Jakarta features a tropical monsoon climate with consistently hot, humid weather year-round. The city experiences two main seasons: a wet season from October to April, bringing heavy rainfall and occasional flooding, and a drier season from May to September. Temperatures remain steady, averaging 27–32°C, while abundant sunshine and high humidity define Jakarta’s vibrant, bustling atmosphere.
The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.
Background colours of the months:
The colour shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the colour is shows the travel season: full colour means high season, soft colour means shoulder season and soft-striped means off season.
Weather symbols:
Each month has one symbol showing what the weather is typically like, such as hot and sunny, freezing or a rainy or snowy season. Use them to quickly spot months that match the weather you want, or to avoid the ones that don't.
Crowdedness:
The people icon shows how busy the place usually is. The more people, the more crowded it gets.
Additional notes:
The grey info boxes point out special things worth knowing, like recurring weather issues or seasonal events.
Jakarta’s climate is shaped by its equatorial location and proximity to the Java Sea, resulting in minimal temperature variation throughout the year. Daytime highs typically range from 30°C to 33°C, with nighttime lows around 23–25°C. The hottest months are September and October, while the coolest are January and February, though the difference is slight. Humidity is high year-round, peaking at 85% in January and dropping to around 71% in September, making the air feel warmer and heavier.
The wet season, from October to April, is dominated by the northwest monsoon. Rainfall is frequent and heavy, especially from December to February, when monthly precipitation can exceed 300 mm and up to 25 rainy days are common. Flooding and thunderstorms may occur, but rain usually falls in short, intense bursts, leaving periods of sunshine. The dry season, from May to September, brings lower humidity, clearer skies, and less rainfall – August and September are the driest months, with as little as 1–4 rainy days and 40–50 mm of rain. Despite the name, brief showers can still occur. Jakarta enjoys 6–10 hours of sunshine daily, with the most sun in August and September. Winds are generally light (1–5 km/h), and the city is not affected by tropical cyclones. Sea temperatures remain warm (26–30°C) year-round, supporting beach and water activities. Daylight varies little, averaging about 12 hours throughout the year.
| Average climate data for Jakarta, Indonesia | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°C) | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 32 | 31 | 31 | 32 |
| Average minimum temperature (°C) | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 25 |
| Average precipitation (mm) | 127 | 136 | 144 | 140 | 97 | 67 | 47 | 35 | 45 | 69 | 115 | 123 | 1,145 |
| Average rainfall days (days) | 25 | 25 | 26 | 25 | 22 | 19 | 17 | 12 | 13 | 20 | 24 | 24 | 252 |
| Average relative humidity (%) | 73 | 77 | 74 | 74 | 71 | 73 | 71 | 70 | 67 | 67 | 70 | 70 | 72 |
| Average wind speed (km/h) | 12 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 11 | 9 |
| Average water temperature (°C) | 28 | 28 | 29 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
| Average daily daylight hours (h) | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 |
| Average daily sunshine hours (h) | 9 | 9 | 10 | 8 | 9 | 8 | 7 | 8 | 9 | 9 | 8 | 9 | 9 |
| Average cloud coverage (%) | 47 | 43 | 39 | 36 | 29 | 28 | 25 | 21 | 21 | 25 | 38 | 42 | 33 |
| Average UV index | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
The best time to visit Jakarta is during the dry season, from June to September. These months offer lower humidity, minimal rainfall, and abundant sunshine, making it ideal for sightseeing, outdoor activities, and exploring the city’s cultural and historical attractions. Expect more tourists and higher accommodation prices, so book in advance.
The least favourable time to visit is from December to February, when Jakarta experiences the heaviest rainfall, frequent thunderstorms, and high humidity. Flooding can disrupt travel and outdoor plans, though the city is less crowded and accommodation is cheaper. Indoor activities and flexible plans are recommended during this period.
Jakarta has a tropical monsoon climate with consistently hot, humid weather. Temperatures range from 27–32°C year-round, with a wet season (October–April) bringing heavy rain and a drier season (May–September) with more sunshine.
The rainy season in Jakarta lasts from October to April, with the heaviest rainfall between December and February. Expect frequent downpours, high humidity, and occasional flooding during these months.
Daytime temperatures in Jakarta typically range from 30°C to 33°C, with nighttime lows of 23–25°C. The hottest months are September and October, but the difference from other months is minimal.
Jakarta is humid year-round, with relative humidity ranging from 71% to 85%. Winds are generally light, averaging 1–5 km/h, and the city is rarely affected by strong storms or cyclones.
Pack light, breathable clothing, sun protection, and a rain jacket or umbrella. Waterproof shoes are useful during the wet season. Always stay hydrated and be prepared for both heat and sudden rain showers.
Jakarta enjoys 6–10 hours of sunshine daily, with the sunniest months in August and September. Even during the wet season, rain is often brief, allowing for sunny intervals.
Yes, sea temperatures in Jakarta remain warm (26–30°C) throughout the year, making it suitable for swimming and water sports in any season. The dry season offers the best conditions for outdoor and coastal activities.
The warmest month, with the highest average maximum temperature, is October (31.9 °C). The month with the lowest average maximum temperature is February (29.7 °C). Overall, the average maximum temperature over the whole year is 30.8 °C.
The month with the highest average minimum temperature is November (26.4 °C). The coldest month, with the lowest average minimum temperature, is August (24.6 °C). Overall, the average minimum temperature over the whole year is 25.6 °C.
The month with the highest average water temperature is May (29.9 °C). The month with the lowest average water temperature is February (27.9 °C). Overall, the average water temperature over the whole year is 29 °C.
The wettest month, with the highest amount of precipitation, is March (144.2 mm). The driest month, with the least amount of precipitation, is August (35.2 mm). Over the whole year there are 1,145.3 mm of rainfall on average.
The month with the most days of rain is March (26.2 days). The month with the fewest days of rain is August (11.7 days). Over the whole year there are 251.9 days of rain on average.
The month with the highest average relative humidity is February (76.7 %). The month with the lowest average relative humidity is October (66.9 %). The overall average relative humidity over the whole year is 71.6 %.
The windiest month, with the highest average wind speed, is January (12.5 km/h). The calmest month, with the lowest average wind speed, is November (8.2 km/h). The overall average wind speed over the whole year is 9.4 km/h.
The month with the cloudiest skies, so the highest cloud coverage, is January (46.5 %). The month with the clearest skies, so the lowest cloud coverage, is August (21.2 %). Over the whole year there is an average cloud coverage of 32.8 %.
The month with the longest days, so the most daylight, is December (Average daylight: 12 h). The months with the shortest days, so the least daylight, are May, June, July and August (Average daylight: 11.1 h). Over the whole year there are 11.7 h of daylight per day on average.
The month with the most sunshine per day is March (Average sunshine: 10.1 h). The month with the least sunshine per day is July (Average sunshine: 7.1 h). Over the whole year there are 8.7 h of sunlight per day on average.
Over the whole year the average UV index is 7.
