Yes

you do need a jacket based on the weather in Uppsala, Sweden 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!
47°F8°C & Mostly Clear

Wind is 7 mph11 km/h from the Northwest, gusting to 18 mph29 km/h
October 12
5pm46°F8°C7 mph11 km/h NorthwestMostly Clear
6pm45°F7°C8 mph13 km/h NorthwestClear
7pm44°F7°C8 mph13 km/h NorthwestClear
8pm43°F6°C8 mph13 km/h NorthwestClear
9pm42°F6°C8 mph13 km/h NorthwestClear
10pm42°F5°C8 mph13 km/h NorthwestMostly Clear
11pm41°F5°C8 mph14 km/h NorthwestMostly Clear
October 13
12am40°F5°C8 mph14 km/h NorthwestMostly Clear
1am39°F4°C8 mph14 km/h NorthwestMostly Clear
2am39°F4°C8 mph13 km/h NorthwestClear
3am38°F3°C8 mph13 km/h NorthwestClear
4am37°F3°C8 mph13 km/h NorthwestClear
DateLowHighWindDayNight
October 1142°F5°C52°F11°C13 mph20 km/h from NorthwestMostly ClearMostly Clear
October 1237°F3°C49°F9°C8 mph13 km/h from NorthwestMostly CloudyMostly Cloudy
October 1337°F3°C51°F10°C5 mph8 km/h from NorthwestPartly CloudyMostly Cloudy
October 1444°F7°C55°F13°C5 mph8 km/h from NorthwestMostly CloudyPartly Cloudy
October 1537°F3°C51°F10°C6 mph9 km/h from NorthwestMostly CloudyMostly Clear
October 1633°F1°C46°F8°C6 mph10 km/h from NorthwestPartly CloudyDrizzle
October 1732°F0°C45°F7°C7 mph12 km/h from NorthwestMostly ClearMostly Clear

Yes

Low of 37°F3°C, High of 48°F9°C
Wind: 8 mph13 km/h
Precipitation: None

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