 |
 Current San Marcos Weather Conditions |
Updated September 11th at 4:53 am |
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| Overcast |
| Temperature: | 66°F |
Dew Point: | 61°F |
| Barometer: | 29.95 inHg |
Wind: | calm |
| Humidity: | 82.7% |
Visibility: | 0M |
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| San Marcos Weather Forecast Summary |
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Today
Sep 11th
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Friday
Sep 12th
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Saturday
Sep 13th
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Sunday
Sep 14th
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Monday
Sep 15th
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 |
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Mostly Sunny |
Mostly Sunny |
Sunny |
Sunny |
Sunny |
78°F
|
78°F
60°F |
79°F
60°F |
84°F
62°F |
85°F
64°F |
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| San Marcos Detailed Weather Forecast |
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| Thursday, September 11th, 2025 |
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Morning |
Temperature: 75°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 71°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 62°F |
| Mostly clear. |
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| Friday, September 12th, 2025 |
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Overnight |
Temperature: 62°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 75°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 71°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 62°F |
| Clear. |
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| Saturday, September 13th, 2025 |
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Overnight |
Temperature: 62°F |
| Clear. |
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Morning |
Temperature: 76°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 72°F |
| Sunny. |
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Evening |
Temperature: 64°F |
| Clear. |
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| Sunday, September 14th, 2025 |
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Overnight |
Temperature: 64°F |
| Clear. |
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Morning |
Temperature: 81°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 75°F |
| Sunny. |
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Evening |
Temperature: 66°F |
| Clear. |
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| Monday, September 15th, 2025 |
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Overnight |
Temperature: 67°F |
| Clear. |
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Morning |
Temperature: 83°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 79°F |
| Sunny. |
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Evening |
Temperature: 67°F |
| Clear. |
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| Tuesday, September 16th, 2025 |
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Overnight |
Temperature: 68°F |
| Clear. |
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Morning |
Temperature: 85°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 79°F |
| Sunny. |
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Evening |
Temperature: 67°F |
| Clear. |
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| Wednesday, September 17th, 2025 |
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Overnight |
Temperature: 69°F |
| Clear. |
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Morning |
Temperature: 85°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 79°F |
| Sunny. |
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Evening |
Temperature: 68°F |
| Clear. |
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| Thursday, September 18th, 2025 |
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Overnight |
Temperature: 68°F |
| Clear with cloudy periods with a chance of showers. |
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Morning |
Temperature: 82°F |
| Sunny with a chance of showers. Windy at times. |
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Afternoon |
Temperature: 79°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 69°F |
| Clear. |
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| Friday, September 19th, 2025 |
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Overnight |
Temperature: 70°F |
| Clear. |
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Morning |
Temperature: 84°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 79°F |
| Sunny. |
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Evening |
Temperature: 70°F |
| Clear. |
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