Yes

you do need a jacket based on the weather in Waterford, CT, USA 1 second ago

Why? Because it's not very warm out and it's so windy, your hat will probably launch into orbit!
50°F10°C & Partly Cloudy

Wind is 9 mph15 km/h from the Northwest, gusting to 25 mph41 km/h
April 27
10pm50°F10°C8 mph13 km/h NorthwestMostly Clear
11pm50°F10°C7 mph11 km/h NorthwestMostly Clear
April 28
12am49°F9°C7 mph11 km/h NorthwestMostly Clear
1am48°F9°C7 mph12 km/h NorthwestClear
2am48°F9°C8 mph13 km/h NorthwestClear
3am47°F9°C8 mph13 km/h NorthwestClear
4am48°F9°C9 mph14 km/h NorthwestClear
5am47°F9°C8 mph13 km/h NorthwestClear
6am47°F8°C8 mph13 km/h NorthwestClear
7am49°F10°C8 mph12 km/h NorthwestClear
8am53°F12°C8 mph14 km/h NorthwestClear
9am57°F14°C9 mph15 km/h NorthwestClear
DateLowHighWindDayNight
April 2747°F8°C57°F14°C9 mph14 km/h from NorthwestMostly CloudyMostly Clear
April 2847°F8°C70°F21°C8 mph12 km/h from NorthwestClearMostly Clear
April 2949°F10°C68°F20°C12 mph19 km/h from SouthwestPartly CloudyMostly Cloudy
April 3052°F11°C71°F21°C11 mph17 km/h from NorthwestPartly CloudyMostly Clear
May 146°F8°C61°F16°C7 mph11 km/h from SoutheastMostly CloudyDrizzle
May 250°F10°C66°F19°C11 mph17 km/h from SouthDrizzleDrizzle
May 347°F8°C63°F17°C9 mph14 km/h from WestDrizzleMostly Clear

Yes

Low of 47°F9°C, High of 70°F21°C
Wind: 8 mph12 km/h
Precipitation: None

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