7-Day Forecast Summary
7-Day Detailed Weather Forecast for San Marcos
Tonight |
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Temperature: 63°F Wind Speed: 0 to 10 mph Wind Direction: W Forecast: Patchy fog after 11pm. Mostly cloudy, with a low around 63. West wind 0 to 10 mph. |
Monday |
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Temperature: 79°F Wind Speed: 0 to 10 mph Wind Direction: W Forecast: Patchy fog before 11am. Mostly sunny, with a high near 79. West wind 0 to 10 mph. |
Monday Night |
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Temperature: 63°F Wind Speed: 0 to 5 mph Wind Direction: W Forecast: Patchy fog after 11pm. Mostly cloudy, with a low around 63. West wind 0 to 5 mph. |
Tuesday |
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Temperature: 78°F Wind Speed: 0 to 10 mph Wind Direction: SW Forecast: Patchy fog before 11am. Mostly sunny, with a high near 78. Southwest wind 0 to 10 mph. |
Tuesday Night |
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Temperature: 62°F Wind Speed: 0 to 10 mph Wind Direction: SW Forecast: Patchy fog after 11pm. Mostly cloudy, with a low around 62. Southwest wind 0 to 10 mph. |
Wednesday |
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Temperature: 78°F Wind Speed: 0 to 10 mph Wind Direction: SW Forecast: Patchy fog before 11am. Mostly sunny, with a high near 78. |
Wednesday Night |
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Temperature: 60°F Wind Speed: 0 to 10 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 60. |
Thursday |
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Temperature: 75°F Wind Speed: 0 to 10 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 75. |
Thursday Night |
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Temperature: 59°F Wind Speed: 0 to 10 mph Wind Direction: NW Forecast: Partly cloudy, with a low around 59. |
Juneteenth |
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Temperature: 74°F Wind Speed: 0 to 10 mph Wind Direction: W Forecast: Sunny, with a high near 74. |
Friday Night |
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Temperature: 58°F Wind Speed: 0 to 10 mph Wind Direction: NW Forecast: Partly cloudy, with a low around 58. |
Saturday |
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Temperature: 73°F Wind Speed: 0 to 10 mph Wind Direction: W Forecast: Mostly sunny, with a high near 73. |
Saturday Night |
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Temperature: 57°F Wind Speed: 0 to 10 mph Wind Direction: W Forecast: Partly cloudy, with a low around 57. |
Sunday |
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Temperature: 74°F Wind Speed: 0 to 10 mph Wind Direction: W Forecast: Mostly sunny, with a high near 74. |

