Yes

you do need a jacket based on the weather in Passau, Germany 1 second ago

Why? Because the air feels like the cozy middle ground between summer and winter!
53°F12°C & Cloudy

Wind is 1 mph2 km/h from the South, gusting to 3 mph5 km/h
September 11
1am53°F12°C2 mph2 km/h SouthCloudy
2am54°F12°C1 mph2 km/h SouthCloudy
3am56°F13°C2 mph3 km/h SouthCloudy
4am58°F15°C2 mph4 km/h SouthCloudy
5am61°F16°C3 mph5 km/h SouthwestCloudy
6am64°F18°C4 mph6 km/h SouthwestPartly Cloudy
7am67°F19°C5 mph8 km/h WestMostly Clear
8am68°F20°C5 mph8 km/h WestMostly Cloudy
9am69°F21°C6 mph9 km/h WestPartly Cloudy
10am71°F21°C6 mph9 km/h WestMostly Clear
11am70°F21°C5 mph8 km/h WestPartly Cloudy
12pm69°F21°C5 mph8 km/h WestMostly Clear
DateLowHighWindDayNight
September 1053°F12°C71°F21°C4 mph6 km/h from WestMostly CloudyDrizzle
September 1156°F13°C68°F20°C4 mph6 km/h from WestMostly CloudyCloudy
September 1254°F12°C71°F22°C3 mph4 km/h from SoutheastMostly CloudyRain
September 1352°F11°C66°F19°C8 mph12 km/h from WestDrizzlePartly Cloudy
September 1450°F10°C73°F23°C4 mph7 km/h from SouthPartly CloudyMostly Cloudy
September 1553°F12°C66°F19°C7 mph12 km/h from SouthwestDrizzleCloudy
September 1651°F10°C64°F18°C5 mph8 km/h from WestDrizzleMostly Cloudy

Yes

Low of 55°F13°C, High of 68°F20°C
Wind: 4 mph6 km/h
Precipitation: 27% rain

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