No
you don't need a jacket based on the weather in San Marcos, TX, USA 1 second ago
74°F23°C & Clear
Wind is 2 mph4 km/h from the Southeast, gusting to 4 mph7 km/h
| September 12 | ||||
| 5am | 74°F23°C | 3 mph4 km/h Southeast | Clear | |
| 6am | 72°F22°C | 2 mph4 km/h East | Clear | |
| 7am | 72°F22°C | 2 mph3 km/h Northeast | Clear | |
| 8am | 71°F22°C | 2 mph4 km/h Northeast | Clear | |
| 9am | 73°F23°C | 2 mph4 km/h Northeast | Mostly Clear | |
| 10am | 77°F25°C | 3 mph5 km/h East | Mostly Clear | |
| 11am | 81°F27°C | 5 mph8 km/h Southeast | Mostly Clear | |
| 12pm | 84°F29°C | 7 mph11 km/h Southeast | Mostly Clear | |
| 1pm | 87°F31°C | 8 mph13 km/h Southeast | Mostly Clear | |
| 2pm | 90°F32°C | 9 mph14 km/h Southeast | Mostly Clear | |
| 3pm | 91°F33°C | 9 mph14 km/h Southeast | Mostly Clear | |
| 4pm | 92°F33°C | 9 mph15 km/h Southeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 12 | 71°F22°C | 93°F34°C | 7 mph12 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 13 | 70°F21°C | 92°F33°C | 8 mph12 km/h from Southeast | Mostly Clear | Partly Cloudy |
| September 14 | 70°F21°C | 90°F32°C | 7 mph12 km/h from South | Partly Cloudy | Mostly Clear |
| September 15 | 69°F21°C | 89°F32°C | 6 mph10 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 16 | 67°F19°C | 89°F32°C | 7 mph11 km/h from East | Partly Cloudy | Partly Cloudy |
| September 17 | 68°F20°C | 90°F32°C | 6 mph10 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 18 | 68°F20°C | 89°F32°C | 5 mph8 km/h from Southeast | Mostly Clear | Clear |
No
Low of 70°F21°C, High of 91°F33°CWind: 8 mph12 km/h
Precipitation: None