Yes

you do need a jacket based on the weather in 22014 Dongo, Lombardy, Province of Como, Italy 1 second ago

Why? Because it's cold. simple as that.
48°F9°C & Mostly Cloudy

Wind is 3 mph5 km/h from the S, gusting to 11 mph18 km/h
April 25
12pm47°F9°C3 mph6 km/h SPartly Cloudy
1pm46°F8°C3 mph5 km/h SPartly Cloudy
2pm44°F7°C3 mph4 km/h SPartly Cloudy
3pm42°F6°C2 mph4 km/h SPartly Cloudy
4pm41°F5°C2 mph3 km/h SPartly Cloudy
5pm40°F4°C2 mph3 km/h SEMostly Cloudy
6pm39°F4°C2 mph3 km/h EMostly Cloudy
7pm39°F4°C2 mph3 km/h EMostly Cloudy
8pm38°F3°C2 mph3 km/h ECloudy
9pm37°F3°C2 mph3 km/h ECloudy
10pm37°F3°C2 mph3 km/h NECloudy
11pm37°F3°C2 mph3 km/h NECloudy
DateLowHighWindDayNight
April 2434°F1°C49°F9°C3 mph5 km/h from SPartly CloudyMostly Cloudy
April 2536°F2°C48°F9°C2 mph4 km/h from SDrizzleDrizzle
April 2639°F4°C49°F10°C2 mph4 km/h from SDrizzleRain
April 2742°F5°C53°F11°C3 mph4 km/h from ERainMostly Cloudy
April 2844°F7°C60°F16°C3 mph5 km/h from SPartly CloudyMostly Cloudy
April 2946°F8°C62°F17°C3 mph5 km/h from SMostly CloudyMostly Cloudy
April 3047°F8°C57°F14°C3 mph4 km/h from SCloudyMostly Cloudy

Yes

Low of 37°F3°C, High of 48°F9°C
Wind: 2 mph4 km/h
Precipitation: 40% rain

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