Yes

you do need a jacket based on the weather in Sibu, Sarawak, Malaysia 1 second ago

Why? Because there's a thunderstorm or two nearby!
90°F32°C & Isolated Thunderstorms

Wind is 6 mph9 km/h from the Northwest, gusting to 13 mph21 km/h
November 3
7am88°F31°C5 mph8 km/h NorthwestMostly Cloudy
8am87°F31°C5 mph8 km/h NorthwestMostly Cloudy
9am86°F30°C4 mph7 km/h NorthwestMostly Cloudy
10am84°F29°C2 mph4 km/h NorthwestMostly Cloudy
11am82°F28°C2 mph3 km/h NorthwestMostly Cloudy
12pm81°F27°C2 mph3 km/h NorthwestPartly Cloudy
1pm80°F27°C2 mph3 km/h NorthwestPartly Cloudy
2pm79°F26°C1 mph2 km/h NorthwestPartly Cloudy
3pm79°F26°C1 mph2 km/h EastDrizzle
4pm78°F26°C1 mph2 km/h SouthMostly Cloudy
5pm77°F25°C2 mph3 km/h SouthMostly Cloudy
6pm77°F25°C2 mph4 km/h SouthDrizzle
DateLowHighWindDayNight
November 276°F24°C92°F33°C3 mph5 km/h from NorthwestThunderstormsDrizzle
November 376°F24°C87°F31°C3 mph6 km/h from WestThunderstormsRain
November 475°F24°C89°F32°C5 mph8 km/h from SouthwestRainRain
November 575°F24°C89°F32°C5 mph8 km/h from SouthwestThunderstormsThunderstorms
November 675°F24°C91°F33°C3 mph5 km/h from SouthwestMostly CloudyThunderstorms
November 775°F24°C90°F32°C3 mph5 km/h from NorthMostly CloudyMostly Cloudy
November 875°F24°C90°F32°C3 mph5 km/h from WestMostly CloudyMostly Cloudy

No

Low of 76°F25°C, High of 88°F31°C
Wind: 3 mph6 km/h
Precipitation: 63% rain

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