Yes

you do need a jacket based on the weather in Guwahati, Assam, India 1 second ago

Why? Because rain: where every drop seems to aim directly at your glasses!
77°F25°C & Rain

Wind is 2 mph4 km/h from the East, gusting to 5 mph8 km/h
May 25
6pm77°F25°C3 mph5 km/h EastRain
7pm77°F25°C4 mph6 km/h EastRain
8pm77°F25°C5 mph8 km/h NortheastRain
9pm78°F25°C6 mph10 km/h EastRain
10pm78°F26°C6 mph10 km/h EastDrizzle
11pm79°F26°C6 mph9 km/h EastDrizzle
May 26
12am81°F27°C6 mph10 km/h EastDrizzle
1am82°F28°C6 mph10 km/h EastDrizzle
2am84°F29°C6 mph10 km/h EastCloudy
3am85°F30°C7 mph11 km/h EastCloudy
4am86°F30°C7 mph10 km/h EastCloudy
5am86°F30°C6 mph10 km/h EastMostly Cloudy
DateLowHighWindDayNight
May 2577°F25°C86°F30°C6 mph9 km/h from EastDrizzleDrizzle
May 2676°F24°C89°F32°C7 mph11 km/h from EastDrizzlePartly Cloudy
May 2777°F25°C93°F34°C8 mph13 km/h from EastThunderstormsThunderstorms
May 2877°F25°C85°F30°C9 mph15 km/h from EastDrizzleDrizzle
May 2974°F23°C81°F27°C10 mph16 km/h from EastDrizzleRain
May 3073°F23°C82°F28°C9 mph15 km/h from EastThunderstormsRain
May 3174°F23°C83°F28°C4 mph7 km/h from NortheastThunderstormsThunderstorms

No

Low of 76°F25°C, High of 90°F32°C
Wind: 7 mph11 km/h
Precipitation: 47% rain

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