No

you don't need a jacket based on the weather in 7050 Arosa, Switzerland 1 second ago

60°F15°C & Cloudy

Wind is 4 mph7 km/h from the Northwest, gusting to 14 mph22 km/h
July 6
11am58°F14°C5 mph8 km/h NorthwestThunderstorms
12pm54°F12°C3 mph6 km/h NorthRain
1pm53°F12°C2 mph4 km/h NorthRain
2pm52°F11°C3 mph5 km/h NorthRain
3pm51°F10°C3 mph4 km/h NorthRain
4pm49°F10°C3 mph4 km/h NorthRain
5pm48°F9°C2 mph3 km/h NorthRain
6pm48°F9°C2 mph4 km/h NorthRain
7pm47°F8°C2 mph4 km/h NorthDrizzle
8pm47°F8°C2 mph4 km/h NortheastCloudy
9pm46°F8°C1 mph2 km/h NorthwestCloudy
10pm47°F8°C2 mph3 km/h NorthMostly Cloudy
DateLowHighWindDayNight
July 548°F9°C64°F18°C3 mph5 km/h from NorthwestThunderstormsRain
July 642°F6°C58°F15°C4 mph6 km/h from NorthRainHeavy Rain
July 739°F4°C48°F9°C5 mph8 km/h from NorthRainMostly Cloudy
July 837°F3°C53°F12°C5 mph8 km/h from NorthMostly CloudyPartly Cloudy
July 940°F4°C58°F15°C4 mph7 km/h from NorthPartly CloudyMostly Clear
July 1042°F6°C63°F17°C4 mph7 km/h from NorthwestClearMostly Clear
July 1144°F7°C66°F19°C4 mph6 km/h from NorthwestMostly ClearMostly Clear

Yes

Low of 42°F6°C, High of 58°F15°C
Wind: 4 mph6 km/h
Precipitation: 55% rain

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