Yes

you do need a jacket based on the weather in New Rochelle, NY 10801, USA 1 second ago

Why? Because looks like it's raining!
63°F17°C & Rain

Wind is 3 mph5 km/h from the North, gusting to 6 mph10 km/h
September 7
5am63°F17°C3 mph5 km/h NorthRain
6am63°F17°C4 mph7 km/h NorthRain
7am62°F17°C4 mph7 km/h NorthRain
8am62°F17°C4 mph7 km/h NorthwestRain
9am63°F17°C4 mph7 km/h NorthRain
10am64°F18°C3 mph4 km/h NorthwestRain
11am65°F18°C3 mph5 km/h NorthwestRain
12pm66°F19°C4 mph6 km/h NorthwestDrizzle
1pm67°F20°C4 mph6 km/h NorthwestDrizzle
2pm69°F20°C4 mph7 km/h NorthwestCloudy
3pm69°F21°C4 mph6 km/h NorthwestCloudy
4pm69°F21°C2 mph3 km/h NorthwestCloudy
DateLowHighWindDayNight
September 760°F16°C69°F21°C3 mph5 km/h from NorthwestRainPartly Cloudy
September 855°F13°C72°F22°C5 mph7 km/h from NorthMostly ClearClear
September 955°F13°C72°F22°C7 mph12 km/h from EastMostly ClearPartly Cloudy
September 1055°F13°C72°F22°C6 mph9 km/h from NortheastMostly CloudyMostly Clear
September 1156°F13°C78°F25°C5 mph9 km/h from NorthClearMostly Clear
September 1260°F16°C74°F23°C6 mph9 km/h from NortheastMostly ClearMostly Clear
September 1358°F15°C74°F23°C4 mph6 km/h from SoutheastMostly ClearMostly Clear

Yes

Low of 55°F13°C, High of 72°F22°C
Wind: 5 mph7 km/h
Precipitation: None

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