No
you don't need a jacket based on the weather in St. Louis, MO, USA 1 minute ago
77°F25°C & Clear
Wind is 6 mph10 km/h from the North, gusting to 11 mph17 km/h
| August 26 | ||||
| 6pm | 76°F25°C | 7 mph11 km/h North | Clear | |
| 7pm | 75°F24°C | 6 mph10 km/h North | Clear | |
| 8pm | 72°F22°C | 5 mph8 km/h North | Clear | |
| 9pm | 68°F20°C | 4 mph6 km/h North | Clear | |
| 10pm | 65°F18°C | 3 mph6 km/h Northeast | Clear | |
| 11pm | 63°F17°C | 3 mph5 km/h North | Clear | |
| August 27 | ||||
| 12am | 61°F16°C | 3 mph5 km/h Northeast | Clear | |
| 1am | 59°F15°C | 2 mph4 km/h East | Clear | |
| 2am | 58°F14°C | 2 mph3 km/h East | Clear | |
| 3am | 57°F14°C | 1 mph2 km/h Southeast | Clear | |
| 4am | 55°F13°C | 1 mph2 km/h Southeast | Mostly Clear | |
| 5am | 54°F12°C | 1 mph2 km/h Southeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 26 | 53°F12°C | 77°F25°C | 4 mph7 km/h from North | Clear | Clear |
| August 27 | 53°F12°C | 78°F25°C | 4 mph6 km/h from South | Partly Cloudy | Mostly Cloudy |
| August 28 | 58°F14°C | 80°F27°C | 5 mph8 km/h from South | Mostly Cloudy | Mostly Clear |
| August 29 | 59°F15°C | 80°F26°C | 6 mph10 km/h from Northeast | Partly Cloudy | Mostly Clear |
| August 30 | 57°F14°C | 77°F25°C | 7 mph11 km/h from Northeast | Mostly Clear | Partly Cloudy |
| August 31 | 57°F14°C | 77°F25°C | 6 mph10 km/h from Northeast | Partly Cloudy | Mostly Clear |
| September 1 | 56°F14°C | 79°F26°C | 4 mph7 km/h from East | Mostly Clear | Clear |
Yes
Low of 53°F12°C, High of 78°F26°CWind: 4 mph6 km/h
Precipitation: None