San Marcos, TX Hourly Weather
Hour-by-Hour Forecast
Today's Weather Breakdown
Currently 55°F and rain, partially cloudy. Today in San Marcos, TX: high of 69°F, low of 56°F with partially cloudy. Dry conditions expected throughout the day.
| Currently | 55°F · Rain, Partially cloudy |
| Today's High | 69°F |
| Today's Low | 56°F |
| Rain Chance | 15% |
Hour-by-Hour Temperature & Rain Probability
In San Marcos, TX today, temperatures start near 56°F in the early morning and climb toward a high of 69°F in the afternoon. No significant rain is expected — good conditions for outdoor plans throughout the day.
Reading the Hourly Weather Forecast
The hour-by-hour table shows temperature, feels-like temperature, precipitation probability, wind speed, humidity, and UV index for each hour of the day in San Marcos. Rain probability above 40% for a given hour indicates a meaningful chance of precipitation during that window. UV index above 6 means sun protection is recommended for extended time outdoors.
Hourly forecasts are updated from live weather station data. For the full multi-day picture, see the San Marcos 10-day forecast or check tomorrow's rain forecast for precipitation timing.
Hour-by-Hour Forecast for San Marcos, TX
| Time | Temp | Feels Like | Rain | Conditions |
|---|---|---|---|---|
| 12:00 AM | 61°F | 61°F | 0% | Overcast |
| 1:00 AM | 60°F | 60°F | 0% | Overcast |
| 2:00 AM | 60°F | 60°F | 0% | Partially cloudy |
| 3:00 AM | 60°F | 60°F | 0% | Clear |
| 4:00 AM | 58°F | 58°F | 0% | Clear |
| 5:00 AM | 57°F | 57°F | 0% | Clear |
| 6:00 AM | 56°F | 56°F | 0% | Clear |
| 7:00 AM | 57°F | 57°F | 0% | Clear |
| 8:00 AM | 56°F | 56°F | 0% | Partially cloudy |
| 9:00 AM | 56°F | 56°F | 0% | Overcast |
| 10:00 AM | 58°F | 58°F | 12% | Partially cloudy |
| 11:00 AM | 61°F | 61°F | 12% | Partially cloudy |
| 12:00 PM | 63°F | 63°F | 12% | Partially cloudy |
| 1:00 PM | 65°F | 65°F | 12% | Partially cloudy |
| 2:00 PM | 66°F | 66°F | 12% | Partially cloudy |
| 3:00 PM | 67°F | 67°F | 12% | Partially cloudy |
| 4:00 PM | 67°F | 67°F | 15% | Overcast |
| 5:00 PM | 69°F | 69°F | 15% | Overcast |
| 6:00 PM | 68°F | 68°F | 15% | Overcast |
| 7:00 PM | 66°F | 66°F | 15% | Overcast |
| 8:00 PM | 64°F | 64°F | 15% | Overcast |
| 9:00 PM | 61°F | 61°F | 15% | Partially cloudy |
| 10:00 PM | 60°F | 60°F | 13% | Partially cloudy |
| 11:00 PM | 59°F | 59°F | 13% | Partially cloudy |
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