Yes

you do need a jacket based on the weather in Sleman, Warak Kidul, Sumberadi, Mlati, Sleman Regency, Special Region of Yogyakarta, Indonesia 1 second ago

Why? Because looks like it's raining!
77°F25°C & Rain

Wind is 1 mph2 km/h from the North, gusting to 3 mph5 km/h
October 12
2pm77°F25°C2 mph3 km/h NorthDrizzle
3pm76°F25°C2 mph3 km/h NorthwestDrizzle
4pm76°F24°C2 mph4 km/h NorthwestMostly Cloudy
5pm76°F24°C2 mph3 km/h NorthwestPartly Cloudy
6pm75°F24°C2 mph3 km/h NorthwestPartly Cloudy
7pm75°F24°C2 mph3 km/h NorthwestPartly Cloudy
8pm74°F23°C1 mph2 km/h NorthwestPartly Cloudy
9pm74°F23°C1 mph2 km/h NorthPartly Cloudy
10pm74°F23°C1 mph2 km/h NorthPartly Cloudy
11pm75°F24°C1 mph2 km/h NorthPartly Cloudy
October 13
12am77°F25°C1 mph1 km/h NorthwestPartly Cloudy
1am81°F27°C2 mph3 km/h SouthMostly Clear
DateLowHighWindDayNight
October 1173°F23°C90°F32°C5 mph7 km/h from SouthRainRain
October 1274°F23°C89°F32°C5 mph7 km/h from SouthThunderstormsDrizzle
October 1374°F23°C90°F32°C5 mph7 km/h from SouthPartly CloudyDrizzle
October 1474°F23°C89°F32°C6 mph10 km/h from SoutheastRainDrizzle
October 1574°F23°C87°F31°C5 mph9 km/h from SouthPartly CloudyDrizzle
October 1673°F23°C87°F31°C5 mph8 km/h from SouthDrizzleRain
October 1773°F23°C86°F30°C4 mph6 km/h from SouthRainDrizzle

No

Low of 73°F23°C, High of 90°F32°C
Wind: 5 mph7 km/h
Precipitation: 39% rain

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