If you're looking for summer vibes, the best time to travel to Jakarta is in January, June and August, when the average temperature reaches 33.85 °C, while October, September and August are the 3 sunniest months of the year, with an average of 37.76 hours.
However, if you prefer colder temperatures, make sure you visit Jakarta during January, June or July to experience an average of 23.22 °C.
For those who don't care too much about temperatures, but want to avoid getting wet in the rain, it's important to avoid travelling during March, May and October, when the average precipitation in Jakarta is 9 mm, while the months of January, February and March are drier, with an average of 0 mm.