Currently: 59 °F. Cloudy. (Weather station: San Marcos Municipal Airport, USA). See more current weatherHour-by-hour Forecast in San Marcos — Graph
Detailed Hourly Forecast — Next 24 hours
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| Conditions | Comfort | Precipitation | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Feels Like | Wind | Humidity | Chance | Amount | ||
| 10:00 am Wed, Jan 21 | | 61 °F | Overcast. | 61 °F | 5 mph | ↑ | 94% | 5% | 0.00" (snow) 0.00" (rain) |
| 11:00 am | | 64 °F | Overcast. | 64 °F | 5 mph | ↑ | 88% | 6% | 0.00" (snow) 0.00" (rain) |
| 12:00 pm |  | 66 °F | Passing showers. Overcast. | 66 °F | 6 mph | ↑ | 81% | 17% | 0.00" (snow) 0.00" (rain) |
| 1:00 pm | | 69 °F | Passing showers. Cloudy. | 69 °F | 6 mph | ↑ | 72% | 17% | 0.00" (snow) 0.00" (rain) |
| 2:00 pm | | 72 °F | Overcast. | 75 °F | 6 mph | ↑ | 66% | 6% | 0.00" (snow) 0.00" (rain) |
| 3:00 pm | | 73 °F | Overcast. | 76 °F | 6 mph | ↑ | 62% | 3% | 0.00" (snow) 0.00" (rain) |
| 4:00 pm | | 73 °F | Cloudy. | 76 °F | 6 mph | ↑ | 61% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 pm |  | 72 °F | Mostly cloudy. | 76 °F | 5 mph | ↑ | 62% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 pm |  | 69 °F | Partly cloudy. | 69 °F | 5 mph | ↑ | 67% | 2% | 0.00" (snow) 0.00" (rain) |
| 7:00 pm | | 65 °F | Partly cloudy. | 65 °F | 2 mph | ↑ | 74% | 2% | 0.00" (snow) 0.00" (rain) |
| 8:00 pm | | 60 °F | Scattered clouds. | 60 °F | 5 mph | ↑ | 86% | 1% | 0.00" (snow) 0.00" (rain) |
| 9:00 pm | | 60 °F | Scattered clouds. | 60 °F | 9 mph | ↑ | 85% | 1% | 0.00" (snow) 0.00" (rain) |
| 10:00 pm | | 60 °F | Scattered clouds. | 60 °F | 8 mph | ↑ | 84% | 0% | 0.00" (snow) 0.00" (rain) |
| 11:00 pm | | 58 °F | Scattered clouds. | 57 °F | 7 mph | ↑ | 89% | 0% | 0.00" (snow) 0.00" (rain) |
| 12:00 am Thu, Jan 22 | | 58 °F | Partly cloudy. | 58 °F | 6 mph | ↑ | 87% | 0% | 0.00" (snow) 0.00" (rain) |
| 1:00 am | | 58 °F | Partly cloudy. | 57 °F | 6 mph | ↑ | 87% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 am |  | 57 °F | Broken clouds. | 56 °F | 6 mph | ↑ | 89% | 0% | 0.00" (snow) 0.00" (rain) |
| 3:00 am | | 57 °F | Broken clouds. | 56 °F | 6 mph | ↑ | 87% | 0% | 0.00" (snow) 0.00" (rain) |
| 4:00 am | | 56 °F | Mostly cloudy. | 55 °F | 6 mph | ↑ | 89% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 am | | 56 °F | Cloudy. | 55 °F | 5 mph | ↑ | 89% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 am | | 56 °F | Overcast. | 55 °F | 5 mph | ↑ | 90% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 am | | 55 °F | Overcast. | 55 °F | 5 mph | ↑ | 92% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 am | | 56 °F | Cloudy. | 55 °F | 5 mph | ↑ | 92% | 0% | 0.00" (snow) 0.00" (rain) |
| 9:00 am | | 57 °F | Cloudy. | 56 °F | 5 mph | ↑ | 89% | 0% | 0.00" (snow) 0.00" (rain) |
| * Updated Wednesday, January 21, 2026 7:42:42 am San Marcos time - Weather by CustomWeather, © 2026 | |||||||||