Yes

you do need a jacket based on the weather in Montenegro 1 second ago

Why? Because just cool enough for a jacket, but not warm enough to ditch it!
52°F11°C & Cloudy

Wind is 1 mph2 km/h from the Northeast, gusting to 7 mph11 km/h
October 27
6am52°F11°C1 mph2 km/h NortheastMostly Cloudy
7am54°F12°C1 mph2 km/h NorthMostly Clear
8am57°F14°C2 mph3 km/h SouthwestMostly Clear
9am59°F15°C4 mph6 km/h SouthwestMostly Clear
10am61°F16°C5 mph8 km/h SouthwestMostly Clear
11am62°F17°C6 mph10 km/h SouthwestMostly Clear
12pm62°F17°C7 mph11 km/h SouthwestPartly Cloudy
1pm62°F17°C7 mph11 km/h SouthwestPartly Cloudy
2pm60°F16°C6 mph10 km/h SouthwestPartly Cloudy
3pm59°F15°C6 mph9 km/h SouthwestPartly Cloudy
4pm57°F14°C5 mph8 km/h SouthwestMostly Cloudy
5pm55°F13°C4 mph7 km/h SouthwestCloudy
DateLowHighWindDayNight
October 2650°F10°C62°F17°C5 mph7 km/h from SouthwestPartly CloudyRain
October 2743°F6°C61°F16°C4 mph7 km/h from NortheastRainClear
October 2840°F5°C64°F18°C3 mph4 km/h from SouthMostly ClearPartly Cloudy
October 2945°F7°C60°F15°C3 mph5 km/h from SouthDrizzleCloudy
October 3052°F11°C64°F18°C3 mph5 km/h from SouthRainDrizzle
October 3152°F11°C70°F21°C2 mph3 km/h from EastPartly CloudyMostly Clear
November 149°F9°C71°F22°C3 mph5 km/h from SouthMostly ClearPartly Cloudy

Yes

Low of 43°F6°C, High of 61°F16°C
Wind: 4 mph7 km/h
Precipitation: 61% rain

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