Yes

you do need a jacket based on the weather in Sirajganj, Bangladesh 1 second ago

Why? Because it's fairly windy outside!
85°F29°C & Partly Cloudy

Wind is 11 mph17 km/h from the Southeast, gusting to 20 mph32 km/h
July 30
8am84°F29°C10 mph16 km/h SoutheastPartly Cloudy
9am83°F28°C9 mph15 km/h SoutheastPartly Cloudy
10am82°F28°C10 mph16 km/h SoutheastPartly Cloudy
11am81°F27°C10 mph16 km/h SoutheastMostly Cloudy
12pm80°F27°C10 mph16 km/h SoutheastMostly Cloudy
1pm80°F27°C10 mph15 km/h SoutheastDrizzle
2pm80°F26°C10 mph15 km/h SoutheastDrizzle
3pm79°F26°C9 mph15 km/h SoutheastDrizzle
4pm79°F26°C9 mph14 km/h SoutheastDrizzle
5pm78°F26°C8 mph14 km/h SoutheastDrizzle
6pm78°F26°C9 mph14 km/h SoutheastDrizzle
7pm78°F26°C9 mph14 km/h SoutheastDrizzle
DateLowHighWindDayNight
July 2979°F26°C88°F31°C11 mph18 km/h from SoutheastRainRain
July 3078°F26°C84°F29°C8 mph14 km/h from SoutheastRainRain
July 3178°F25°C86°F30°C8 mph12 km/h from SoutheastRainRain
August 178°F26°C86°F30°C9 mph14 km/h from SouthRainRain
August 279°F26°C86°F30°C8 mph14 km/h from SouthRainRain
August 379°F26°C86°F30°C5 mph9 km/h from SouthwestThunderstormsRain
August 478°F26°C85°F30°C5 mph8 km/h from SouthDrizzleThunderstorms

No

Low of 78°F26°C, High of 84°F29°C
Wind: 8 mph14 km/h
Precipitation: 81% rain

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