Currently: 47 °F. Clear. (Weather station: San Marcos Municipal Airport, USA). See more current weatherSan Marcos Extended Forecast with high and low temperatures
2 Week Extended Forecast in San Marcos, Texas, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Sat Dec 6 |  | 75 / 42 °F | Morning clouds. | 77 °F | 11 mph | ↑ | 42% | 0% | 0.00" | 3 (Moderate) | 7:13 am | 5:31 pm |
| Sun Dec 7 |  | 74 / 49 °F | Sunny. | 77 °F | 18 mph | ↑ | 35% | 0% | 0.00" | 3 (Moderate) | 7:14 am | 5:32 pm |
| Mon Dec 8 | | 63 / 36 °F | Sunny. | 62 °F | 8 mph | ↑ | 34% | 0% | 0.00" | 3 (Moderate) | 7:15 am | 5:32 pm |
| Tue Dec 9 | | 67 / 34 °F | Sunny. | 66 °F | 12 mph | ↑ | 39% | 0% | 0.00" | 3 (Moderate) | 7:16 am | 5:32 pm |
| Wed Dec 10 | | 80 / 45 °F | Breaks of sun late. | 79 °F | 15 mph | ↑ | 35% | 0% | 0.00" | 3 (Moderate) | 7:16 am | 5:32 pm |
| Thu Dec 11 |  | 82 / 49 °F | Overcast. | 78 °F | 9 mph | ↑ | 33% | 0% | 0.00" | 0 (Low) | 7:17 am | 5:32 pm |
| Fri Dec 12 | | 58 / 37 °F | Sunny. | 53 °F | 17 mph | ↑ | 27% | 0% | 0.00" | 3 (Moderate) | 7:18 am | 5:33 pm |
| Sat Dec 13 | | 59 / 29 °F | Morning clouds. | 58 °F | 8 mph | ↑ | 28% | 3% | 0.00" | 3 (Moderate) | 7:18 am | 5:33 pm |
| Sun Dec 14 |  | 59 / 39 °F | Sprinkles late. Afternoon clouds. | 57 °F | 11 mph | ↑ | 67% | 49% | 0.01" | 0 (Low) | 7:19 am | 5:33 pm |
| Mon Dec 15 |  | 66 / 46 °F | Passing showers. Overcast. | 66 °F | 10 mph | ↑ | 76% | 48% | 0.09" | 0 (Low) | 7:19 am | 5:34 pm |
| Tue Dec 16 |  | 68 / 49 °F | Isolated tstorms. Overcast. | 68 °F | 23 mph | ↑ | 77% | 73% | 0.37" | 0 (Low) | 7:20 am | 5:34 pm |
| Wed Dec 17 | | 60 / 47 °F | Light rain. Overcast. | 49 °F | 8 mph | ↑ | 89% | 61% | 0.27" | 0 (Low) | 7:21 am | 5:34 pm |
| Thu Dec 18 | | 59 / 45 °F | Rain showers. Overcast. | 50 °F | 9 mph | ↑ | 97% | 73% | 0.35" | 0 (Low) | 7:21 am | 5:35 pm |
| Fri Dec 19 | | 59 / 45 °F | Overcast. | 49 °F | 12 mph | ↑ | 68% | 6% | 0.00" | 0 (Low) | 7:22 am | 5:35 pm |
| Sat Dec 20 | | 60 / 45 °F | Cloudy. | 50 °F | 19 mph | ↑ | 51% | 5% | 0.00" | 0 (Low) | 7:22 am | 5:36 pm |
| * Updated Saturday, December 6, 2025 3:24:07 am San Marcos time - Weather by CustomWeather, © 2025 | ||||||||||||