No

you don't need a jacket based on the weather in 170 Zynn Rd, Downingtown, PA 19335, USA 1 second ago

64°F18°C & Cloudy

Wind is 9 mph15 km/h from the North, gusting to 19 mph30 km/h
October 15
4pm66°F19°C10 mph17 km/h NorthPartly Cloudy
5pm65°F19°C11 mph18 km/h NorthwestMostly Cloudy
6pm66°F19°C11 mph18 km/h NorthwestMostly Cloudy
7pm67°F19°C11 mph18 km/h NorthwestMostly Clear
8pm66°F19°C12 mph19 km/h NorthwestMostly Clear
9pm64°F18°C11 mph18 km/h NorthwestClear
10pm61°F16°C9 mph15 km/h NorthClear
11pm57°F14°C9 mph14 km/h NorthClear
October 16
12am54°F12°C10 mph15 km/h NorthClear
1am52°F11°C10 mph16 km/h NorthClear
2am50°F10°C10 mph16 km/h NorthClear
3am49°F9°C10 mph16 km/h NorthClear
DateLowHighWindDayNight
October 1547°F8°C67°F19°C9 mph15 km/h from NorthwestMostly ClearClear
October 1641°F5°C59°F15°C12 mph19 km/h from NorthwestClearClear
October 1740°F4°C61°F16°C8 mph13 km/h from NorthwestClearMostly Clear
October 1841°F5°C64°F18°C3 mph5 km/h from SouthwestPartly CloudyMostly Clear
October 1949°F10°C69°F21°C11 mph17 km/h from SouthMostly CloudyRain
October 2049°F10°C59°F15°C11 mph18 km/h from WestRainDrizzle
October 2147°F8°C61°F16°C8 mph13 km/h from WestPartly CloudyClear

Yes

Low of 41°F5°C, High of 59°F15°C
Wind: 12 mph19 km/h
Precipitation: None

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