No
you don't need a jacket based on the weather in Chesterfield, MO 63017, USA 1 second ago
75°F24°C & Mostly Clear
Wind is 2 mph4 km/h from the South, gusting to 5 mph8 km/h
| August 13 | ||||
| 12am | 75°F24°C | 3 mph5 km/h South | Mostly Clear | |
| 1am | 74°F23°C | 3 mph5 km/h South | Mostly Clear | |
| 2am | 73°F23°C | 2 mph3 km/h Southwest | Mostly Clear | |
| 3am | 73°F23°C | 2 mph3 km/h West | Mostly Clear | |
| 4am | 72°F22°C | 3 mph4 km/h West | Clear | |
| 5am | 72°F22°C | 3 mph4 km/h West | Clear | |
| 6am | 71°F22°C | 3 mph4 km/h West | Clear | |
| 7am | 71°F22°C | 3 mph5 km/h West | Mostly Clear | |
| 8am | 72°F22°C | 3 mph5 km/h West | Mostly Clear | |
| 9am | 74°F24°C | 3 mph5 km/h Northwest | Mostly Clear | |
| 10am | 77°F25°C | 4 mph6 km/h North | Mostly Clear | |
| 11am | 79°F26°C | 4 mph6 km/h North | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 12 | 74°F23°C | 89°F32°C | 2 mph4 km/h from Southwest | Partly Cloudy | Thunderstorms |
| August 13 | 71°F22°C | 87°F30°C | 4 mph7 km/h from North | Mostly Clear | Mostly Clear |
| August 14 | 70°F21°C | 87°F31°C | 3 mph5 km/h from Northeast | Mostly Clear | Mostly Clear |
| August 15 | 72°F22°C | 92°F33°C | 4 mph7 km/h from Southeast | Mostly Clear | Mostly Clear |
| August 16 | 75°F24°C | 92°F33°C | 4 mph6 km/h from South | Mostly Clear | Mostly Clear |
| August 17 | 76°F24°C | 92°F34°C | 3 mph5 km/h from South | Mostly Clear | Mostly Clear |
| August 18 | 76°F24°C | 91°F33°C | 4 mph6 km/h from Southeast | Mostly Clear | Mostly Clear |
No
Low of 72°F22°C, High of 87°F31°CWind: 4 mph7 km/h
Precipitation: 32% rain