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      Coastal Flood Advisory
      until 5:00 PM PDT
      Elev 90 ft, 37.460 °N 122.427 °W

      Half Moon Bay, CA

      Near Downtown Half Moon Bay Station66°
      Updated: 11:34 AM PDT on October 29, 2026 (GMT -7)
      5 minutes ago
      66°
      47°
      66
      Feels Like 66
      Partly Cloudy
      N
      5
      Similar 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
        Fri 10/30
        High 66°f
         3% Precip. / 0 in
        A mix of clouds and sun early followed by cloudy skies this afternoon. High 66F. Winds W at 5 to 10 mph.
        Tonight
        Fri 10/30
        Low 51°f
         14% Precip. / 0 in
        Considerable cloudiness. Low 51F. Winds light and variable.
        Tomorrow
        Sat 10/31
        High 64°f49°f
         14% Precip. / 0 in
        Intervals of clouds and sunshine. High 64F. Winds WSW at 5 to 10 mph.
        Hourly Forecast
        Now
        66°
        12PM
        66°
        1PM
        67°
        2PM
        66°
        3PM
        64°
        4PM
        64°
        5PM
        63°
        6PM
        62°
        6:14PM
        Sunset
        7PM
        60°
        8PM
        59°
        9PM
        57°
        10PM
        55°
        11PM
        55°
        12AM
        54°
        1AM
        53°
        2AM
        53°
        3AM
        53°
        4AM
        53°
        5AM
        52°
        6AM
        53°
        7AM
        53°
        7:32AM
        Sunrise
        8AM
        52°
        9AM
        58°
        10AM
        61°
        11AM
        62°
        Precipitation
        15%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        18
        Good
        UV Index
        4
        Moderate
        Additional Conditions
        1. Pressure 29.92 in
        2. Visibility 8 miles
        3. Clouds Partly Cloudy
        4. Dew Point50°F
        5. Humidity 55%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KHAF Station History
        Almanac for October 29, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 66°F 66°F 84°F 1939
        4. Low 47°F 47°F 33°F 1946
        5. Rain/Snow Depth
        6. Precipitation 0 in 4.3 in -
        7. Snow 0 in 0 in -
        Almanac for October 30, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 65°F 65°F 86°F
        4. Low 51°F 47°F 36°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:31 AM 6:14 PM
        3. Civil Twilight 7:04 AM 6:41 PM
        4. Nautical Twilight 6:34 AM 7:12PM
        5. Astronomical Twilight 6:03 AM 7:42 PM
        1. Length of Visible Light 11h 36m
        2. Length of Day 10h 42m
        3. Tomorrow will be 2 minutes 8 seconds shorter
        1. Moon 9:07 PM 11:51 AM
        2. Waning Gibbous79% of the Moon is Illuminated
        Nov 1
        Waning Half Last Qtr
        Nov 8
        New Moon
        Nov 17
        Waxing Half First Qtr
        Nov 24
        Full Moon
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