Yes
you do need a jacket based on the weather in Lancaster County, PA, USA 1 second ago
Why? Because it's not very warm out and it's super windy outside!
55°F13°C & Cloudy
Wind is 14 mph22 km/h from the Southeast, gusting to 27 mph44 km/h
| May 21 | ||||
| 4pm | 55°F13°C | 14 mph22 km/h Southeast | Cloudy | |
| 5pm | 55°F13°C | 13 mph21 km/h Southeast | Cloudy | |
| 6pm | 54°F12°C | 13 mph21 km/h East | Drizzle | |
| 7pm | 54°F12°C | 13 mph21 km/h East | Drizzle | |
| 8pm | 53°F12°C | 12 mph20 km/h East | Drizzle | |
| 9pm | 52°F11°C | 11 mph18 km/h East | Rain | |
| 10pm | 52°F11°C | 9 mph14 km/h East | Rain | |
| 11pm | 51°F11°C | 10 mph17 km/h East | Rain | |
| May 22 | ||||
| 12am | 51°F11°C | 9 mph15 km/h East | Drizzle | |
| 1am | 51°F11°C | 9 mph14 km/h East | Drizzle | |
| 2am | 51°F10°C | 10 mph16 km/h East | Drizzle | |
| 3am | 51°F10°C | 10 mph15 km/h East | Drizzle | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 21 | 51°F11°C | 57°F14°C | 9 mph14 km/h from Southeast | Drizzle | Rain |
| May 22 | 51°F10°C | 57°F14°C | 7 mph11 km/h from East | Rain | Drizzle |
| May 23 | 49°F9°C | 62°F17°C | 13 mph21 km/h from West | Mostly Cloudy | Partly Cloudy |
| May 24 | 46°F8°C | 61°F16°C | 13 mph21 km/h from Northwest | Mostly Cloudy | Mostly Clear |
| May 25 | 46°F8°C | 66°F19°C | 10 mph16 km/h from Northwest | Partly Cloudy | Partly Cloudy |
| May 26 | 49°F9°C | 69°F21°C | 5 mph9 km/h from Northwest | Mostly Cloudy | Cloudy |
| May 27 | 53°F11°C | 67°F19°C | 8 mph13 km/h from Southeast | Rain | Drizzle |
Yes
Low of 51°F11°C, High of 57°F14°CWind: 7 mph11 km/h
Precipitation: 87% rain