 |
 Current San Marcos Weather Conditions |
Updated January 8th at 10:56 am |
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| Overcast |
| Temperature: | 73°F |
Dew Point: | 64°F |
| Barometer: | 29.83 inHg |
Wind: | N 34 Mph |
| Humidity: | 73.5% |
Visibility: | 0M |
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| San Marcos Weather Forecast Summary |
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Today
Jan 8th
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Friday
Jan 9th
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Saturday
Jan 10th
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Sunday
Jan 11th
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Monday
Jan 12th
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 |
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Cloudy |
Thundershowers |
Cloudy |
Cloudy |
Cloudy |
80°F
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74°F
57°F |
59°F
46°F |
63°F
42°F |
63°F
40°F |
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| San Marcos Detailed Weather Forecast |
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| Thursday, January 8th, 2026 |
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Afternoon |
Temperature: 74°F |
| Cloudy. |
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Evening |
Temperature: 69°F |
| Cloudy. |
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| Friday, January 9th, 2026 |
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Overnight |
Temperature: 65°F |
| Cloudy. Slight chance of a thunderstorm. |
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Morning |
Temperature: 71°F |
| Cloudy with a few showers. Chance of a thunderstorm. |
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Afternoon |
Temperature: 67°F |
| Cloudy with showers likely. |
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Evening |
Temperature: 62°F |
| Cloudy. Windy at times. |
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| Saturday, January 10th, 2026 |
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Overnight |
Temperature: 52°F |
| A mix of cloudy and clear skies. Windy. |
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Morning |
Temperature: 55°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 53°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 47°F |
| Cloudy. |
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| Sunday, January 11th, 2026 |
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Overnight |
Temperature: 43°F |
| Cloudy. |
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Morning |
Temperature: 55°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 53°F |
| Sunny. |
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Evening |
Temperature: 46°F |
| Clear. |
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| Monday, January 12th, 2026 |
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Overnight |
Temperature: 41°F |
| Clear. |
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Morning |
Temperature: 54°F |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: 54°F |
| Mostly sunny. |
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Evening |
Temperature: 50°F |
| Cloudy. |
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| Tuesday, January 13th, 2026 |
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Overnight |
Temperature: 46°F |
| Cloudy. |
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Morning |
Temperature: 59°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 59°F |
| Cloudy. |
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Evening |
Temperature: 55°F |
| A mix of cloudy and clear skies. |
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| Wednesday, January 14th, 2026 |
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Overnight |
Temperature: 51°F |
| Clear. |
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Morning |
Temperature: 66°F |
| Sunny. |
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Afternoon |
Temperature: 65°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 59°F |
| A mix of cloudy and clear skies. Windy at times. |
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| Thursday, January 15th, 2026 |
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Overnight |
Temperature: 52°F |
| Clear. Windy at times. |
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Morning |
Temperature: 57°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 55°F |
| Sunny. |
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Evening |
Temperature: 48°F |
| Clear. |
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| Friday, January 16th, 2026 |
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Overnight |
Temperature: 44°F |
| Clear. |
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Morning |
Temperature: 63°F |
| Sunny with cloudy periods. Windy. |
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Afternoon |
Temperature: 66°F |
| Cloudy. Windy. |
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Evening |
Temperature: 63°F |
| Cloudy. Windy at times. |
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