 |
 Current San Marcos Weather Conditions |
Updated June 18th at 5:56 am |
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| Overcast |
| Temperature: | 79°F |
Dew Point: | 77°F |
| Barometer: | 29.92 inHg |
Wind: | N 19 Mph |
| Humidity: | 94.2% |
Visibility: | 0M |
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| San Marcos Weather Forecast Summary |
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Today
Jun 18th
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Thursday
Jun 19th
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Friday
Jun 20th
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Saturday
Jun 21st
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Sunday
Jun 22nd
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Mostly Sunny |
Mostly Sunny |
Mostly Sunny |
Mostly Sunny |
Mostly Sunny |
96°F
|
98°F
73°F |
98°F
73°F |
98°F
73°F |
97°F
72°F |
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| San Marcos Detailed Weather Forecast |
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| Wednesday, June 18th, 2025 |
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Morning |
Temperature: 90°F |
| Sunny. Chance of a thunderstorm. Windy. |
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Afternoon |
Temperature: 93°F |
| Sunny. Chance of a thunderstorm. Windy. |
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Evening |
Temperature: 78°F |
| Clear with cloudy periods. Chance of a thunderstorm. Windy at times. |
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| Thursday, June 19th, 2025 |
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Overnight |
Temperature: 73°F |
| Clear with cloudy periods. Chance of a thunderstorm. |
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Morning |
Temperature: 91°F |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 96°F |
| Sunny. Chance of a thunderstorm. Windy. |
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Evening |
Temperature: 79°F |
| Clear. Chance of a thunderstorm. Windy at times. |
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| Friday, June 20th, 2025 |
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Overnight |
Temperature: 74°F |
| Clear with cloudy periods. Chance of a thunderstorm. |
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Morning |
Temperature: 91°F |
| Sunny with cloudy periods. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 96°F |
| Sunny. Chance of a thunderstorm. Windy. |
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Evening |
Temperature: 79°F |
| Clear. Chance of a thunderstorm. Windy at times. |
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| Saturday, June 21st, 2025 |
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Overnight |
Temperature: 73°F |
| Clear with cloudy periods. Chance of a thunderstorm. |
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Morning |
Temperature: 90°F |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 96°F |
| Sunny. Slight chance of a thunderstorm. Windy. |
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Evening |
Temperature: 78°F |
| Clear. Chance of a thunderstorm. Windy at times. |
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| Sunday, June 22nd, 2025 |
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Overnight |
Temperature: 72°F |
| Mostly clear. Chance of a thunderstorm. |
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Morning |
Temperature: 91°F |
| Sunny with cloudy periods. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 95°F |
| Sunny with cloudy periods. Chance of a thunderstorm. Windy. |
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Evening |
Temperature: 78°F |
| Clear. Chance of a thunderstorm. Windy at times. |
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| Monday, June 23rd, 2025 |
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Overnight |
Temperature: 72°F |
| Mostly clear. Chance of a thunderstorm. |
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Morning |
Temperature: 91°F |
| Sunny with cloudy periods. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 95°F |
| Sunny with cloudy periods. Chance of a thunderstorm. Windy. |
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Evening |
Temperature: 78°F |
| Clear. Chance of a thunderstorm. Windy at times. |
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| Tuesday, June 24th, 2025 |
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Overnight |
Temperature: 72°F |
| Clear. Chance of a thunderstorm. |
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Morning |
Temperature: 90°F |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 96°F |
| Sunny with cloudy periods. Slight chance of a thunderstorm. Windy. |
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Evening |
Temperature: 78°F |
| Clear. Chance of a thunderstorm. Windy at times. |
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| Wednesday, June 25th, 2025 |
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Overnight |
Temperature: 71°F |
| Clear. Chance of a thunderstorm. |
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Morning |
Temperature: 90°F |
| Cloudy. Chance of a thunderstorm. |
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Afternoon |
Temperature: 97°F |
| Sunny with cloudy periods. Windy. |
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Evening |
Temperature: 78°F |
| Cloudy. |
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| Thursday, June 26th, 2025 |
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Overnight |
Temperature: 73°F |
| Cloudy. |
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Morning |
Temperature: 90°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 96°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 79°F |
| Cloudy. Windy at times. |
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