Yes

you do need a jacket based on the weather in Pittsburgh International Airport (PIT), 1000 Airport Blvd, Pittsburgh, PA 15231, USA 1 second ago

Why? Because it's quite chilly!
38°F4°C & Mostly Clear

Wind is 5 mph8 km/h from the East, gusting to 11 mph17 km/h
October 29
8am38°F3°C5 mph8 km/h EastMostly Clear
9am37°F3°C6 mph9 km/h EastMostly Clear
10am37°F3°C6 mph9 km/h EastMostly Clear
11am36°F2°C5 mph8 km/h EastMostly Clear
12pm36°F2°C6 mph9 km/h EastMostly Cloudy
1pm40°F4°C7 mph11 km/h EastCloudy
2pm44°F7°C8 mph12 km/h EastMostly Cloudy
3pm48°F9°C8 mph14 km/h EastMostly Cloudy
4pm51°F10°C9 mph15 km/h EastMostly Cloudy
5pm53°F12°C10 mph15 km/h EastCloudy
6pm54°F12°C10 mph16 km/h EastCloudy
7pm54°F12°C9 mph15 km/h EastCloudy
DateLowHighWindDayNight
October 2936°F2°C54°F12°C8 mph13 km/h from EastDrizzleRain
October 3044°F7°C53°F12°C8 mph12 km/h from NortheastRainRain
October 3140°F5°C51°F10°C14 mph22 km/h from WestPartly CloudyPartly Cloudy
November 138°F3°C52°F11°C8 mph13 km/h from WestPartly CloudyMostly Cloudy
November 237°F3°C50°F10°C5 mph8 km/h from WestMostly CloudyPartly Cloudy
November 337°F3°C52°F11°C9 mph15 km/h from SouthwestMostly CloudyMostly Clear
November 438°F3°C56°F13°C8 mph14 km/h from WestClearMostly Clear

Yes

Low of 45°F7°C, High of 53°F12°C
Wind: 8 mph12 km/h
Precipitation: 91% rain

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