Log In
    Favorites
        Member Settings
      Elev 2623 ft, 14.923 °N 91.824 °W

      San Marcos, GT

      San Marcos Station70°

      Change station

      Finding stations near San Marcos, GT…

      • In use
      • Live, °F
      • Offline

      Current station

        Nearby · by distance

          Current Conditions

          San Marcos Station · updated

          70°F
          65° 47°
          Partly Cloudy Feels Like 70°
          SW 8 mph Wind
          Same temperature is expected today
          Wundermap

          Loading nearby stations…

           Wundermap
          50
          50
          575
          90
          50
          7
          0 mph

          See the forecast street by street.

          Temperature, dewpoint and wind modeled down to the neighborhood.

          Go Premium
          50
          50
          50
          50
          50
          50
          Now
          Radar debug
            Hyper-local data from Weather Underground's network of
            400,000+ personal weather stations worldwide
            Today
            Fri 11/13
            High 65°f
             14% Precip. / 0 in
            A mix of clouds and sun. High near 65F. Winds WSW at 5 to 10 mph.
            Tonight
            Fri 11/13
            Low 48°f
             6% Precip. / 0 in
            Mainly clear. Hazy. Low 48F. Winds light and variable.
            Tomorrow
            Sat 11/14
            High 67°f48°f
             11% Precip. / 0 in
            Generally sunny despite a few afternoon clouds. High 67F. Winds WSW at 5 to 10 mph.
            Hourly Forecast
            Now
            61°
            1PM
            62°
            2PM
            62°
            3PM
            62°
            4PM
            61°
            5PM
            60°
            5:35PM
            Sunset
            6PM
            57°
            7PM
            56°
            8PM
            55°
            9PM
            55°
            10PM
            53°
            11PM
            53°
            12AM
            51°
            1AM
            50°
            2AM
            50°
            3AM
            50°
            4AM
            49°
            5AM
            49°
            6AM
            49°
            6:08AM
            Sunrise
            7AM
            50°
            8AM
            56°
            9AM
            60°
            10AM
            63°
            11AM
            64°
            12PM
            65°
            Precipitation
            20%
            Pollen
            Ragweed Pollen
            Low
            Air Quality
            133
            Unhealthy for Sensitive Groups
            UV Index
            10
            Very High
            Additional Conditions
            1. Pressure 29.92 in
            2. Visibility 9 miles
            3. Clouds Partly Cloudy
            4. Dew Point51°F
            5. Humidity 69%
            6. Rainfall 0 in
            7. Snow Depth 0 in
             MGSM Station History
            Almanac for
            1. Forecast Average Record
            2. Temperature
            3. High 65°F -°F -°F
            4. Low 47°F -°F -°F
            5. Rain/Snow Depth
            6. Precipitation 0 in - in -
            7. Snow 0 in - in -
            Almanac for
            1. Forecast Average Record
            2. Temperature
            3. High 67°F -°F -°F
            4. Low 48°F -°F -°F
            Astronomy
            1. Sun Rise Set
            2. Actual Time 6:07 AM 5:35 PM
            3. Civil Twilight 5:45 AM 5:57 PM
            4. Nautical Twilight 5:19 AM 6:23PM
            5. Astronomical Twilight 4:53 AM 6:49 PM
            1. Length of Visible Light 12h 12m
            2. Length of Day 11h 27m
            3. Tomorrow will be 36 seconds shorter
            1. Moon 9:50 AM 9:11 PM
            2. Waxing Crescent16% of the Moon is Illuminated
            Nov 17
            Waxing Half First Qtr
            Nov 24
            Full Moon
            Dec 1
            Waning Half Last Qtr
            Dec 8
            New Moon
            Nearby Weather Stations
            Station Location
            Temp
            Windchill
            Heat Index
            Dew Point
            Humidity
            Wind
            Precip.
            Elev.
            Updated
            Loading nearby stations…
            Precipitation
            Loading…
            Health
            Loading…
            Weather Alerts
            Loading…
            Our AppsAbout UsContactCareers
            PWS NetworkWunderMap
            Trust CenterTerms of UsePrivacy PolicyData RightsPrivacy SettingsCookie NoticeData VendorsAccessibility Statement
            Level Access
            The Weather Company The Weather Channel Weather Underground Storm Radar
            © The Weather Company, LLC 2026
            Glossary