Yes

you do need a jacket based on the weather in Rijeka, Croatia 1 second ago

Why? Because it's cool enough your breath is visible, but your nose isn’t red yet!
49°F10°C & Clear

Wind is 4 mph7 km/h from the North, gusting to 12 mph20 km/h
April 4
10pm49°F9°C5 mph8 km/h NorthClear
11pm49°F9°C4 mph7 km/h NorthClear
April 5
12am49°F9°C4 mph7 km/h NorthClear
1am49°F9°C4 mph6 km/h NorthClear
2am51°F11°C3 mph5 km/h NorthClear
3am56°F13°C1 mph2 km/h NorthwestClear
4am58°F14°C2 mph4 km/h SouthwestClear
5am60°F15°C3 mph5 km/h SouthwestMostly Clear
6am61°F16°C4 mph6 km/h SouthwestPartly Cloudy
7am62°F17°C4 mph7 km/h SouthwestMostly Clear
8am63°F17°C4 mph7 km/h SouthwestClear
9am63°F17°C4 mph7 km/h SouthwestClear
DateLowHighWindDayNight
April 449°F9°C63°F17°C3 mph5 km/h from SouthwestMostly ClearMostly Cloudy
April 539°F4°C54°F12°C14 mph23 km/h from NortheastMostly ClearClear
April 636°F2°C50°F10°C5 mph9 km/h from NortheastMostly ClearMostly Clear
April 739°F4°C52°F11°C3 mph4 km/h from SouthwestPartly CloudyMostly Clear
April 843°F6°C53°F12°C3 mph5 km/h from SouthPartly CloudyPartly Cloudy
April 946°F8°C56°F13°C3 mph5 km/h from SouthwestMostly CloudyPartly Cloudy
April 1049°F9°C60°F15°C3 mph5 km/h from SouthPartly CloudyPartly Cloudy

Yes

Low of 39°F4°C, High of 54°F12°C
Wind: 14 mph23 km/h
Precipitation: None

Support This Page