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      Elev 2275 ft, 37.336 °N 121.735 °W

      Mount Hamilton, CA

      Halls Valley Station57°
      Updated: 2:06 PM PDT on October 26, 2026 (GMT -7)
      11 minutes ago
      68°
      50°
      57
      Feels Like 57
      Sunny
      N
      12
      Gusts 18 mph
      Lower temperature is expected today
      Wundermap

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       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 10/27
        High 68°f
         2% Precip. / 0 in
        Plentiful sunshine. High 68F. Winds NW at 10 to 15 mph.
        Tonight
        Tue 10/27
        Low 49°f
         18% Precip. / 0 in
        Partly cloudy. Low 49F. Winds NNW at 5 to 10 mph.
        Tomorrow
        Wed 10/28
        High 65°f45°f
         16% Precip. / 0 in
        Partly cloudy skies. High near 65F. Winds NW at 5 to 10 mph.
        Hourly Forecast
        Now
        61°
        3PM
        62°
        4PM
        61°
        5PM
        60°
        6PM
        58°
        6:15PM
        Sunset
        7PM
        55°
        8PM
        52°
        9PM
        51°
        10PM
        55°
        11PM
        54°
        12AM
        54°
        1AM
        53°
        2AM
        52°
        3AM
        51°
        4AM
        51°
        5AM
        50°
        6AM
        50°
        7AM
        50°
        7:26AM
        Sunrise
        8AM
        50°
        9AM
        52°
        10AM
        55°
        11AM
        57°
        12PM
        59°
        1PM
        62°
        2PM
        63°
        Precipitation
        18%
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        24
        Good
        UV Index
        4
        Moderate
        Additional Conditions
        1. Pressure 30.11 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point44°F
        5. Humidity 54%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KRHV Station History
        Almanac for October 26, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 68°F 62°F 81°F 2017
        4. Low 50°F 50°F 32°F 1996
        5. Rain/Snow Depth
        6. Precipitation 0 in 4.1 in -
        7. Snow 0 in 0 in -
        Almanac for October 27, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 65°F 62°F 80°F
        4. Low 48°F 49°F 31°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:25 AM 6:15 PM
        3. Civil Twilight 6:59 AM 6:42 PM
        4. Nautical Twilight 6:28 AM 7:12PM
        5. Astronomical Twilight 5:58 AM 7:43 PM
        1. Length of Visible Light 11h 43m
        2. Length of Day 10h 49m
        3. Tomorrow will be 2 minutes 11 seconds shorter
        1. Moon 6:23 PM 8:08 AM
        2. Waning Gibbous98% 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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