Yes

you do need a jacket based on the weather in Boston, MA, USA 3 seconds ago

Why? Because it's so windy, your hat has officially retired from your head!
83°F28°C & Clear

Wind is 9 mph15 km/h from the Southwest, gusting to 21 mph34 km/h
July 6
9pm81°F27°C10 mph16 km/h SouthwestClear
10pm79°F26°C10 mph16 km/h SouthwestClear
11pm76°F25°C10 mph16 km/h SouthwestClear
July 7
12am75°F24°C9 mph15 km/h SouthwestClear
1am73°F23°C9 mph14 km/h SouthwestClear
2am72°F22°C8 mph14 km/h SouthwestClear
3am71°F22°C8 mph14 km/h SouthwestClear
4am71°F22°C8 mph13 km/h SouthwestClear
5am70°F21°C7 mph12 km/h SouthwestMostly Clear
6am71°F22°C7 mph12 km/h SouthwestPartly Cloudy
7am73°F23°C9 mph14 km/h SouthwestPartly Cloudy
8am76°F25°C9 mph14 km/h SouthwestMostly Cloudy
DateLowHighWindDayNight
July 669°F21°C93°F34°C7 mph11 km/h from SouthwestMostly ClearClear
July 770°F21°C87°F31°C11 mph17 km/h from SouthwestMostly CloudyMostly Cloudy
July 872°F22°C88°F31°C6 mph9 km/h from WestRainRain
July 967°F19°C75°F24°C6 mph10 km/h from NortheastDrizzleDrizzle
July 1064°F18°C75°F24°C7 mph11 km/h from EastRainDrizzle
July 1164°F18°C73°F23°C7 mph11 km/h from EastRainDrizzle
July 1263°F17°C75°F24°C6 mph9 km/h from EastDrizzlePartly Cloudy

No

Low of 71°F22°C, High of 88°F31°C
Wind: 11 mph17 km/h
Precipitation: 29% rain

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