Yes
you do need a jacket based on the weather in Lancaster, PA, USA 1 second ago
Why? Because there's a thunderstorm or two nearby and it's so windy, you’re practically horizontal just trying to walk!
76°F25°C & Isolated Thunderstorms
Wind is 15 mph24 km/h from the Southwest, gusting to 29 mph46 km/h
| June 28 | ||||
| 10pm | 76°F24°C | 2 mph4 km/h Southwest | Mostly Cloudy | |
| 11pm | 75°F24°C | 3 mph4 km/h West | Mostly Cloudy | |
| June 29 | ||||
| 12am | 74°F23°C | 3 mph4 km/h West | Mostly Cloudy | |
| 1am | 73°F23°C | 3 mph5 km/h South | Mostly Cloudy | |
| 2am | 72°F22°C | 3 mph4 km/h Southwest | Mostly Clear | |
| 3am | 72°F22°C | 3 mph4 km/h Northwest | Partly Cloudy | |
| 4am | 71°F22°C | 2 mph4 km/h West | Partly Cloudy | |
| 5am | 71°F22°C | 2 mph4 km/h West | Partly Cloudy | |
| 6am | 71°F22°C | 3 mph5 km/h West | Mostly Cloudy | |
| 7am | 73°F23°C | 3 mph5 km/h Northwest | Partly Cloudy | |
| 8am | 76°F24°C | 4 mph6 km/h Northwest | Partly Cloudy | |
| 9am | 78°F26°C | 5 mph7 km/h Northwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 28 | 64°F18°C | 87°F31°C | 2 mph3 km/h from South | Mostly Cloudy | Thunderstorms |
| June 29 | 71°F22°C | 86°F30°C | 5 mph8 km/h from Northwest | Mostly Cloudy | Partly Cloudy |
| June 30 | 69°F20°C | 86°F30°C | 5 mph8 km/h from South | Rain | Thunderstorms |
| July 1 | 74°F23°C | 85°F29°C | 9 mph14 km/h from Southwest | Rain | Drizzle |
| July 2 | 70°F21°C | 85°F29°C | 7 mph11 km/h from Northwest | Mostly Clear | Mostly Clear |
| July 3 | 67°F19°C | 86°F30°C | 7 mph11 km/h from West | Mostly Clear | Clear |
| July 4 | 64°F18°C | 87°F31°C | 5 mph9 km/h from Northwest | Mostly Clear | Mostly Clear |
No
Low of 71°F22°C, High of 86°F30°CWind: 5 mph8 km/h
Precipitation: None