Yes

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

Why? Because it's quite chilly!
50°F10°C & Clear

Wind is 7 mph11 km/h from the West, gusting to 15 mph24 km/h
November 5
12am50°F10°C7 mph11 km/h WestClear
1am48°F9°C7 mph11 km/h WestClear
2am47°F8°C6 mph10 km/h WestClear
3am46°F8°C6 mph10 km/h WestClear
4am45°F7°C6 mph9 km/h WestClear
5am44°F7°C5 mph8 km/h WestClear
6am43°F6°C5 mph8 km/h WestClear
7am42°F6°C4 mph7 km/h SouthwestClear
8am41°F5°C4 mph7 km/h SouthwestClear
9am41°F5°C5 mph7 km/h SouthwestClear
10am40°F5°C5 mph8 km/h SouthwestMostly Clear
11am40°F5°C5 mph8 km/h SouthMostly Clear
DateLowHighWindDayNight
November 444°F7°C60°F16°C9 mph15 km/h from WestClearClear
November 540°F5°C67°F19°C15 mph24 km/h from SouthwestMostly ClearWindy
November 640°F4°C57°F14°C12 mph19 km/h from NorthwestMostly ClearMostly Clear
November 736°F2°C60°F16°C13 mph20 km/h from SouthPartly CloudyMostly Cloudy
November 851°F11°C68°F20°C8 mph13 km/h from WestMostly ClearMostly Clear
November 948°F9°C68°F20°C11 mph18 km/h from SouthRainPartly Cloudy
November 1034°F1°C49°F9°C12 mph19 km/h from NorthwestPartly CloudyPartly Cloudy

Yes

Low of 40°F5°C, High of 66°F19°C
Wind: 15 mph24 km/h
Precipitation: None

Support This Page