Weather in San Marcos, Texas, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for San Marcos
This Afternoon |
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Temperature: 89°F Wind Speed: 15 mph Wind Direction: S Forecast: Mostly sunny, with a high near 89. South wind around 15 mph, with gusts as high as 30 mph. |
Tonight |
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Temperature: 68°F Wind Speed: 10 to 20 mph Wind Direction: SSE Forecast: A slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 68. South southeast wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%. |
Thursday |
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Temperature: 84°F Wind Speed: 5 to 15 mph Wind Direction: SSE Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a high near 84. South southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
Thursday Night |
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Temperature: 69°F Wind Speed: 10 to 15 mph Wind Direction: SSE Forecast: A slight chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 69. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. |
Friday |
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Temperature: 87°F Wind Speed: 10 to 15 mph Wind Direction: SSE Forecast: Mostly cloudy, with a high near 87. South southeast wind 10 to 15 mph, with gusts as high as 30 mph. |
Friday Night |
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Temperature: 68°F Wind Speed: 10 to 20 mph Wind Direction: SSE Forecast: A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. |
Saturday |
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Temperature: 78°F Wind Speed: 10 to 15 mph Wind Direction: SW Forecast: Showers and thunderstorms. Cloudy, with a high near 78. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. |
Saturday Night |
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Temperature: 53°F Wind Speed: 15 mph Wind Direction: NNE Forecast: Showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Cloudy, with a low around 53. North northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. |
Sunday |
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Temperature: 65°F Wind Speed: 15 mph Wind Direction: NNE Forecast: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Cloudy, with a high near 65. North northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. |
Sunday Night |
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Temperature: 51°F Wind Speed: 5 to 10 mph Wind Direction: NNE Forecast: A chance of rain showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%. |
Monday |
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Temperature: 67°F Wind Speed: 5 mph Wind Direction: NE Forecast: A slight chance of rain showers before 7am. Mostly cloudy, with a high near 67. Chance of precipitation is 20%. |
Monday Night |
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Temperature: 50°F Wind Speed: 0 to 5 mph Wind Direction: NE Forecast: Mostly cloudy, with a low around 50. |
Tuesday |
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Temperature: 72°F Wind Speed: 5 mph Wind Direction: NE Forecast: Mostly cloudy, with a high near 72. |
Tuesday Night |
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Temperature: 52°F Wind Speed: 0 to 5 mph Wind Direction: ENE Forecast: Mostly cloudy, with a low around 52. |