Currently: 64 °F. Sunny. (Weather station: San Marcos Municipal Airport, USA). See more current weather
Past Weather in San Marcos — Graph
San Marcos Temperature Yesterday
Maximum temperature yesterday: 79 °F (at 1:56 pm)
Minimum temperature yesterday: 52 °F (at 10:56 pm)
Average temperature yesterday: 65 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 85 °F (Nov 2, 1:56 pm) | 100% (Oct 30, 5:37 pm) | 30.25 "Hg (Oct 30, 5:37 pm) |
| Low | 49 °F (Nov 13, 4:56 am) | 31% (Nov 12, 2:56 pm) | 29.81 "Hg (Nov 2, 4:56 pm) |
| Average | 67 °F | 83% | 30.06 "Hg |
| * Reported Oct 29 9:03 am — Nov 13 8:56 am, San Marcos. Weather by CustomWeather, © 2026 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
San Marcos Weather History for the Previous 24 Hours
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 8:56 am Fri, Nov 13 |
|
64 °F | Sunny. | 6 mph | ↑ | 65% | 30.06 "Hg | 10 mi |
| 7:56 am |
|
55 °F | Sunny. | 3 mph | ↑ | 80% | 30.04 "Hg | 10 mi |
| 6:56 am |
|
49 °F | Sunny. | 3 mph | ↑ | 90% | 30.03 "Hg | 10 mi |
| 5:56 am |
|
50 °F | Clear. | 6 mph | ↑ | 86% | 30.02 "Hg | 10 mi |
| 4:56 am |
|
49 °F | Clear. | 7 mph | ↑ | 90% | 30.01 "Hg | 10 mi |
| 3:56 am |
|
50 °F | Clear. | 6 mph | ↑ | 86% | 30.01 "Hg | 10 mi |
| 11:56 pm Thu, Nov 12 |
|
52 °F | Clear. | 6 mph | ↑ | 89% | 30.04 "Hg | 10 mi |
| 10:56 pm |
|
52 °F | Clear. | 5 mph | ↑ | 89% | 30.05 "Hg | 10 mi |
| 9:56 pm |
|
54 °F | Clear. | 7 mph | ↑ | 86% | 30.05 "Hg | 10 mi |
| 8:56 pm |
|
57 °F | Clear. | 6 mph | ↑ | 81% | 30.04 "Hg | 10 mi |
| 7:56 pm |
|
60 °F | Clear. | 5 mph | ↑ | 72% | 30.04 "Hg | 10 mi |
| 6:56 pm |
|
62 °F | Clear. | 6 mph | ↑ | 67% | 30.04 "Hg | 10 mi |
| 5:56 pm |
|
68 °F | Clear. | No wind | ↑ | 53% | 30.03 "Hg | 10 mi |
| 4:56 pm |
|
74 °F | Sunny. | 5 mph | ↑ | 40% | 30.01 "Hg | 10 mi |
| 3:56 pm |
|
77 °F | Sunny. | 6 mph | ↑ | 32% | 30.02 "Hg | 10 mi |
| 2:56 pm |
|
78 °F | Sunny. | 7 mph | ↑ | 31% | 30.02 "Hg | 10 mi |
| 1:56 pm |
|
79 °F | Sunny. | 6 mph | ↑ | 32% | 30.04 "Hg | 10 mi |
| 12:56 pm |
|
78 °F | Sunny. | No wind | ↑ | 33% | 30.07 "Hg | 10 mi |
| 11:56 am |
|
75 °F | Sunny. | 8 mph | ↑ | 37% | 30.11 "Hg | 10 mi |
| 10:56 am |
|
73 °F | Sunny. | 7 mph | ↑ | 41% | 30.14 "Hg | 10 mi |
| 9:56 am |
|
70 °F | Sunny. | 9 mph | ↑ | 53% | 30.14 "Hg | 10 mi |
| Weather by CustomWeather, © 2026 | ||||||||