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      Elev 4671 ft, 9.532 °S 77.072 °W

      San Marcos, PE

      Tue, Oct 13, 2026
      Tonight
      Mon 10/12
      Low 32°f
      4% Precip. / 0 in
      Areas of fog. Low 32F. Winds light and variable.
      Tomorrow
      Tue 10/13
      High 58°f
      85% Precip. / 0.22 in
      Partly cloudy skies during the morning hours. Thunderstorms likely in the afternoon. High 58F. Winds NE at 10 to 15 mph. Chance of rain 90%.
      Sunrise 5:45 AM
      Sunset 6:03 PM
      Moonrise 7:43 AM
      Moonset 8:43 PM
      Waxing Crescent, 8% visible
      Hourly Forecast
      Now
      34°
      1AM
      4%
      34°
      2AM
      3%
      33°
      3AM
      3%
      32°
      4AM
      31°
      5AM
      31°
      5:45AM
      Sunrise
      6AM
      30°
      7AM
      35°
      8AM
      42°
      9AM
      47°
      10AM
      50°
      11AM
      53°
      12PM
      55°
      1PM
      34%
      56°
      2PM
      62%
      56°
      3PM
      86%
      54°
      4PM
      78%
      51°
      5PM
      47%
      48°
      6PM
      41%
      45°
      6:03PM
      Sunset
      7PM
      43°
      8PM
      41°
      9PM
      40°
      10PM
      39°
      11PM
      38°
      12AM
      37°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      1:00 am
      Foggy
      34°F 30°F 4% 0in 69% 30°F 87% 4 mph S 29.98in
      2:00 am
      Foggy
      33°F 29°F 3% 0in 73% 30°F 88% 5 mph S 29.98in
      3:00 am
      Foggy
      32°F 27°F 3% 0in 75% 29°F 90% 5 mph S 29.98in
      4:00 am
      Mostly Cloudy
      31°F 27°F 3% 0in 65% 29°F 89% 4 mph S 29.99in
      5:00 am
      Partly Cloudy
      31°F 26°F 2% 0in 58% 28°F 91% 5 mph S 30in
      6:00 am
      Partly Cloudy
      30°F 26°F 2% 0in 56% 28°F 90% 4 mph S 30.02in
      7:00 am
      Partly Cloudy
      35°F 31°F 3% 0in 49% 30°F 81% 4 mph S 30.02in
      8:00 am
      Sunny
      42°F 40°F 5% 0in 14% 32°F 66% 3 mph SSE 30in
      9:00 am
      Mostly Sunny
      47°F 44°F 9% 0in 26% 30°F 53% 5 mph NE 29.97in
      10:00 am
      Partly Cloudy
      50°F 48°F 15% 0in 37% 29°F 43% 6 mph NE 29.93in
      11:00 am
      Partly Cloudy
      53°F 51°F 14% 0in 43% 28°F 37% 8 mph NE 29.89in
      12:00 pm
      Partly Cloudy
      55°F 53°F 12% 0in 47% 28°F 35% 8 mph NE 29.84in
      1:00 pm
      Isolated Thunderstorms
      56°F 54°F 34% 0.01in 53% 28°F 34% 8 mph NE 29.78in
      2:00 pm
      Thunderstorms
      56°F 54°F 62% 0.04in 75% 31°F 38% 9 mph NE 29.74in
      3:00 pm
      Thunderstorms
      54°F 51°F 86% 0.05in 81% 35°F 49% 10 mph NNE 29.77in
      4:00 pm
      Thunderstorms
      51°F 48°F 78% 0.04in 85% 38°F 60% 9 mph NNE 29.82in
      5:00 pm
      Scattered Thunderstorms
      48°F 45°F 47% 0.05in 77% 37°F 65% 7 mph N 29.85in
      6:00 pm
      Showers
      45°F 43°F 41% 0.03in 77% 37°F 71% 5 mph ENE 29.92in
      7:00 pm
      Mostly Cloudy
      43°F 41°F 21% 0in 70% 35°F 73% 4 mph ESE 29.96in
      8:00 pm
      Mostly Cloudy
      41°F 39°F 7% 0in 69% 34°F 77% 4 mph SSE 29.98in
      9:00 pm
      Mostly Cloudy
      40°F 36°F 6% 0in 72% 33°F 79% 4 mph SSE 30in
      10:00 pm
      Mostly Cloudy
      39°F 35°F 6% 0in 78% 33°F 80% 4 mph SSE 30.01in
      11:00 pm
      Cloudy
      38°F 34°F 6% 0in 84% 33°F 82% 4 mph SSE 30.01in
      Additional Conditions
      1. Pressure 29.99 in
      2. Visibility 1.9 miles
      3. Clouds Mostly Cloudy
      4. Dew Point30°F
      5. Humidity 86%
      6. Rainfall 0.01 in
      7. Snow Depth 0 in
      SPHZ Station History
      Almanac for
      1. Forecast Average Record
      2. Temperature
      3. High 56°F -°F -°F
      4. Low 32°F -°F -°F
      5. Rain/Snow Depth
      6. Precipitation 0.22 in - in -
      7. Snow 0 in - in -
      Almanac for
      1. Forecast Average Record
      2. Temperature
      3. High 54°F -°F -°F
      4. Low 34°F -°F -°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 5:45 AM 6:03 PM
      3. Civil Twilight 5:24 AM 6:24 PM
      4. Nautical Twilight 4:59 AM 6:49PM
      5. Astronomical Twilight 4:35 AM 7:13 PM
      1. Length of Visible Light 12h 59m
      2. Length of Day 12h 17m
      3. Tomorrow will be 31 seconds longer
      1. Moon 7:43 AM 8:43 PM
      2. Waxing Crescent8% of the Moon is Illuminated
      Oct 18
      Waxing Half First Qtr
      Oct 25
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
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      Level Access
      Glossary