No
you don't need a jacket based on the weather in Allentown, PA, USA 2 minutes ago
62°F17°C & Cloudy
Wind is 3 mph5 km/h from the East, gusting to 9 mph15 km/h
| June 15 | ||||
| 10pm | 62°F17°C | 3 mph5 km/h East | Cloudy | |
| 11pm | 61°F16°C | 3 mph5 km/h East | Cloudy | |
| June 16 | ||||
| 12am | 61°F16°C | 2 mph4 km/h East | Drizzle | |
| 1am | 61°F16°C | 2 mph4 km/h Northeast | Cloudy | |
| 2am | 61°F16°C | 3 mph5 km/h Northeast | Cloudy | |
| 3am | 60°F16°C | 3 mph6 km/h Northeast | Cloudy | |
| 4am | 60°F16°C | 4 mph6 km/h Northeast | Cloudy | |
| 5am | 60°F16°C | 4 mph6 km/h Northeast | Cloudy | |
| 6am | 60°F16°C | 4 mph7 km/h Northeast | Cloudy | |
| 7am | 61°F16°C | 5 mph7 km/h Northeast | Cloudy | |
| 8am | 61°F16°C | 5 mph8 km/h Northeast | Cloudy | |
| 9am | 62°F17°C | 6 mph9 km/h East | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 15 | 58°F15°C | 63°F17°C | 3 mph4 km/h from East | Drizzle | Drizzle |
| June 16 | 60°F16°C | 70°F21°C | 6 mph9 km/h from East | Drizzle | Cloudy |
| June 17 | 63°F17°C | 74°F24°C | 5 mph7 km/h from Southeast | Drizzle | Rain |
| June 18 | 68°F20°C | 84°F29°C | 5 mph8 km/h from West | Drizzle | Mostly Clear |
| June 19 | 68°F20°C | 85°F29°C | 11 mph18 km/h from West | Rain | Mostly Clear |
| June 20 | 62°F17°C | 82°F28°C | 8 mph13 km/h from West | Mostly Clear | Mostly Clear |
| June 21 | 65°F18°C | 85°F29°C | 4 mph6 km/h from Southwest | Mostly Clear | Mostly Cloudy |
No
Low of 60°F16°C, High of 70°F21°CWind: 6 mph9 km/h
Precipitation: 40% rain