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      Elev 50 ft, 38.016 °N 122.287 °W

      Hercules, CA

      The Waterfront Station59°
      Updated: 8:43 PM PDT on September 21, 2026 (GMT -7)
      2 minutes ago
      65°
      55°
      59
      Feels Like 59
      Partly Cloudy
      N
      14
      Gusts 22 mph
      Similar 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
        Tue 09/22
        Low 56°f
         22% Precip. / 0 in
        Cloudy. Expect mist and reduced visibilities at times. Low 56F. Winds SSW at 10 to 20 mph.
        Tomorrow
        Wed 09/23
        High 72°f
         20% Precip. / 0 in
        Cloudy early, becoming mostly sunny in the afternoon. High 72F. Winds SSW at 10 to 20 mph.
        Tomorrow night
        Wed 09/23
        Low 55°f
         23% Precip. / 0 in
        Partly cloudy skies. Low near 55F. Winds S at 10 to 15 mph.
        Hourly Forecast
        Now
        59°
        9PM
        59°
        10PM
        59°
        11PM
        59°
        12AM
        59°
        1AM
        59°
        2AM
        59°
        3AM
        59°
        4AM
        58°
        5AM
        58°
        6AM
        58°
        6:57AM
        Sunrise
        7AM
        58°
        8AM
        58°
        9AM
        59°
        10AM
        60°
        11AM
        62°
        12PM
        64°
        1PM
        66°
        2PM
        68°
        3PM
        70°
        4PM
        70°
        5PM
        70°
        6PM
        68°
        7PM
        66°
        7:05PM
        Sunset
        8PM
        64°
        Precipitation
        22%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        26
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.92 in
        2. Visibility 8 miles
        3. Clouds Partly Cloudy
        4. Dew Point55°F
        5. Humidity 87%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KCCR Station History
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 65°F 75°F 96°F 2003
        4. Low 55°F 56°F 50°F 1985
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 72°F 75°F 93°F
        4. Low 55°F 56°F 49°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:57 AM 7:05 PM
        3. Civil Twilight 6:30 AM 7:32 PM
        4. Nautical Twilight 6:00 AM 8:02PM
        5. Astronomical Twilight 5:28 AM 8:33 PM
        1. Length of Visible Light 13h 1m
        2. Length of Day 12h 8m
        3. Tomorrow will be 2 minutes 26 seconds shorter
        1. Moon 5:13 PM 2:42 AM
        2. Waxing Gibbous85% 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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