Yes
you do need a jacket based on the weather in St Charles, IL 60174, USA 1 second ago
Why? Because a jacket will keep you cozy, but you won't break a seat!
58°F14°C & Clear
Wind is 2 mph4 km/h from the Southeast, gusting to 4 mph7 km/h
| September 18 | ||||
| 8am | 58°F15°C | 3 mph4 km/h Southeast | Mostly Clear | |
| 9am | 62°F17°C | 1 mph2 km/h Southeast | Mostly Clear | |
| 10am | 68°F20°C | 2 mph3 km/h South | Mostly Clear | |
| 11am | 74°F23°C | 3 mph4 km/h South | Mostly Clear | |
| 12pm | 77°F25°C | 3 mph5 km/h South | Mostly Clear | |
| 1pm | 80°F27°C | 3 mph5 km/h Southwest | Mostly Clear | |
| 2pm | 82°F28°C | 3 mph4 km/h Southwest | Mostly Clear | |
| 3pm | 84°F29°C | 2 mph4 km/h South | Mostly Clear | |
| 4pm | 84°F29°C | 2 mph3 km/h Southeast | Clear | |
| 5pm | 85°F29°C | 2 mph4 km/h East | Clear | |
| 6pm | 84°F29°C | 3 mph5 km/h East | Clear | |
| 7pm | 81°F27°C | 5 mph8 km/h East | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 58°F14°C | 85°F29°C | 3 mph4 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 19 | 63°F17°C | 84°F29°C | 6 mph9 km/h from Southeast | Mostly Cloudy | Drizzle |
| September 20 | 64°F18°C | 77°F25°C | 6 mph10 km/h from South | Thunderstorms | Rain |
| September 21 | 62°F17°C | 75°F24°C | 7 mph11 km/h from Southwest | Rain | Rain |
| September 22 | 63°F17°C | 74°F24°C | 6 mph10 km/h from Southwest | Thunderstorms | Drizzle |
| September 23 | 61°F16°C | 76°F24°C | 6 mph10 km/h from Southeast | Rain | Rain |
| September 24 | 62°F17°C | 72°F22°C | 9 mph14 km/h from Northeast | Cloudy | Mostly Cloudy |
No
Low of 63°F17°C, High of 84°F29°CWind: 6 mph9 km/h
Precipitation: None