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      Elev 361 ft, 37.900 °N 122.549 °W

      Mill Valley, CA

      Homestead Valley Station59°
      Updated: 5:35 AM PDT on September 17, 2026 (GMT -7)
      3 minutes ago
      67°
      54°
      59
      Feels Like 59
      Cloudy
      N
      4
      Similar 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
        Fri 09/18
        High 67°f
         15% Precip. / 0 in
        Cloudy skies this morning will become partly cloudy this afternoon. High 67F. Winds SSW at 5 to 10 mph.
        Tonight
        Fri 09/18
        Low 52°f
         20% Precip. / 0 in
        Some clouds. Low 52F. Winds NNW at 5 to 10 mph.
        Tomorrow
        Sat 09/19
        High 75°f52°f
         20% Precip. / 0 in
        Some clouds in the morning will give way to mainly sunny skies for the afternoon. High around 75F. Winds WNW at 5 to 10 mph.
        Hourly Forecast
        Now
        59°
        6AM
        59°
        6:54AM
        Sunrise
        7AM
        59°
        8AM
        59°
        9AM
        61°
        10AM
        62°
        11AM
        63°
        12PM
        64°
        1PM
        66°
        2PM
        66°
        3PM
        66°
        4PM
        66°
        5PM
        66°
        6PM
        65°
        7PM
        63°
        7:14PM
        Sunset
        8PM
        61°
        9PM
        59°
        10PM
        58°
        11PM
        56°
        12AM
        56°
        1AM
        55°
        2AM
        55°
        3AM
        54°
        4AM
        54°
        5AM
        54°
        Precipitation
        15%
        Pollen
        None
        Air Quality
        46
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.03 in
        2. Visibility 5 miles
        3. Clouds Cloudy
        4. Dew Point57°F
        5. Humidity 94%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KJMC Station History
        Almanac for September 17, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 67°F 82°F 98°F 1962
        4. Low 54°F 53°F 40°F 1933
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 75°F 82°F 101°F
        4. Low 54°F 53°F 39°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:53 AM 7:14 PM
        3. Civil Twilight 6:27 AM 7:40 PM
        4. Nautical Twilight 5:56 AM 8:11PM
        5. Astronomical Twilight 5:25 AM 8:43 PM
        1. Length of Visible Light 13h 13m
        2. Length of Day 12h 20m
        3. Tomorrow will be 2 minutes 25 seconds shorter
        1. Moon 1:47 PM 10:52 PM
        2. Waxing Crescent40% 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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