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      Elev 791 ft, 42.171 °N 88.290 °W

      Algonquin, IL

      Algonquin Station76°
      Updated: 1:45 PM CDT on September 29, 2026 (GMT -5)
      9 minutes ago
      78°
      49°
      76
      Feels Like 75
      Fair
      N
      9
      Higher temperature is expected today
      Wundermap
      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 09/29
        High 78°f
         1% Precip. / 0 in
        Partly cloudy. High 78F. Winds SSW at 5 to 10 mph.
        Tonight
        Tue 09/29
        Low 61°f
         84% Precip. / 0.08 in
        Cloudy with rain developing after midnight. Low 61F. Winds SSW at 5 to 10 mph. Chance of rain 80%.
        Tomorrow
        Wed 09/30
        High 66°f63°f
         99% Precip. / 0.72 in
        Periods of rain. High 66F. Winds SSW at 10 to 15 mph. Chance of rain 100%. Rainfall near a half an inch.
        Hourly Forecast
        Now
        78°
        2PM
        78°
        3PM
        78°
        4PM
        77°
        5PM
        74°
        6PM
        71°
        6:38PM
        Sunset
        7PM
        69°
        8PM
        67°
        9PM
        66°
        10PM
        66°
        11PM
        66°
        12AM
        66°
        1AM
        66°
        2AM
        65°
        3AM
        65°
        4AM
        64°
        5AM
        45%
        64°
        6AM
        84%
        63°
        6:49AM
        Sunrise
        7AM
        96%
        63°
        8AM
        99%
        62°
        9AM
        99%
        62°
        10AM
        90%
        62°
        11AM
        85%
        63°
        12PM
        65%
        64°
        1PM
        63%
        65°
        Precipitation
        99%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        53
        Moderate
        UV Index
        4
        Moderate
        Additional Conditions
        1. Pressure 29.96 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point52°F
        5. Humidity 40%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         K06C Station History
        Almanac for September 29, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 78°F 71°F 84°F 1922
        4. Low 49°F 47°F 34°F 1992
        5. Rain/Snow Depth
        6. Precipitation 0.08 in 2.9 in -
        7. Snow 0 in 0 in -
        Almanac for September 30, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 66°F 70°F 90°F
        4. Low 61°F 47°F 25°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:48 AM 6:37 PM
        3. Civil Twilight 6:20 AM 7:05 PM
        4. Nautical Twilight 5:47 AM 7:38PM
        5. Astronomical Twilight 5:14 AM 8:11 PM
        1. Length of Visible Light 12h 45m
        2. Length of Day 11h 49m
        3. Tomorrow will be 2 minutes 48 seconds shorter
        1. Moon 7:54 PM 10:21 AM
        2. Waning Gibbous86% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
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