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      Elev 236 ft, 16.734 °N 99.129 °W

      San Marcos, MX

      Wed, Oct 7, 2026
      Tomorrow
      Thu 10/08
      High 87°f75°f
      63% Precip. / 0.26 in
      Partly to mostly cloudy with scattered showers and thunderstorms in the afternoon. High 87F. Winds ESE at 5 to 10 mph. Chance of rain 60%.
      Tomorrow night
      Thu 10/08
      Low 75°f
      60% Precip. / 0.26 in
      Scattered thunderstorms in the evening, then variable clouds overnight with more showers at times. Low near 75F. Winds light and variable. Chance of rain 60%.
      Sunrise 6:28 AM
      Sunset 6:21 PM
      Moonrise 3:44 AM
      Moonset 4:27 PM
      Waning Crescent, 11% visible
      Hourly Forecast
      12AM
      78°
      1AM
      78°
      2AM
      77°
      3AM
      77°
      4AM
      77°
      5AM
      77°
      6AM
      77°
      6:28AM
      Sunrise
      7AM
      77°
      8AM
      80°
      9AM
      83°
      10AM
      86°
      11AM
      87°
      12PM
      35%
      87°
      1PM
      41%
      86°
      2PM
      56%
      86°
      3PM
      57%
      85°
      4PM
      64%
      84°
      5PM
      54%
      82°
      6PM
      51%
      81°
      6:21PM
      Sunset
      7PM
      60%
      80°
      8PM
      45%
      79°
      9PM
      41%
      79°
      10PM
      38%
      78°
      11PM
      36%
      78°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Cloudy
      78°F 85°F 8% 0in 83% 76°F 95% 4 mph NNE 29.82in
      1:00 am
      Mostly Cloudy
      78°F 84°F 18% 0in 72% 76°F 94% 4 mph N 29.81in
      2:00 am
      Mostly Cloudy
      77°F 84°F 15% 0in 63% 75°F 93% 3 mph NNW 29.78in
      3:00 am
      Partly Cloudy
      77°F 83°F 11% 0in 59% 75°F 94% 4 mph NNE 29.76in
      4:00 am
      Mostly Cloudy
      77°F 83°F 7% 0in 63% 74°F 92% 5 mph NNE 29.75in
      5:00 am
      Partly Cloudy
      77°F 82°F 10% 0in 59% 74°F 92% 5 mph NNE 29.76in
      6:00 am
      Mostly Cloudy
      77°F 82°F 8% 0in 65% 74°F 92% 4 mph NNE 29.76in
      7:00 am
      Mostly Cloudy
      77°F 83°F 8% 0in 72% 74°F 90% 5 mph NNE 29.79in
      8:00 am
      Mostly Cloudy
      80°F 88°F 12% 0in 67% 76°F 87% 6 mph NE 29.8in
      9:00 am
      Mostly Cloudy
      83°F 91°F 10% 0in 65% 75°F 77% 5 mph ENE 29.83in
      10:00 am
      Mostly Cloudy
      86°F 95°F 22% 0in 63% 75°F 71% 6 mph E 29.83in
      11:00 am
      Mostly Cloudy
      87°F 98°F 21% 0in 62% 76°F 72% 7 mph ESE 29.83in
      12:00 pm
      Scattered Thunderstorms
      87°F 98°F 35% 0.07in 64% 77°F 73% 9 mph ESE 29.81in
      1:00 pm
      Scattered Thunderstorms
      86°F 97°F 41% 0.02in 65% 77°F 76% 9 mph SE 29.78in
      2:00 pm
      Scattered Thunderstorms
      86°F 97°F 56% 0.04in 61% 77°F 76% 9 mph SE 29.75in
      3:00 pm
      Scattered Thunderstorms
      85°F 97°F 57% 0.03in 70% 78°F 78% 10 mph SE 29.74in
      4:00 pm
      Thunderstorms
      84°F 95°F 64% 0.04in 76% 77°F 79% 9 mph SE 29.73in
      5:00 pm
      Scattered Thunderstorms
      82°F 92°F 54% 0.04in 75% 77°F 85% 8 mph SE 29.75in
      6:00 pm
      Scattered Thunderstorms
      81°F 89°F 51% 0.02in 78% 77°F 88% 6 mph ESE 29.76in
      7:00 pm
      Thunderstorms
      80°F 87°F 60% 0.05in 84% 76°F 90% 5 mph ESE 29.78in
      8:00 pm
      Scattered Thunderstorms
      79°F 86°F 45% 0.06in 81% 76°F 92% 4 mph E 29.8in
      9:00 pm
      Scattered Thunderstorms
      79°F 86°F 41% 0.03in 81% 76°F 92% 6 mph E 29.82in
      10:00 pm
      Showers
      78°F 85°F 38% 0.02in 89% 76°F 93% 5 mph ENE 29.83in
      11:00 pm
      Showers
      78°F 85°F 36% 0.03in 97% 76°F 95% 6 mph ENE 29.83in
      Additional Conditions
      1. Pressure 29.85 in
      2. Visibility 10 miles
      3. Clouds Cloudy
      4. Dew Point77°F
      5. Humidity 74%
      6. Rainfall 0.59 in
      7. Snow Depth 0 in
      MMAA Station History
      Almanac for October 6, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 87°F 92°F 97°F 2023
      4. Low 74°F 75°F 69°F 1994
      5. Rain/Snow Depth
      6. Precipitation 0 in 0.22 in -
      7. Snow 0 in - in -
      Almanac for October 7, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 87°F 92°F 96°F
      4. Low 76°F 75°F 61°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:28 AM 6:22 PM
      3. Civil Twilight 6:06 AM 6:44 PM
      4. Nautical Twilight 5:41 AM 7:09PM
      5. Astronomical Twilight 5:16 AM 7:34 PM
      1. Length of Visible Light 12h 37m
      2. Length of Day 11h 53m
      3. Tomorrow will be 56 seconds shorter
      1. Moon 2:47 AM 3:47 PM
      2. Waning Crescent20% 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
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
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      Level Access
      Glossary