, hot all year round, with a rainy season from October to May and a dry season from June to September.
The city is the capital of Indonesia and is located on the northwest coast of the island of Java, at 6 degrees south latitude. In the metropolitan area we find the cities of Bekasi, Tangerang, South Tangerang, and Depok. To the south are volcanoes, including Pangrango, 3,019 meters (9,905 feet) high, and Gede, 3,008 meters (9,869 feet) high.
, during which the rains are more frequent and abundant and the sky is more often cloudy, especially in January and February, when there can sometimes be floods.
, which brings rain on the southern side of Java (at least in the western part of the island), while in Jakarta, protected by the mountains, in this period the weather is often sunny, even though some thunderstorms can break out.
In August, temperatures begin to rise again slightly, and the period with the highest temperatures of the year begins, before the rainy season. The record heat is 37 °C (98.5 °F) and was set in October 2002. On the other hand, occasionally the temperature can drop slightly below 20 °C (68 °F) from June to September.
of day and night is very similar throughout the year. The day lasts 11 hours 45 minutes on June 21st, and 12 hours 30 minutes on December 21st. The sun reaches the zenith at noon around October 9th and March 5th.
Being close to the Equator and on the north side of Java, Jakarta is not affected by
. In the warm period of the southern hemisphere (between November and May, but more likely between December and mid-April), tropical cyclones can sometimes form on the Indian Ocean, which pass off the southern coast of Java, in the area of the Cocos Islands and of Christmas Island, and can bring heavy rain on the southern coast of Java.
. Here are the average temperatures.
January is generally a warm to hot, muggy month. The average temperature is of
27.4 °C, with a minimum of
23.9 °C and a maximum of
30.8 °C.

On the coldest nights of the month, the temperature usually drops to around
21.5 °C.

On the warmest days of the month, the temperature usually reaches around
34.5 °C.

Precipitation amounts to
300 mm, distributed over 18 days.
The day lasts on average 12 hours and 25 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
8.3 kph.

The average sea temperature is of
29.2 °C. Therefore, the sea is pleasantly warm and allows long swims.
February, the least warm month of the year, is generally a warm to hot, muggy month. The average temperature is of
27 °C, with a minimum of
23.6 °C and a maximum of
30.5 °C.

On the coldest nights of the month, the temperature usually drops to around
21 °C.

On the warmest days of the month, the temperature usually reaches around
33.5 °C.

Precipitation amounts to
300 mm, distributed over 17 days.
The day lasts on average 12 hours and 20 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is of
8.3 kph.

The average sea temperature is of
29 °C. Therefore, the sea is pleasantly warm and allows long swims.
March is generally a very hot, muggy month. The average temperature is of
27.8 °C, with a minimum of
23.9 °C and a maximum of
31.7 °C.

On the coldest nights of the month, the temperature usually drops to around
21.5 °C.

On the warmest days of the month, the temperature usually reaches around
34 °C.

Precipitation amounts to
210 mm, distributed over 15 days.
The day lasts on average 12 hours and 5 minutes.

There are on average 7.5 hours of sunshine per day. So, the sun shines 64% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is of
7.7 kph.

The average sea temperature is of
29.3 °C. Therefore, the sea is pleasantly warm and allows long swims.
April is generally a very hot, muggy month. The average temperature is of
28.2 °C, with a minimum of
24.2 °C and a maximum of
32.2 °C.

On the coldest nights of the month, the temperature usually drops to around
22.5 °C.

On the warmest days of the month, the temperature usually reaches around
34 °C.

Precipitation amounts to
145 mm, distributed over 11 days.
The day lasts on average 12 hours and 0 minutes.

There are on average 8.5 hours of sunshine per day. So, the sun shines 71% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is of
6.9 kph.

The average sea temperature is of
29.4 °C. Therefore, the sea is pleasantly warm and allows long swims.
May is generally a very hot, muggy month. The average temperature is of
28.4 °C, with a minimum of
24.2 °C and a maximum of
32.6 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C.

On the warmest days of the month, the temperature usually reaches around
35.5 °C.

Precipitation amounts to
115 mm, distributed over 9 days.
The day lasts on average 11 hours and 50 minutes.

There are on average 8.5 hours of sunshine per day. So, the sun shines 71% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is of
6.3 kph.

