No
you don't need a jacket based on the weather in Round Rock, TX, USA 1 second ago
83°F28°C & Clear
Wind is 3 mph5 km/h from the South, gusting to 7 mph12 km/h
| September 15 | ||||
| 12pm | 83°F29°C | 3 mph5 km/h South | Clear | |
| 1pm | 86°F30°C | 5 mph8 km/h South | Clear | |
| 2pm | 88°F31°C | 6 mph10 km/h Southeast | Mostly Clear | |
| 3pm | 89°F32°C | 7 mph11 km/h Southeast | Mostly Clear | |
| 4pm | 90°F32°C | 7 mph11 km/h Southeast | Mostly Clear | |
| 5pm | 88°F31°C | 7 mph11 km/h Southeast | Mostly Cloudy | |
| 6pm | 87°F31°C | 7 mph11 km/h Southeast | Partly Cloudy | |
| 7pm | 87°F31°C | 8 mph12 km/h East | Mostly Clear | |
| 8pm | 86°F30°C | 7 mph11 km/h Southeast | Mostly Clear | |
| 9pm | 83°F28°C | 6 mph10 km/h Southeast | Mostly Clear | |
| 10pm | 81°F27°C | 7 mph11 km/h Southeast | Mostly Clear | |
| 11pm | 79°F26°C | 7 mph11 km/h Southeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 15 | 71°F21°C | 90°F32°C | 5 mph8 km/h from Southeast | Mostly Clear | Clear |
| September 16 | 70°F21°C | 90°F32°C | 5 mph8 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 17 | 71°F21°C | 90°F32°C | 6 mph9 km/h from Southeast | Mostly Clear | Partly Cloudy |
| September 18 | 71°F22°C | 90°F32°C | 7 mph12 km/h from Southeast | Mostly Clear | Partly Cloudy |
| September 19 | 71°F21°C | 90°F32°C | 5 mph8 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 20 | 72°F22°C | 90°F32°C | 5 mph9 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 21 | 71°F22°C | 88°F31°C | 8 mph13 km/h from South | Mostly Clear | Mostly Clear |
No
Low of 70°F21°C, High of 90°F32°CWind: 5 mph8 km/h
Precipitation: None