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      Elev 4456 ft, 9.570 °S 77.048 °W

      San Marcos, PE

      San Marcos Station42°
      Mon, Oct 26, 2026
      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%.
      Tomorrow night
      Mon 10/26
      Low 34°f
      16% Precip. / 0 in
      Cloudy. Low 34F. Winds light and variable.
      Sunrise 5:40 AM
      Sunset 6:04 PM
      Moonrise 6:44 PM
      Moonset 5:46 AM
      Waning Gibbous, 98% visible
      Hourly Forecast
      12AM
      39°
      1AM
      39°
      2AM
      30%
      38°
      3AM
      38°
      4AM
      37°
      5AM
      37°
      5:39AM
      Sunrise
      6AM
      38°
      7AM
      40°
      8AM
      43°
      9AM
      46°
      10AM
      49°
      11AM
      34%
      51°
      12PM
      39%
      53°
      1PM
      70%
      53°
      2PM
      74%
      52°
      3PM
      81%
      50°
      4PM
      61%
      49°
      5PM
      51%
      47°
      6PM
      44°
      6:04PM
      Sunset
      7PM
      42°
      8PM
      40°
      9PM
      39°
      10PM
      38°
      11PM
      38°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Cloudy
      		 39°F 36°F 20% 0in 89% 36°F 91% 4 mph SSE 30.05in
      1:00 am
      Cloudy
      		 39°F 36°F 24% 0in 93% 36°F 91% 4 mph SSE 30.04in
      2:00 am
      Few Showers
      		 38°F 36°F 30% 0.01in 95% 37°F 94% 4 mph S 30.03in
      3:00 am
      Cloudy
      		 38°F 36°F 24% 0in 93% 36°F 94% 3 mph S 30.04in
      4:00 am
      Cloudy
      		 37°F 35°F 10% 0in 89% 36°F 94% 3 mph S 30.05in
      5:00 am
      Mostly Cloudy
      		 37°F 37°F 10% 0in 79% 36°F 95% 3 mph S 30.07in
      6:00 am
      Mostly Cloudy
      		 38°F 38°F 7% 0in 76% 36°F 94% 3 mph S 30.09in
      7:00 am
      Mostly Cloudy
      		 40°F 40°F 8% 0in 77% 37°F 89% 3 mph SSE 30.1in
      8:00 am
      Mostly Cloudy
      		 43°F 41°F 9% 0in 61% 36°F 76% 4 mph ENE 30.08in
      9:00 am
      Mostly Cloudy
      		 46°F 44°F 14% 0in 62% 35°F 64% 5 mph NE 30.04in
      10:00 am
      Mostly Cloudy
      		 49°F 47°F 24% 0in 75% 35°F 57% 6 mph NNE 30in
      11:00 am
      Few Showers
      		 51°F 49°F 34% 0.01in 80% 34°F 52% 6 mph NNE 29.95in
      12:00 pm
      Showers
      		 53°F 51°F 39% 0.01in 93% 34°F 49% 7 mph N 29.91in
      1:00 pm
      Thunderstorms
      		 53°F 51°F 70% 0.04in 98% 35°F 50% 7 mph N 29.88in
      2:00 pm
      Thunderstorms
      		 52°F 50°F 74% 0.04in 97% 36°F 54% 8 mph N 29.9in
      3:00 pm
      Thunderstorms
      		 50°F 48°F 81% 0.04in 99% 37°F 61% 7 mph NE 29.91in
      4:00 pm
      Thunderstorms
      		 49°F 46°F 61% 0.04in 97% 37°F 64% 6 mph SW 29.89in
      5:00 pm
      Showers
      		 47°F 44°F 51% 0.02in 96% 37°F 69% 6 mph ENE 29.93in
      6:00 pm
      Cloudy
      		 44°F 41°F 24% 0in 86% 37°F 76% 5 mph E 29.97in
      7:00 pm
      Cloudy
      		 42°F 40°F 16% 0in 94% 37°F 82% 4 mph ESE 30.01in
      8:00 pm
      Cloudy
      		 40°F 38°F 16% 0in 92% 36°F 84% 4 mph SE 30.04in
      9:00 pm
      Cloudy
      		 39°F 36°F 12% 0in 93% 35°F 84% 4 mph SSE 30.06in
      10:00 pm
      Cloudy
      		 38°F 35°F 8% 0in 92% 34°F 87% 4 mph SSE 30.07in
      11:00 pm
      Cloudy
      		 38°F 34°F 6% 0in 89% 34°F 88% 4 mph SSE 30.06in
      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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