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      Elev 549 ft, 17.094 °N 99.713 °W

      San Marcos, MX

      Thu, Oct 1, 2026
      Tomorrow
      Fri 10/02
      High 90°f76°f
      21% Precip. / 0 in
      Partly to mostly cloudy. High around 90F. Winds W at 10 to 15 mph.
      Tomorrow night
      Fri 10/02
      Low 76°f
      24% Precip. / 0 in
      Mainly cloudy. Low 76F. Winds light and variable.
      Sunrise 6:27 AM
      Sunset 6:26 PM
      Moonrise 10:36 PM
      Moonset 11:19 AM
      Waning Gibbous, 65% visible
      Hourly Forecast
      12AM
      78°
      1AM
      77°
      2AM
      77°
      3AM
      77°
      4AM
      76°
      5AM
      76°
      6AM
      76°
      6:27AM
      Sunrise
      7AM
      77°
      8AM
      80°
      9AM
      82°
      10AM
      85°
      11AM
      88°
      12PM
      89°
      1PM
      89°
      2PM
      89°
      3PM
      88°
      4PM
      87°
      5PM
      86°
      6PM
      84°
      6:26PM
      Sunset
      7PM
      82°
      8PM
      81°
      9PM
      81°
      10PM
      80°
      11PM
      80°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Cloudy
      78°F 84°F 5% 0in 87% 76°F 95% 3 mph NW 29.85in
      1:00 am
      Cloudy
      77°F 84°F 5% 0in 83% 76°F 95% 3 mph NW 29.83in
      2:00 am
      Cloudy
      77°F 83°F 13% 0in 84% 75°F 94% 3 mph NW 29.82in
      3:00 am
      Mostly Cloudy
      77°F 83°F 16% 0in 78% 75°F 95% 3 mph NW 29.79in
      4:00 am
      Mostly Cloudy
      76°F 82°F 8% 0in 74% 75°F 96% 2 mph NW 29.78in
      5:00 am
      Mostly Cloudy
      76°F 82°F 8% 0in 75% 75°F 95% 4 mph NW 29.78in
      6:00 am
      Mostly Cloudy
      76°F 82°F 8% 0in 76% 75°F 98% 2 mph NW 29.79in
      7:00 am
      Mostly Cloudy
      77°F 82°F 7% 0in 71% 75°F 94% 3 mph NNW 29.79in
      8:00 am
      Mostly Cloudy
      80°F 87°F 6% 0in 74% 76°F 89% 4 mph NW 29.81in
      9:00 am
      Partly Cloudy
      82°F 90°F 5% 0in 57% 75°F 80% 4 mph NW 29.82in
      10:00 am
      Partly Cloudy
      85°F 95°F 3% 0in 56% 76°F 73% 4 mph NW 29.81in
      11:00 am
      Mostly Cloudy
      88°F 100°F 7% 0in 73% 76°F 68% 6 mph W 29.8in
      12:00 pm
      Mostly Cloudy
      89°F 101°F 22% 0in 66% 77°F 68% 8 mph WSW 29.78in
      1:00 pm
      Mostly Cloudy
      89°F 102°F 22% 0in 62% 77°F 69% 9 mph WSW 29.75in
      2:00 pm
      Mostly Cloudy
      89°F 102°F 15% 0in 70% 77°F 69% 11 mph WSW 29.73in
      3:00 pm
      Mostly Cloudy
      88°F 102°F 13% 0in 69% 78°F 73% 11 mph WSW 29.7in
      4:00 pm
      Mostly Cloudy
      87°F 100°F 13% 0in 73% 78°F 74% 10 mph WSW 29.7in
      5:00 pm
      Mostly Cloudy
      86°F 97°F 7% 0in 77% 78°F 78% 9 mph WSW 29.7in
      6:00 pm
      Mostly Cloudy
      84°F 94°F 9% 0in 74% 77°F 81% 6 mph WSW 29.71in
      7:00 pm
      Mostly Cloudy
      82°F 92°F 10% 0in 72% 77°F 84% 5 mph W 29.73in
      8:00 pm
      Mostly Cloudy
      81°F 90°F 8% 0in 72% 77°F 87% 4 mph W 29.75in
      9:00 pm
      Mostly Cloudy
      81°F 89°F 9% 0in 66% 77°F 88% 4 mph W 29.78in
      10:00 pm
      Mostly Cloudy
      80°F 88°F 24% 0in 79% 77°F 90% 3 mph WNW 29.8in
      11:00 pm
      Mostly Cloudy
      80°F 88°F 9% 0in 74% 77°F 91% 3 mph WNW 29.8in
      Additional Conditions
      1. Pressure 29.88 in
      2. Visibility 9 miles
      3. Clouds Mostly Cloudy
      4. Dew Point74°F
      5. Humidity 87%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      MMAA Station History
      Almanac for September 30, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 89°F 92°F 97°F 2023
      4. Low 74°F 75°F 71°F 2015
      5. Rain/Snow Depth
      6. Precipitation 0 in 0.41 in -
      7. Snow 0 in - in -
      Almanac for October 1, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 90°F 92°F 97°F
      4. Low 75°F 75°F 68°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:27 AM 6:27 PM
      3. Civil Twilight 6:05 AM 6:48 PM
      4. Nautical Twilight 5:40 AM 7:13PM
      5. Astronomical Twilight 5:15 AM 7:38 PM
      1. Length of Visible Light 12h 42m
      2. Length of Day 11h 59m
      3. Tomorrow will be 57 seconds shorter
      1. Moon 9:37 PM 10:14 AM
      2. Waning Gibbous76% of the Moon is Illuminated
      Oct 3
      Waning Half Last Qtr
      Oct 10
      New Moon
      Oct 18
      Waxing Half First Qtr
      Oct 25
      Full Moon
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
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      Level Access
      Glossary