Yes
you do need a jacket based on the weather in St. Louis, MO, USA 1 second ago
Why? Because it's pretty chilly!
57°F14°C & Clear
Wind is 1 mph2 km/h from the Northwest, gusting to 3 mph5 km/h
| September 26 | ||||
| 6am | 57°F14°C | 1 mph2 km/h Northwest | Mostly Clear | |
| 7am | 56°F13°C | 2 mph3 km/h West | Mostly Clear | |
| 8am | 55°F13°C | 1 mph2 km/h West | Mostly Clear | |
| 9am | 58°F14°C | 2 mph3 km/h West | Mostly Clear | |
| 10am | 62°F17°C | 2 mph3 km/h Northwest | Mostly Clear | |
| 11am | 67°F19°C | 2 mph4 km/h Northwest | Mostly Clear | |
| 12pm | 71°F22°C | 3 mph4 km/h Northwest | Clear | |
| 1pm | 75°F24°C | 3 mph5 km/h Northwest | Clear | |
| 2pm | 77°F25°C | 2 mph4 km/h Northwest | Clear | |
| 3pm | 78°F26°C | 2 mph3 km/h Northwest | Clear | |
| 4pm | 79°F26°C | 1 mph2 km/h Northwest | Clear | |
| 5pm | 79°F26°C | 1 mph2 km/h Northeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 26 | 55°F13°C | 79°F26°C | 2 mph3 km/h from Northwest | Clear | Clear |
| September 27 | 57°F14°C | 81°F27°C | 1 mph2 km/h from Southwest | Clear | Clear |
| September 28 | 58°F14°C | 83°F29°C | 3 mph4 km/h from Southeast | Clear | Clear |
| September 29 | 60°F16°C | 84°F29°C | 5 mph7 km/h from East | Clear | Mostly Clear |
| September 30 | 60°F16°C | 81°F27°C | 6 mph9 km/h from Northeast | Mostly Cloudy | Mostly Cloudy |
| October 1 | 61°F16°C | 81°F27°C | 6 mph9 km/h from Northeast | Partly Cloudy | Partly Cloudy |
| October 2 | 60°F15°C | 80°F27°C | 6 mph9 km/h from East | Mostly Clear | Mostly Clear |
Yes
Low of 57°F14°C, High of 81°F27°CWind: 1 mph2 km/h
Precipitation: None