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 San Marcos Weather Forecast Summary |
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Today
Feb 19th
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Friday
Feb 20th
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Saturday
Feb 21st
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Sunday
Feb 22nd
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Monday
Feb 23rd
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Showers |
Cloudy |
Cloudy |
Cloudy |
Cloudy |
50°F
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57°F
45°F |
65°F
45°F |
70°F
54°F |
76°F
55°F |
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| San Marcos Detailed Weather Forecast |
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| Thursday, February 19th, 2026 |
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Evening |
Temperature: 49°F |
| Cloudy with showers likely. Windy. |
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| Friday, February 20th, 2026 |
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Overnight |
Temperature: 47°F |
| Cloudy with a chance of showers. Windy at times. |
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Morning |
Temperature: 55°F |
| Sunny. |
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Afternoon |
Temperature: 53°F |
| Sunny. |
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Evening |
Temperature: 46°F |
| Clear. |
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| Saturday, February 21st, 2026 |
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Overnight |
Temperature: 46°F |
| Clear. |
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Morning |
Temperature: 62°F |
| Cloudy. |
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Afternoon |
Temperature: 60°F |
| Cloudy. |
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Evening |
Temperature: 54°F |
| Cloudy. |
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| Sunday, February 22nd, 2026 |
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Overnight |
Temperature: 54°F |
| Cloudy. |
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Morning |
Temperature: 68°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 63°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 56°F |
| A mix of cloudy and clear skies. |
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| Monday, February 23rd, 2026 |
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Overnight |
Temperature: 56°F |
| Mostly clear. |
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Morning |
Temperature: 73°F |
| Sunny. |
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Afternoon |
Temperature: 67°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 60°F |
| Cloudy. |
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| Tuesday, February 24th, 2026 |
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Overnight |
Temperature: 59°F |
| Cloudy. |
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Morning |
Temperature: 73°F |
| Cloudy. |
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Afternoon |
Temperature: 66°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 58°F |
| Clear. |
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| Wednesday, February 25th, 2026 |
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Overnight |
Temperature: 59°F |
| Cloudy. |
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Morning |
Temperature: 60°F |
| Cloudy with a chance of showers. |
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Afternoon |
Temperature: 57°F |
| Cloudy with a chance of showers. |
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Evening |
Temperature: 54°F |
| A mix of cloudy and clear skies with a chance of showers. |
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