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      Elev 4456 ft, 9.570 °S 77.048 °W

      San Marcos, PE

      San Marcos Station42°
      Updated: 9:29 AM GMT-05:00 on October 25, 2026 (GMT -5)
      2 minutes ago
      53°
      36°
      42
      Feels Like 40
      Cloudy
      N
      6
      Same 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
        Sun 10/25
        High 53°f
         85% Precip. / 0.07 in
        Cloudy skies with periods of light rain this afternoon. High 53F. Winds NNE at 10 to 15 mph. Chance of rain 90%.
        Tonight
        Sun 10/25
        Low 36°f
         24% Precip. / 0 in
        Cloudy. Low 36F. Winds light and variable.
        Tomorrow
        Mon 10/26
        High 54°f34°f
         81% Precip. / 0.2 in
        Rain showers in the morning with numerous thunderstorms developing in the afternoon. High 54F. Winds NE at 5 to 10 mph. Chance of rain 80%.
        Hourly Forecast
        Now
        47°
        10AM
        48°
        11AM
        50°
        12PM
        51°
        1PM
        48%
        52°
        2PM
        77%
        51°
        3PM
        86%
        50°
        4PM
        74%
        48°
        5PM
        36%
        47°
        6PM
        37%
        45°
        6:04PM
        Sunset
        7PM
        36%
        42°
        8PM
        41°
        9PM
        40°
        10PM
        40°
        11PM
        39°
        12AM
        39°
        1AM
        39°
        2AM
        30%
        38°
        3AM
        38°
        4AM
        37°
        5AM
        37°
        5:39AM
        Sunrise
        6AM
        38°
        7AM
        40°
        8AM
        43°
        9AM
        46°
        Precipitation
        86%
        Rain possible after 1 PM
        Pollen
        None
        Air Quality
        42
        Good
        UV Index
        4
        Moderate
        Additional Conditions
        1. Pressure 30.02 in
        2. Visibility 9 miles
        3. Clouds Cloudy
        4. Dew Point34°F
        5. Humidity 61%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         SPHZ Station History
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 53°F -°F -°F
        4. Low 36°F -°F -°F
        5. Rain/Snow Depth
        6. Precipitation 0.09 in - in -
        7. Snow 0 in - in -
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 54°F -°F -°F
        4. Low 36°F -°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 5:40 AM 6:04 PM
        3. Civil Twilight 5:18 AM 6:25 PM
        4. Nautical Twilight 4:53 AM 6:50PM
        5. Astronomical Twilight 4:28 AM 7:16 PM
        1. Length of Visible Light 13h 6m
        2. Length of Day 12h 23m
        3. Tomorrow will be 29 seconds longer
        1. Moon 5:45 PM 4:58 AM
        2. Full99% of the Moon is Illuminated
        Oct 25
        Full Moon
        Nov 1
        Waning Half Last Qtr
        Nov 9
        New Moon
        Nov 17
        Waxing Half First Qtr
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