 09/20
        Low 57°f
        65% Precip. / 0 in
        Light rain early. Then remaining cloudy. Low 57F. Winds ENE at 10 to 20 mph. Chance of rain 70%.
        Tomorrow
        Mon 09/21
        High 61°f
        24% Precip. / 0 in
        Cloudy. Slight chance of a rain shower. High 61F. Winds ENE at 10 to 20 mph.
        Tomorrow night
        Mon 09/21
        Low 52°f
        24% Precip. / 0 in
        Overcast. Low 52F. Winds NE at 10 to 15 mph.
        Hourly Forecast
        Now
        62°
        6PM
        39%
        62°
        6:55PM
        Sunset
        7PM
        61°
        8PM
        60°
        9PM
        61°
        10PM
        61°
        11PM
        61°
        12AM
        61°
        1AM
        60°
        2AM
        60°
        3AM
        60°
        4AM
        59°
        5AM
        58°
        6AM
        58°
        6:42AM
        Sunrise
        7AM
        58°
        8AM
        58°
        9AM
        59°
        10AM
        59°
        11AM
        60°
        12PM
        61°
        1PM
        61°
        2PM
        61°
        3PM
        61°
        4PM
        61°
        5PM
        60°
        Additional Conditions
        1. Pressure 30 in
        2. Visibility 6 miles
        3. Clouds Cloudy
        4. Dew Point61°F
        5. Humidity 96%
        6. Rainfall 2.21 in
        7. Snow Depth 0 in
        KDKB Station History
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 74°F 90°F 2013
        4. Low 59°F 52°F 30°F 1991
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 61°F 73°F 93°F
        4. Low 59°F 51°F 32°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:40 AM 6:55 PM
        3. Civil Twilight 6:12 AM 7:23 PM
        4. Nautical Twilight 5:40 AM 7:56PM
        5. Astronomical Twilight 5:06 AM 8:29 PM
        1. Length of Visible Light 13h 10m
        2. Length of Day 12h 15m
        3. Tomorrow will be 2 minutes 47 seconds shorter
        1. Moon 4:05 PM 12:03 AM
        2. Waxing Gibbous68% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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        Weather Alerts
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