No
you don't need a jacket based on the weather in 170 Zynn Rd, Downingtown, PA 19335, USA 1 second ago
60°F16°C & Mostly Clear
Wind is 4 mph6 km/h from the North, gusting to 7 mph12 km/h
| September 15 | ||||
| 8am | 62°F17°C | 4 mph6 km/h North | Mostly Clear | |
| 9am | 67°F20°C | 5 mph8 km/h Northeast | Mostly Clear | |
| 10am | 71°F22°C | 6 mph9 km/h Northeast | Mostly Cloudy | |
| 11am | 75°F24°C | 6 mph9 km/h East | Mostly Cloudy | |
| 12pm | 77°F25°C | 6 mph10 km/h East | Mostly Cloudy | |
| 1pm | 79°F26°C | 7 mph11 km/h East | Mostly Cloudy | |
| 2pm | 80°F27°C | 8 mph13 km/h East | Partly Cloudy | |
| 3pm | 80°F27°C | 8 mph13 km/h East | Cloudy | |
| 4pm | 79°F26°C | 8 mph14 km/h East | Cloudy | |
| 5pm | 78°F26°C | 8 mph14 km/h East | Mostly Cloudy | |
| 6pm | 76°F24°C | 8 mph13 km/h East | Mostly Cloudy | |
| 7pm | 73°F23°C | 6 mph10 km/h East | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 15 | 59°F15°C | 80°F27°C | 7 mph11 km/h from East | Mostly Cloudy | Mostly Cloudy |
| September 16 | 59°F15°C | 73°F23°C | 9 mph15 km/h from Northeast | Mostly Cloudy | Drizzle |
| September 17 | 60°F15°C | 71°F22°C | 8 mph14 km/h from Northeast | Drizzle | Drizzle |
| September 18 | 61°F16°C | 78°F26°C | 4 mph7 km/h from Northwest | Thunderstorms | Mostly Clear |
| September 19 | 60°F16°C | 81°F27°C | 5 mph9 km/h from Northwest | Mostly Clear | Clear |
| September 20 | 59°F15°C | 74°F23°C | 7 mph11 km/h from East | Mostly Clear | Partly Cloudy |
| September 21 | 56°F13°C | 74°F23°C | 5 mph9 km/h from Southeast | Partly Cloudy | Mostly Clear |
No
Low of 59°F15°C, High of 73°F23°CWind: 9 mph15 km/h
Precipitation: 24% rain