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 Mt Pleasant, SC 29466, USA as of June 1, 2020 3:20pm local time.

Now

Clear
Temp: 79°F26°C
Wind: 11 MPH18 KPH
Precipitation: None

Today

Next 2 hours: No

Next 4 hours: No

Next 8 hours: No

Tomorrow

No

Clear throughout the day.
Low of 67°F20°C, High of 82°F28°C
Wind: 9 MPH14 KPH
Precipitation: 3% rain