After prolonged hot days, a cold spell, the first of the year, has brought joy to Hanoi citizens. Join us to enjoy the autumn atmosphere. An early chilly morning in Hanoi… The autumn weather has eased the swelter of baking summer days. For those who love Hanoi, this is a great time to enjoy the weather of the capital city in autumn. After such burning summer days, Hanoi has entered its most charming season of the year.  The cool weather is a mild reminder of the whirligig of time when autumn, the most beautiful season of the year, comes to Hanoi.