Yes
you do need a jacket based on the weather in St. Louis, MO, USA 1 second ago
Why? Because it's quite chilly.
43°F6°C & Cloudy
Wind is 1 mph2 km/h from the E, gusting to 3 mph5 km/h
| December 2 | ||||
| 1pm | 44°F7°C | 1 mph2 km/h E | Cloudy | |
| 2pm | 45°F7°C | 2 mph3 km/h SE | Cloudy | |
| 3pm | 45°F7°C | 2 mph3 km/h SE | Cloudy | |
| 4pm | 46°F8°C | 2 mph3 km/h SE | Cloudy | |
| 5pm | 46°F8°C | 3 mph5 km/h E | Cloudy | |
| 6pm | 45°F7°C | 3 mph5 km/h SE | Cloudy | |
| 7pm | 45°F7°C | 2 mph3 km/h SE | Cloudy | |
| 8pm | 44°F7°C | 2 mph3 km/h E | Cloudy | |
| 9pm | 43°F6°C | 3 mph5 km/h E | Drizzle | |
| 10pm | 43°F6°C | 4 mph7 km/h E | Rain | |
| 11pm | 42°F6°C | 5 mph9 km/h SE | Rain | |
| December 3 | ||||
| 12am | 42°F6°C | 5 mph8 km/h SE | Drizzle | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 2 | 40°F5°C | 46°F8°C | 2 mph3 km/h from E | Cloudy | Rain |
| December 3 | 41°F5°C | 53°F12°C | 8 mph13 km/h from W | Mostly Clear | Rain |
| December 4 | 38°F3°C | 50°F10°C | 7 mph11 km/h from NW | Mostly Clear | Partly Cloudy |
| December 5 | 37°F3°C | 47°F9°C | 13 mph22 km/h from NW | Partly Cloudy | Mostly Clear |
| December 6 | 32°F-0°C | 47°F9°C | 5 mph8 km/h from S | Mostly Clear | Mostly Clear |
| December 7 | 38°F3°C | 63°F17°C | 10 mph17 km/h from S | Mostly Clear | Partly Cloudy |
| December 8 | 47°F9°C | 60°F16°C | 8 mph12 km/h from W | Mostly Cloudy | Mostly Cloudy |
Yes
Low of 41°F5°C, High of 54°F12°CWind: 8 mph13 km/h
Precipitation: None