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      Elev 1184 ft, 34.092 °N 118.592 °W

      Topanga, CA

      Updated: 3:37 PM PDT on September 18, 2026 (GMT -7)
      6 minutes ago
      77°
      56°
      75
      Feels Like 75
      Sunny
      N
      10
      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
        Sat 09/19
        Low 57°f
        7% Precip. / 0 in
        A few passing clouds. Low 57F. Winds SSE at 5 to 10 mph.
        Tomorrow
        Sun 09/20
        High 78°f
        7% Precip. / 0 in
        Partly cloudy skies. High 78F. Winds S at 5 to 10 mph.
        Tomorrow night
        Sun 09/20
        Low 60°f
        8% Precip. / 0 in
        Partly cloudy skies in the evening, then becoming cloudy overnight. Low around 60F. Winds light and variable.
        Hourly Forecast
        Now
        75°
        4PM
        75°
        5PM
        74°
        6PM
        73°
        6:56PM
        Sunset
        7PM
        69°
        8PM
        66°
        9PM
        65°
        10PM
        63°
        11PM
        64°
        12AM
        63°
        1AM
        62°
        2AM
        61°
        3AM
        60°
        4AM
        59°
        5AM
        58°
        6AM
        58°
        6:40AM
        Sunrise
        7AM
        58°
        8AM
        62°
        9AM
        66°
        10AM
        70°
        11AM
        72°
        12PM
        74°
        1PM
        75°
        2PM
        76°
        3PM
        76°
        Additional Conditions
        1. Pressure 29.97 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point58°F
        5. Humidity 56%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KSMO Station History
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 77°F 92°F 108°F 1984
        4. Low 56°F 55°F 40°F 1954
        5. Rain/Snow Depth
        6. Precipitation 0 in 0 in -
        7. Snow 0 in 0 in -
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 78°F 92°F 106°F
        4. Low 56°F 55°F 39°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:39 AM 6:56 PM
        3. Civil Twilight 6:14 AM 7:21 PM
        4. Nautical Twilight 5:45 AM 7:50PM
        5. Astronomical Twilight 5:15 AM 8:20 PM
        1. Length of Visible Light 13h 6m
        2. Length of Day 12h 16m
        3. Tomorrow will be 2 minutes 5 seconds shorter
        1. Moon 2:11 PM 11:41 PM
        2. First Quarter50% 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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        Weather Alerts
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