Indonesia Weather and Climate

Geographical location

With around 1.9 million square kilometers, Indonesia is the largest island state and with around 238 million people the fourth most populous state in the world.

According to COUNTRYAAH, the country is made up of over 17,000 islands and borders Malaysia, Papua New Guinea and East Timor. For the most part, Indonesia belongs to the Asian continent, only the Indonesian region on the island of New Guinea belongs to Oceania.

As one of countries with J according to COUNTRYAAH, Indonesia is located in the Indian Ocean, north of Australia. The capital Jakarta is located on the island of Java. Over 9.6 million people live here.

Jakarta is 11,140 kilometers away from Frankfurt and can be reached in around 15 hours by plane.

  • Abbreviation Finder: Check to see national geography, brief history, society description, domestic politics, economy overview, and a list of widely used acronyms about Indonesia.

Climate in Indonesia

The northern islands are characterized by a tropical, always humid climate. Every year these come to up to 4000 millimeters of precipitation. For example, in Manado located to the north, the driest month of September is 85 millimeters, and the wettest month of January is 465 millimeters.

Temperatures range between 29 and 32 ° C over the course of the year. The southern Indonesian islands are characterized by a humid, tropical monsoon climate. That means: in the months of October to April there is a rainy season in which most of the precipitation falls and the humidity rises sharply.

This is followed by the drying time. Especially in the eastern areas, dry air masses from Australia ensure little precipitation and high temperatures. Due to the equatorial location, the temperature fluctuations are very small throughout the country. Long-term temperatures of between 27 and 32 degrees are to be expected.

When to go to Indonesia

We cannot make a generalization of the best travel time for Indonesia due to the different climatic zones. The western areas like Medan should be visited at the beginning of the year in the months of January to March. Here you will find quite pleasant temperatures and little rainfall.

You should travel to the southern areas around Jakarta or the far north with places like Manado in the warm and drier period between April and August. However, it is never completely dry here. One or the other shower can occur at any time of travel.

If you want to go to New Guinea, you can do so in the months of July to November. Here the precipitation values ​​are around 120 millimeters and are therefore significantly lower than in the following months. The month of December is not suitable for travel to Indonesia due to heavy floods in many areas more.

Optimal travel time for the regions

In the following overview you can see the best travel time depending on the region (Indonesia).

Place Best travel time
Jakarta all except January, February, March and December
Medan January, February and March
Balikpapan October
Manado May, June, July, August, September and October
Manokwari July, August, September, October and November
Denpasar April, May, June, July, August, September and October
Mataram all except January, February and December
Gili Trawangan April, May, June, July, August, September and October

Temperatures, precipitation, sunshine in Jakarta (Indonesia)

Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec
Daytime temperature 30 ° C 30 ° C 31 ° C 32 ° C 32 ° C 32 ° C 32 ° C 32 ° C 33 ° C 33 ° C 32 ° C 32 ° C
Night temperature 23 ° C 24 ° C 24 ° C 24 ° C 24 ° C 23 ° C 23 ° C 23 ° C 23 ° C 24 ° C 24 ° C 24 ° C
Water temperature 28 ° C 27 ° C 28 ° C 29 ° C 28 ° C 28 ° C 28 ° C 28 ° C 27 ° C 28 ° C 28 ° C 27 ° C
Precipitation in mm 336 304 209 134 107 91 60 46 72 106 139 198
Rainy days 19 18 16 12 9 8 6 4 6 9 13 16
Hours of sunshine 5 5 6 7 7 7 7 8 8 7 6 5
Sunrise 5:50 5:55 5:55 5:55 5:55 6:00 6:05 6:00 5:45 5:30 5:25 5:35
Sunset 18:15 18:15 18:05 17:50 17:45 17:45 17:50 17:55 17:50 17:45 17:50 18:00


The annual average temperature in Jakarta is 26.3 ° C. For comparison: Munich reaches an average of 8.6 ° C, in Berlin it is 9.6 ° C. The warmest month is August (27.3 ° C), coldest month of February with averages of 25.6 ° C. The maximum water temperature in Jakarta is 29 ° C. Comfortable bathing is possible at these temperatures. All months have a water temperature of at least 21 ° C and are therefore suitable for a beach holiday.


The annual precipitation is 1802 mm on 136 days with precipitation. For comparison: In Munich, 967 mm, in Berlin 570 mm, precipitation is measured annually. The months of January, February, March and December are considered the rainy season, as more than 175 mm of precipitation can be expected per month. Overall, about 1047 mm of precipitation can be expected in the rainy season. You cannot expect snow in any month in Jakarta.


As our climate table shows, August is the sunniest month with an average of 7.6 hours of sunshine per day. On average over the year, the sun shines 6.5 hours a day. For comparison: In Munich and Berlin, the sun shines an average of 4.7 hours per day throughout the year.

Cities nearby

The following larger towns are nearby and have a similar climate: Bekasi, Tangerang, South Tangerang, Depok, Bogor, Ciputat, Ciampea, Cileungsir, Rengasdengklok, Parung, Curug, Pamulang, Cikupa, Sepatan, Sawangan and Citeureup.

Highlights and attractions

The main island of Java attracts with the fascinating Bromo volcano, the indescribable Ijen Crater and grandiose temples such as Borobudur and Prambanan. The bustling capital Jakarte also has some sights to offer such as the Indonesian National Museum and the beautiful Jakarta Cathedral.

The island of Bali is located in the south of Indonesia. For years it has developed into a tourist magnet. Here you will not only find excellent surfing opportunities, but with the Waterbom Bali, an outstanding slide park in a beautiful atmosphere.

The Borobodur temple complexes can be found in a central location on the neighboring island of Java. These are considered to be one of the greatest highlights in Indonesia. Other attractions in Indonesia are the Raja Ampat Islands, the Ijen Crater and the Prambanan temples in Sleman.


Indonesia Weather and Climate
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