No

Why? Because you should be inside at home! #StayHome

But if you absolutely had to go out to get groceries, medication or other essential travel, No, you don't need a jacket.

Based on the weather in Manhattan, New York, NY, USA as of May 26, 2020 9:36pm local time.

Now

Clear
Temp: 63°F17°C
Wind: 7 MPH11 KPH
Precipitation: None

Today

Next 2 hours: No

Next 4 hours: No

Next 8 hours: No

Tomorrow

No

Overcast throughout the day.
Low of 61°F16°C, High of 70°F21°C
Wind: 6 MPH10 KPH
Precipitation: 6% rain