The average sea temperature is of
28.7 °C. Therefore, the sea is pleasantly warm and allows long swims.
June is generally a very hot, muggy month. The average temperature is of
28 °C, with a minimum of
23.9 °C and a maximum of
32.2 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C.

On the warmest days of the month, the temperature usually reaches around
34.5 °C.

Precipitation amounts to
95 mm, distributed over 7 days.
The day lasts on average 11 hours and 50 minutes.

There are on average 8.5 hours of sunshine per day. So, the sun shines 72% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is of
6.9 kph.

The average sea temperature is of
27.9 °C. Therefore, the sea is pleasantly warm and allows long swims.
July is generally a very hot month. The average temperature is of
27.7 °C, with a minimum of
23.3 °C and a maximum of
32 °C.

On the coldest nights of the month, the temperature usually drops to around
21 °C.

On the warmest days of the month, the temperature usually reaches around
33.5 °C.

Precipitation amounts to
65 mm, distributed over 5 days.
The day lasts on average 11 hours and 50 minutes.

There are on average 9 hours of sunshine per day. So, the sun shines 77% of the time.
The average humidity is 69%.
The average wind speed is of
7.1 kph.

The average sea temperature is of
27.1 °C. Therefore, the sea is pleasantly warm and allows long swims.
August is generally a very hot month. The average temperature is of
27.8 °C, with a minimum of
23 °C and a maximum of
32.5 °C.

On the coldest nights of the month, the temperature usually drops to around
20 °C.

On the warmest days of the month, the temperature usually reaches around
35 °C.

Precipitation amounts to
45 mm, distributed over 4 days.
The day lasts on average 11 hours and 55 minutes.

There are on average 9.5 hours of sunshine per day. So, the sun shines 80% of the time.
The average humidity is 66%.
The average wind speed is of
7.5 kph.

The average sea temperature is of
26.7 °C. Therefore, the sea is pleasantly warm and allows long swims.
September is generally a very hot month. The average temperature is of
28.4 °C, with a minimum of
23.6 °C and a maximum of
33.1 °C.

On the coldest nights of the month, the temperature usually drops to around
21 °C.

On the warmest days of the month, the temperature usually reaches around
34.5 °C.

Precipitation amounts to
65 mm, distributed over 5 days.
The day lasts on average 12 hours and 5 minutes.

There are on average 9.5 hours of sunshine per day. So, the sun shines 79% of the time.
The average humidity is 64%.
The average wind speed is of
8.1 kph.

The average sea temperature is of
27.3 °C. Therefore, the sea is pleasantly warm and allows long swims.
October, the hottest month of the year, is generally a very hot month. The average temperature is of
28.4 °C, with a minimum of
24 °C and a maximum of
32.8 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C.

On the warmest days of the month, the temperature usually reaches around
36 °C.

Precipitation amounts to
110 mm, distributed over 8 days.
The day lasts on average 12 hours and 10 minutes.

There are on average 9 hours of sunshine per day. So, the sun shines 74% of the time.
The average humidity is 69%.
The average wind speed is of
7.5 kph.

The average sea temperature is of
28.4 °C. Therefore, the sea is pleasantly warm and allows long swims.
November is generally a very hot, muggy month. The average temperature is of
28.3 °C, with a minimum of
24.2 °C and a maximum of
32.5 °C.

On the coldest nights of the month, the temperature usually drops to around
21 °C.

On the warmest days of the month, the temperature usually reaches around
35.5 °C.

Precipitation amounts to
140 mm, distributed over 12 days.
The day lasts on average 12 hours and 25 minutes.

There are on average 7.5 hours of sunshine per day. So, the sun shines 62% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is of
8.1 kph.

The average sea temperature is of
29.4 °C. Therefore, the sea is pleasantly warm and allows long swims.
December is generally a very hot, muggy month. The average temperature is of
27.9 °C, with a minimum of
24 °C and a maximum of
31.7 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C.

On the warmest days of the month, the temperature usually reaches around
34 °C.

Precipitation amounts to
205 mm, distributed over 14 days.
The day lasts on average 12 hours and 30 minutes.

There are on average 7 hours of sunshine per day. So, the sun shines 57% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is of
9.5 kph.

The average sea temperature is of
29.6 °C. Therefore, the sea is pleasantly warm and allows long swims.