No
you don't need a jacket based on the weather in Pittsburgh, PA, USA 5 minutes ago
81°F27°C & Clear
Wind is 3 mph5 km/h from the Northeast, gusting to 7 mph11 km/h
| September 17 | ||||
| 6pm | 80°F27°C | 3 mph5 km/h Northeast | Clear | |
| 7pm | 77°F25°C | 3 mph5 km/h East | Clear | |
| 8pm | 74°F23°C | 4 mph7 km/h East | Clear | |
| 9pm | 71°F22°C | 4 mph6 km/h Southeast | Clear | |
| 10pm | 69°F21°C | 3 mph4 km/h South | Clear | |
| 11pm | 68°F20°C | 2 mph4 km/h West | Clear | |
| September 18 | ||||
| 12am | 66°F19°C | 2 mph3 km/h Southwest | Clear | |
| 1am | 65°F18°C | 3 mph4 km/h West | Clear | |
| 2am | 64°F18°C | 2 mph3 km/h West | Clear | |
| 3am | 62°F17°C | 1 mph2 km/h Southwest | Clear | |
| 4am | 61°F16°C | 2 mph3 km/h South | Clear | |
| 5am | 60°F15°C | 2 mph3 km/h South | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 60°F16°C | 82°F28°C | 3 mph5 km/h from Northeast | Mostly Clear | Clear |
| September 18 | 58°F15°C | 83°F28°C | 3 mph4 km/h from West | Clear | Clear |
| September 19 | 57°F14°C | 83°F28°C | 3 mph5 km/h from North | Mostly Clear | Mostly Clear |
| September 20 | 60°F16°C | 82°F28°C | 4 mph7 km/h from East | Partly Cloudy | Partly Cloudy |
| September 21 | 62°F17°C | 83°F29°C | 6 mph10 km/h from Southeast | Mostly Clear | Partly Cloudy |
| September 22 | 63°F17°C | 83°F28°C | 6 mph10 km/h from South | Mostly Cloudy | Rain |
| September 23 | 65°F18°C | 79°F26°C | 5 mph9 km/h from Southwest | Drizzle | Rain |
Yes
Low of 58°F15°C, High of 83°F29°CWind: 3 mph4 km/h
Precipitation: None