No

you don't need a jacket based on the weather in Groton, MA, USA 1 second ago

86°F30°C & Mostly Clear

Wind is 6 mph9 km/h from the West, gusting to 13 mph21 km/h
July 30
8pm84°F29°C5 mph8 km/h WestMostly Clear
9pm80°F27°C5 mph9 km/h NorthwestMostly Cloudy
10pm78°F26°C5 mph8 km/h NorthwestClear
11pm76°F25°C3 mph6 km/h NorthwestMostly Clear
July 31
12am74°F24°C4 mph6 km/h NorthMostly Clear
1am74°F23°C4 mph6 km/h NorthMostly Clear
2am72°F22°C4 mph7 km/h NorthMostly Cloudy
3am71°F22°C4 mph6 km/h NorthMostly Cloudy
4am70°F21°C4 mph6 km/h NorthMostly Cloudy
5am70°F21°C5 mph7 km/h NorthMostly Cloudy
6am70°F21°C5 mph8 km/h NorthMostly Cloudy
7am71°F22°C5 mph8 km/h NorthCloudy
DateLowHighWindDayNight
July 3068°F20°C94°F35°C3 mph4 km/h from WestMostly ClearPartly Cloudy
July 3162°F16°C74°F24°C6 mph9 km/h from NortheastRainRain
August 159°F15°C69°F20°C7 mph12 km/h from NortheastRainMostly Clear
August 256°F13°C76°F24°C4 mph6 km/h from NorthMostly ClearClear
August 355°F13°C82°F28°C5 mph8 km/h from SouthwestClearClear
August 462°F17°C84°F29°C3 mph5 km/h from SouthwestMostly ClearPartly Cloudy
August 562°F17°C82°F28°C4 mph7 km/h from EastPartly CloudyMostly Cloudy

No

Low of 62°F17°C, High of 74°F24°C
Wind: 6 mph9 km/h
Precipitation: 76% rain

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