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      Elev 4671 ft, 9.532 °S 77.072 °W

      San Marcos, PE

      San Marcos Station38°
      Updated: 5:28 PM GMT-05:00 on October 5, 2026 (GMT -5)
      11 minutes ago
      58°
      31°
      38
      Feels Like 30
      Rain
      N
      7
      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 30°f
         95% Precip. / 0.04 in
        Thunderstorms during the evening will give way to partly cloudy skies after midnight. Low around 30F. Winds S at 5 to 10 mph. Chance of rain 100%.
        Tomorrow
        Tue 10/06
        High 56°f
         62% Precip. / 0.18 in
        Partly cloudy skies during the morning hours will give way to occasional showers in the afternoon. High 56F. Winds ENE at 5 to 10 mph. Chance of rain 60%.
        Tomorrow night
        Tue 10/06
        Low 31°f
         50% Precip. / 0.02 in
        Rain showers in the evening, then fog developing overnight. Low 31F. Winds S at 5 to 10 mph. Chance of rain 50%.
        Hourly Forecast
        Now
        43°
        6PM
        95%
        42°
        6:03PM
        Sunset
        7PM
        73%
        40°
        8PM
        33%
        38°
        9PM
        37°
        10PM
        36°
        11PM
        35°
        12AM
        33°
        1AM
        35°
        2AM
        34°
        3AM
        32°
        4AM
        32°
        5AM
        31°
        5:49AM
        Sunrise
        6AM
        31°
        7AM
        36°
        8AM
        41°
        9AM
        45°
        10AM
        49°
        11AM
        52°
        12PM
        54°
        1PM
        55°
        2PM
        55°
        3PM
        46%
        53°
        4PM
        40%
        51°
        5PM
        54%
        48°
        Precipitation
        95%
        Storms continuing through 8 PM
        Pollen
        None
        Air Quality
        37
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.92 in
        2. Visibility 6 miles
        3. Clouds Cloudy
        4. Dew Point32°F
        5. Humidity 65%
        6. Rainfall 0.15 in
        7. Snow Depth 0 in
         SPHZ Station History
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 58°F -°F -°F
        4. Low 31°F -°F -°F
        5. Rain/Snow Depth
        6. Precipitation 0.04 in - in -
        7. Snow 0 in - in -
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 56°F -°F -°F
        4. Low 30°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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