Yes
you do need a jacket based on the weather in Downingtown, PA 19335, USA 1 second ago
Why? Because it's so gusty, you’re basically doing accidental parkour!
68°F20°C & Mostly Cloudy
Wind is 11 mph18 km/h from the Northwest, gusting to 25 mph40 km/h
| May 18 | ||||
| 8pm | 66°F19°C | 10 mph17 km/h Northwest | Clear | |
| 9pm | 64°F18°C | 10 mph16 km/h Northwest | Clear | |
| 10pm | 63°F17°C | 12 mph19 km/h Northwest | Partly Cloudy | |
| 11pm | 61°F16°C | 12 mph19 km/h Northwest | Mostly Clear | |
| May 19 | ||||
| 12am | 60°F16°C | 12 mph19 km/h Northwest | Mostly Clear | |
| 1am | 59°F15°C | 12 mph19 km/h Northwest | Clear | |
| 2am | 58°F14°C | 11 mph18 km/h Northwest | Mostly Clear | |
| 3am | 57°F14°C | 10 mph17 km/h Northwest | Clear | |
| 4am | 56°F14°C | 10 mph16 km/h Northwest | Clear | |
| 5am | 56°F13°C | 9 mph14 km/h Northwest | Clear | |
| 6am | 55°F13°C | 8 mph13 km/h Northwest | Clear | |
| 7am | 56°F13°C | 9 mph14 km/h Northwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 18 | 60°F15°C | 73°F23°C | 5 mph9 km/h from Northwest | Mostly Clear | Mostly Clear |
| May 19 | 53°F12°C | 70°F21°C | 12 mph19 km/h from Northwest | Mostly Clear | Clear |
| May 20 | 46°F8°C | 67°F19°C | 7 mph11 km/h from North | Partly Cloudy | Rain |
| May 21 | 50°F10°C | 57°F14°C | 12 mph19 km/h from East | Rain | Rain |
| May 22 | 50°F10°C | 55°F13°C | 7 mph11 km/h from Northeast | Drizzle | Drizzle |
| May 23 | 47°F8°C | 60°F16°C | 7 mph12 km/h from West | Mostly Cloudy | Mostly Clear |
| May 24 | 47°F8°C | 64°F18°C | 11 mph18 km/h from West | Partly Cloudy | Partly Cloudy |
Yes
Low of 54°F12°C, High of 70°F21°CWind: 12 mph19 km/h
Precipitation: None