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      Elev 336 ft, 21.939 °N 159.519 °W

      Kalaheo, HI

      South Kauai Station77°
      Updated: 11:02 AM HST on September 12, 2026 (GMT -10)
      5 minutes ago
      83°
      69°
      77
      Feels Like 78
      Mostly Cloudy
      N
      11
      Gusts 22 mph
      Same 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
        Sun 09/13
        High 83°f
         6% Precip. / 0 in
        Considerable cloudiness. High 83F. Winds ENE at 10 to 15 mph.
        Tonight
        Sun 09/13
        Low 68°f
         6% Precip. / 0 in
        Partly cloudy. Low 68F. Winds NE at 5 to 10 mph.
        Tomorrow
        Mon 09/14
        High 82°f69°f
         43% Precip. / 0.09 in
        Partly cloudy early followed by increasing clouds with showers developing later in the day. High 82F. Winds NNE at 5 to 10 mph. Chance of rain 40%.
        Hourly Forecast
        Now
        78°
        12PM
        79°
        1PM
        80°
        2PM
        80°
        3PM
        80°
        4PM
        79°
        5PM
        78°
        6PM
        76°
        6:43PM
        Sunset
        7PM
        76°
        8PM
        76°
        9PM
        75°
        10PM
        74°
        11PM
        73°
        12AM
        72°
        1AM
        71°
        2AM
        71°
        3AM
        70°
        4AM
        70°
        5AM
        70°
        6AM
        69°
        6:24AM
        Sunrise
        7AM
        71°
        8AM
        76°
        9AM
        78°
        10AM
        79°
        11AM
        80°
        Precipitation
        21%
        Pollen
        None
        Air Quality
        22
        Good
        UV Index
        7
        High
        Additional Conditions
        1. Pressure 29.94 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point65°F
        5. Humidity 64%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         PHPA Station History
        Almanac for September 12, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 83°F 87°F 91°F 1997
        4. Low 69°F 69°F 65°F 1994
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 13, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 82°F 87°F 90°F
        4. Low 69°F 69°F 64°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:24 AM 6:43 PM
        3. Civil Twilight 6:01 AM 7:06 PM
        4. Nautical Twilight 5:35 AM 7:32PM
        5. Astronomical Twilight 5:09 AM 7:58 PM
        1. Length of Visible Light 13h 4m
        2. Length of Day 12h 19m
        3. Tomorrow will be 1 minute 14 seconds shorter
        1. Moon 7:54 AM 7:47 PM
        2. Waxing Crescent3% 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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