Jakarta weather in December
December is one of the least pleasant months in Jakarta: highs of 29°C (85°F) and about 244 mm (9.6 in) of rain on average. Nights average 25°C (78°F) and cloud cover 93% (NASA POWER, 2001–2025 averages). The sea averages 30°C (86°F). It is the 4th wettest month of the year and the 5th coolest. Compared with November, it is cooler and wetter; January brings highs of 29°C (84°F) and 353 mm (13.9 in) of rain.
Figures are long-term averages for Jakarta, the largest city in Jakarta. See below for other places.
Is December a good time to visit Jakarta?
least pleasant month Weather score 41/100.
December is one of the least pleasant months for weather in Jakarta. For better conditions, consider Jun–Sep.
Does it rain a lot in Jakarta in December?
Yes, it is one of the rainy months: about 244 mm (9.6 in) falls in an average December. It is the 4th wettest month of the year.
How warm is Jakarta in December?
Days average 29°C (85°F) and nights 25°C (78°F).
Jakarta weather by month
| Month | High | Low | Rain | Cloud | Sea | Weather |
|---|---|---|---|---|---|---|
| January | 29°C (84°F) | 25°C (77°F) | 353 mm | 91% | 30°C (86°F) | least pleasant |
| February | 28°C (83°F) | 25°C (77°F) | 386 mm | 92% | 30°C (86°F) | least pleasant |
| March | 29°C (84°F) | 26°C (78°F) | 248 mm | 88% | 30°C (87°F) | least pleasant |
| April | 29°C (85°F) | 26°C (79°F) | 197 mm | 84% | 31°C (88°F) | fair |
| May | 30°C (85°F) | 26°C (79°F) | 141 mm | 71% | 31°C (88°F) | fair |
| June | 29°C (85°F) | 25°C (78°F) | 95 mm | 64% | 31°C (87°F) | best |
| July | 29°C (84°F) | 25°C (76°F) | 89 mm | 59% | 30°C (86°F) | best |
| August | 29°C (85°F) | 24°C (76°F) | 49 mm | 52% | 30°C (87°F) | best |
| September | 30°C (87°F) | 25°C (76°F) | 66 mm | 60% | 31°C (87°F) | best |
| October | 31°C (87°F) | 26°C (78°F) | 134 mm | 76% | 31°C (88°F) | fair |
| November | 30°C (86°F) | 26°C (79°F) | 198 mm | 88% | 31°C (87°F) | fair |
| December | 29°C (85°F) | 25°C (78°F) | 244 mm | 93% | 30°C (86°F) | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine. Page updated . How we rate months
Weather across Jakarta in December
Weather can differ a lot within Jakarta: coasts, hills and mountains each have their own climate.