Yes

you do need a jacket based on the weather in Koh Chang, Trat, Thailand 1 second ago

Why? Because it's that kind of drizzle where you’re too stubborn to admit you’re getting wet!
75°F24°C & Drizzle

Wind is 6 mph10 km/h from the West, gusting to 8 mph13 km/h
August 22
3pm75°F24°C6 mph10 km/h SouthwestDrizzle
4pm75°F24°C7 mph11 km/h WestDrizzle
5pm75°F24°C8 mph12 km/h WestRain
6pm75°F24°C7 mph11 km/h WestRain
7pm75°F24°C6 mph9 km/h WestDrizzle
8pm75°F24°C5 mph9 km/h WestMostly Cloudy
9pm76°F25°C5 mph8 km/h WestMostly Cloudy
10pm78°F25°C5 mph9 km/h WestMostly Cloudy
11pm79°F26°C6 mph9 km/h WestMostly Cloudy
August 23
12am80°F27°C6 mph10 km/h WestMostly Cloudy
1am81°F27°C7 mph11 km/h WestMostly Cloudy
2am82°F28°C8 mph13 km/h WestDrizzle
DateLowHighWindDayNight
August 2275°F24°C82°F28°C8 mph12 km/h from WestDrizzleRain
August 2375°F24°C81°F27°C9 mph15 km/h from WestRainRain
August 2475°F24°C81°F27°C12 mph19 km/h from WestRainRain
August 2575°F24°C81°F27°C12 mph20 km/h from SouthwestRainRain
August 2675°F24°C81°F27°C10 mph17 km/h from SouthwestRainRain
August 2774°F24°C81°F27°C8 mph13 km/h from WestRainRain
August 2875°F24°C83°F28°C7 mph12 km/h from WestDrizzleDrizzle

No

Low of 75°F24°C, High of 82°F28°C
Wind: 9 mph15 km/h
Precipitation: 73% rain

Support This Page