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      Elev 568 ft, 41.611 °N 90.335 °W

      Port Byron, IL

      Port Byron Station65°
      Updated: 9:27 AM CST on November 3, 2026 (GMT -6)
      8 minutes ago
      68°
      60°
      65
      Feels Like 65
      Showers in Vicinity
      N
      14
      Gusts 25 mph
      Higher temperature is expected today
      Wundermap

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       Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Tue 11/03
        High 68°f
         100% Precip. / 0.2 in
        Thunderstorms this morning, then cloudy with rain likely during the afternoon. High 68F. Winds SSE at 15 to 25 mph. Chance of rain 100%.
        Tonight
        Tue 11/03
        Low 53°f
         72% Precip. / 0.13 in
        Showers early, then cloudy overnight. Low 53F. Winds S at 10 to 20 mph. Chance of rain 70%.
        Tomorrow
        Wed 11/04
        High 54°f47°f
         15% Precip. / 0 in
        Cloudy. High 54F. Winds SW at 10 to 20 mph.
        Hourly Forecast
        Now
        65°
        10AM
        84%
        66°
        11AM
        76%
        67°
        12PM
        61%
        67°
        1PM
        64%
        68°
        2PM
        81%
        68°
        3PM
        60%
        68°
        4PM
        38%
        68°
        4:53PM
        Sunset
        5PM
        48%
        67°
        6PM
        41%
        64°
        7PM
        47%
        63°
        8PM
        50%
        63°
        9PM
        72%
        63°
        10PM
        44%
        62°
        11PM
        40%
        62°
        12AM
        61°
        1AM
        61°
        2AM
        60°
        3AM
        59°
        4AM
        58°
        5AM
        56°
        6AM
        55°
        6:36AM
        Sunrise
        7AM
        54°
        8AM
        54°
        9AM
        54°
        Precipitation
        84%
        Thunderstorms likely to continue
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        57
        Moderate
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 29.78 in
        2. Visibility 7 miles
        3. Clouds Cloudy
        4. Dew Point63°F
        5. Humidity 92%
        6. Rainfall 0.2 in
        7. Snow Depth 0 in
         KDVN Station History
        Almanac for November 3, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 68°F 55°F 78°F 1978
        4. Low 60°F 37°F 12°F 1991
        5. Rain/Snow Depth
        6. Precipitation 0.33 in - in -
        7. Snow 0 in - in -
        Almanac for November 4, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 62°F 54°F 73°F
        4. Low 48°F 36°F 9°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:35 AM 4:53 PM
        3. Civil Twilight 6:06 AM 5:22 PM
        4. Nautical Twilight 5:33 AM 5:55PM
        5. Astronomical Twilight 5:01 AM 6:27 PM
        1. Length of Visible Light 11h 15m
        2. Length of Day 10h 17m
        3. Tomorrow will be 2 minutes 24 seconds shorter
        1. Moon 12:33 AM 2:10 PM
        2. Waning Crescent34% of the Moon is Illuminated
        Nov 9
        New Moon
        Nov 17
        Waxing Half First Qtr
        Nov 24
        Full Moon
        Dec 1
        Waning Half Last Qtr
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