 |
 Current San Marcos Weather Conditions |
Updated September 5th at 6:56 pm |
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| Temperature: | 97°F |
Dew Point: | 63°F |
| Barometer: | 29.83 inHg |
Wind: | N 24 Mph |
| Humidity: | 32.6% |
Visibility: | 0M |
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| San Marcos Weather Forecast Summary |
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Today
Sep 5th
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Saturday
Sep 6th
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Sunday
Sep 7th
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Monday
Sep 8th
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Tuesday
Sep 9th
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Cloudy |
Cloudy |
Showers |
Cloudy |
Cloudy |
102°F
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82°F
72°F |
95°F
70°F |
93°F
76°F |
94°F
73°F |
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| San Marcos Detailed Weather Forecast |
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| Friday, September 5th, 2025 |
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Evening |
Temperature: 81°F |
| Cloudy. Slight chance of a thunderstorm. Windy at times. |
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| Saturday, September 6th, 2025 |
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Overnight |
Temperature: 77°F |
| Cloudy. Slight chance of a thunderstorm. |
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Morning |
Temperature: 80°F |
| Cloudy. Slight chance of a thunderstorm. |
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Afternoon |
Temperature: 82°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 73°F |
| A mix of cloudy and clear skies. |
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| Sunday, September 7th, 2025 |
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Overnight |
Temperature: 71°F |
| Clear with cloudy periods with a chance of showers. |
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Morning |
Temperature: 87°F |
| A mix of sun and cloud with showers likely. Slight chance of a thunderstorm. |
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Afternoon |
Temperature: 88°F |
| Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 76°F |
| A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm. |
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| Monday, September 8th, 2025 |
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Overnight |
Temperature: 76°F |
| A mix of cloudy and clear skies with a chance of showers or thundershowers. |
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Morning |
Temperature: 89°F |
| A mix of cloud and sun. Slight chance of a thunderstorm. |
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Afternoon |
Temperature: 90°F |
| Cloudy with a slight chance of showers or thundershowers. |
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Evening |
Temperature: 80°F |
| Clear with cloudy periods. Chance of a thunderstorm. |
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| Tuesday, September 9th, 2025 |
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Overnight |
Temperature: 74°F |
| Clear. Slight chance of a thunderstorm. |
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Morning |
Temperature: 90°F |
| Sunny with cloudy periods. Chance of a thunderstorm. |
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Afternoon |
Temperature: 91°F |
| Cloudy. Slight chance of a thunderstorm. Windy. |
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Evening |
Temperature: 79°F |
| Clear. Slight chance of a thunderstorm. Windy at times. |
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| Wednesday, September 10th, 2025 |
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Overnight |
Temperature: 73°F |
| Clear. Slight chance of a thunderstorm. |
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Morning |
Temperature: 89°F |
| Mostly sunny. Chance of a thunderstorm. |
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Afternoon |
Temperature: 92°F |
| Cloudy. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 79°F |
| Clear. Chance of a thunderstorm. |
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| Thursday, September 11th, 2025 |
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Overnight |
Temperature: 72°F |
| Clear with a chance of showers or thundershowers. |
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Morning |
Temperature: 88°F |
| Sunny with cloudy periods. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 90°F |
| A mix of cloud and sun. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 79°F |
| Clear. Slight chance of a thunderstorm. |
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| Friday, September 12th, 2025 |
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Overnight |
Temperature: 74°F |
| Clear. Slight chance of a thunderstorm. |
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Morning |
Temperature: 90°F |
| Sunny. Slight chance of a thunderstorm. |
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Afternoon |
Temperature: 96°F |
| Cloudy with sunny periods. Windy at times. |
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Evening |
Temperature: 80°F |
| Clear with cloudy periods. Slight chance of a thunderstorm. Windy at times. |
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| Saturday, September 13th, 2025 |
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Overnight |
Temperature: 74°F |
| Cloudy. Slight chance of a thunderstorm. |
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Morning |
Temperature: 89°F |
| A mix of cloud and sun. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 94°F |
| Cloudy. Slight chance of a thunderstorm. Windy. |
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Evening |
Temperature: 81°F |
| A mix of cloudy and clear skies. Chance of a thunderstorm. Windy at times. |
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