Yes
you do need a jacket based on the weather in Johnstown, PA, USA 1 second ago
Why? Because it's pretty chilly.
54°F12°C & Mostly Cloudy
Wind is 6 mph9 km/h from the NW, gusting to 13 mph21 km/h
| April 19 | ||||
| 11pm | 53°F12°C | 5 mph9 km/h NW | Mostly Cloudy | |
| April 20 | ||||
| 12am | 51°F11°C | 4 mph7 km/h NW | Partly Cloudy | |
| 1am | 50°F10°C | 4 mph6 km/h NW | Partly Cloudy | |
| 2am | 48°F9°C | 5 mph8 km/h W | Mostly Cloudy | |
| 3am | 46°F8°C | 6 mph10 km/h NW | Partly Cloudy | |
| 4am | 44°F7°C | 6 mph9 km/h NW | Partly Cloudy | |
| 5am | 43°F6°C | 5 mph7 km/h NW | Partly Cloudy | |
| 6am | 42°F6°C | 4 mph7 km/h W | Partly Cloudy | |
| 7am | 41°F5°C | 4 mph6 km/h W | Clear | |
| 8am | 44°F6°C | 4 mph7 km/h W | Clear | |
| 9am | 47°F8°C | 7 mph12 km/h W | Clear | |
| 10am | 50°F10°C | 10 mph17 km/h W | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 19 | 46°F8°C | 66°F19°C | 5 mph8 km/h from S | Cloudy | Mostly Cloudy |
| April 20 | 36°F2°C | 56°F13°C | 13 mph21 km/h from W | Mostly Clear | Partly Cloudy |
| April 21 | 32°F-0°C | 49°F9°C | 9 mph14 km/h from W | Mostly Cloudy | Mostly Clear |
| April 22 | 33°F1°C | 56°F13°C | 7 mph11 km/h from NW | Mostly Clear | Partly Cloudy |
| April 23 | 36°F2°C | 65°F18°C | 9 mph15 km/h from SW | Mostly Cloudy | Rain |
| April 24 | 38°F3°C | 52°F11°C | 12 mph20 km/h from NW | Rain | Partly Cloudy |
| April 25 | 28°F-2°C | 51°F11°C | 9 mph15 km/h from NW | Mostly Cloudy | Mostly Clear |
Yes
Low of 37°F3°C, High of 55°F13°CWind: 13 mph21 km/h
Precipitation: None