Yes

you do need a jacket based on the weather in Halifax, MA 02338, USA 1 second ago

Why? Because it's cold enough that makes you wish you had a hat, but you're still too proud to admit it!
41°F5°C & Clear

Wind is 4 mph7 km/h from the Northwest, gusting to 12 mph19 km/h
October 18
10am41°F5°C4 mph7 km/h NorthClear
11am41°F5°C4 mph7 km/h NorthClear
12pm44°F6°C4 mph6 km/h NorthwestClear
1pm49°F9°C4 mph7 km/h NorthClear
2pm53°F12°C4 mph7 km/h NorthClear
3pm56°F14°C4 mph6 km/h NorthClear
4pm59°F15°C3 mph5 km/h NorthMostly Clear
5pm61°F16°C4 mph6 km/h NorthMostly Clear
6pm62°F16°C3 mph4 km/h NorthMostly Clear
7pm62°F17°C2 mph4 km/h NorthMostly Clear
8pm61°F16°C2 mph4 km/h NortheastMostly Clear
9pm60°F15°C3 mph5 km/h EastMostly Clear
DateLowHighWindDayNight
October 1839°F4°C62°F17°C3 mph6 km/h from NorthMostly ClearPartly Cloudy
October 1947°F9°C67°F19°C8 mph12 km/h from SouthPartly CloudyMostly Cloudy
October 2053°F12°C67°F19°C13 mph21 km/h from SoutheastRainMostly Clear
October 2149°F9°C63°F17°C9 mph14 km/h from SouthwestMostly ClearMostly Clear
October 2249°F10°C63°F17°C9 mph14 km/h from SouthDrizzleClear
October 2344°F7°C57°F14°C7 mph11 km/h from SouthwestPartly CloudyClear
October 2441°F5°C57°F14°C6 mph10 km/h from NorthwestMostly ClearPartly Cloudy

Yes

Low of 47°F9°C, High of 67°F20°C
Wind: 8 mph12 km/h
Precipitation: None

Support This Page