No
you don't need a jacket based on the weather in Chester Springs, PA 19425, USA 1 second ago
60°F16°C & Cloudy
Wind is 9 mph14 km/h from the Northeast, gusting to 17 mph28 km/h
| September 10 | ||||
| 8am | 60°F16°C | 9 mph14 km/h Northeast | Cloudy | |
| 9am | 60°F16°C | 8 mph13 km/h Northeast | Cloudy | |
| 10am | 61°F16°C | 9 mph14 km/h Northeast | Cloudy | |
| 11am | 62°F17°C | 10 mph16 km/h Northeast | Cloudy | |
| 12pm | 65°F18°C | 9 mph15 km/h Northeast | Mostly Cloudy | |
| 1pm | 66°F19°C | 9 mph14 km/h Northeast | Cloudy | |
| 2pm | 68°F20°C | 8 mph13 km/h Northeast | Cloudy | |
| 3pm | 70°F21°C | 7 mph12 km/h Northeast | Cloudy | |
| 4pm | 70°F21°C | 7 mph11 km/h Northeast | Mostly Cloudy | |
| 5pm | 71°F22°C | 6 mph10 km/h Northeast | Mostly Cloudy | |
| 6pm | 70°F21°C | 6 mph9 km/h Northeast | Mostly Cloudy | |
| 7pm | 69°F20°C | 4 mph6 km/h Northeast | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 10 | 59°F15°C | 71°F22°C | 8 mph13 km/h from Northeast | Cloudy | Partly Cloudy |
| September 11 | 58°F14°C | 78°F26°C | 5 mph8 km/h from North | Mostly Clear | Mostly Clear |
| September 12 | 57°F14°C | 77°F25°C | 4 mph7 km/h from Northeast | Mostly Clear | Partly Cloudy |
| September 13 | 58°F14°C | 78°F26°C | 3 mph5 km/h from Southwest | Partly Cloudy | Mostly Clear |
| September 14 | 59°F15°C | 78°F25°C | 5 mph8 km/h from Southwest | Drizzle | Drizzle |
| September 15 | 58°F14°C | 74°F23°C | 7 mph11 km/h from North | Thunderstorms | Mostly Clear |
| September 16 | 56°F14°C | 74°F24°C | 6 mph10 km/h from North | Mostly Clear | Clear |
Yes
Low of 58°F15°C, High of 78°F26°CWind: 5 mph8 km/h
Precipitation: None