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      Elev 4671 ft, 9.532 °S 77.072 °W

      San Marcos, PE

      San Marcos Station42°
      Updated: 4:49 PM GMT-05:00 on October 5, 2026 (GMT -5)
      just now
      59°
      31°
      42
      Feels Like 37
      Rain
      N
      8
      Gusts 17 mph
      Similar temperature is expected tomorrow
      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
        Tonight
        Mon 10/05
        Low 31°f
         96% Precip. / 0.12 in
        Showers likely along with a possible rumble of thunder early, then partly cloudy after midnight. Low 31F. Winds S at 5 to 10 mph. Chance of rain 100%.
        Tomorrow
        Tue 10/06
        High 57°f
         63% Precip. / 0.2 in
        Partly cloudy early followed by increasing clouds with showers developing later in the day. High 57F. Winds ENE at 5 to 10 mph. Chance of rain 60%.
        Tomorrow night
        Tue 10/06
        Low 32°f
         55% Precip. / 0.02 in
        Showers in the evening, then partly cloudy overnight. Low 32F. Winds light and variable. Chance of rain 60%.
        Hourly Forecast
        Now
        45°
        5PM
        93%
        44°
        6PM
        90%
        42°
        6:03PM
        Sunset
        7PM
        80%
        40°
        8PM
        33%
        38°
        9PM
        37°
        10PM
        36°
        11PM
        35°
        12AM
        36°
        1AM
        35°
        2AM
        34°
        3AM
        33°
        4AM
        32°
        5AM
        32°
        5:49AM
        Sunrise
        6AM
        32°
        7AM
        36°
        8AM
        41°
        9AM
        45°
        10AM
        50°
        11AM
        52°
        12PM
        55°
        1PM
        56°
        2PM
        56°
        3PM
        45%
        54°
        4PM
        40%
        51°
        Precipitation
        93%
        Storms continuing through 8 PM
        Pollen
        None
        Air Quality
        38
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.88 in
        2. Visibility 6 miles
        3. Clouds Cloudy
        4. Dew Point31°F
        5. Humidity 57%
        6. Rainfall 0.15 in
        7. Snow Depth 0 in
         SPHZ Station History
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 59°F -°F -°F
        4. Low 31°F -°F -°F
        5. Rain/Snow Depth
        6. Precipitation 0.12 in - in -
        7. Snow 0 in - in -
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 57°F -°F -°F
        4. Low 31°F -°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 5:50 AM 6:03 PM
        3. Civil Twilight 5:29 AM 6:24 PM
        4. Nautical Twilight 5:04 AM 6:48PM
        5. Astronomical Twilight 4:39 AM 7:13 PM
        1. Length of Visible Light 12h 55m
        2. Length of Day 12h 13m
        3. Tomorrow will be 32 seconds longer
        1. Moon 1:58 AM 1:54 PM
        2. Waning Crescent30% of the Moon is Illuminated
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
        Nov 1
        Waning Half Last Qtr
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