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Travel guide > Asia >

Climate and weather of Indonesia



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Indonesia




 

Climate

 
Indonesia has two different climatic zones.

Temperatures reach 31° in the coastal plains all year round (they lose one degree every ninety meters in the mountains). Rainfall is abundant (1 500 to 3 000 mm per year in the coastal plains, 3 000 to 6 000 mm per year in the mountains). Humidity oscillates between 70 and 90% during the year.

The northern islands (Borneo and Sumatra)
The islands located in the north of Indonesia have an equatorial climate. Temperatures are constant throughout the year (31°) and rainfall is high (2 000 to 3 000 mm per year in the coastal plains, more in the mountains).

The southern islands (Java and Bali)
The islands located in the south of Indonesia have a tropical climate with a rainy season and a dry season. Rainfall ranges between 1 500 and 2 000 mm per year.

Rainy season (November to April)
Temperatures are constant (31° during the daytime, 23° at night) and rainfall is abundant. Sunshine is low (four to five hours a day).

Dry season (May to October)
Temperatures are stable (30-31°) and rainfall is low. Sunshine is high (eight to nine hours per day).

 When to go to Indonesia (pleasant climate) 
The climate of Indonesia is pleasant during the following months :

January
February
March
April
May
June
July
August
September
October
November
December

 

Weather

(main cities) 
Average temperatures and rainfall

Bandung

Temp
January
February
March
April
May
June
max
28°
27°
28°
28°
28°
28°
min
20°
20°
20°
20°
19°
18°
Temp
July
August
September
October
November
December
max
28°
29°
29°
29°
28°
28°
min
18°
18°
18°
19°
19°
20°

Rain
January
February
March
April
May
June
mm
240
250
230
140
110
100
Rain
July
August
September
October
November
December
mm
60
50
50
150
200
210

Denpasar

Temp
January
February
March
April
May
June
max
33°
33°
34°
34°
33°
31°
min
24°
24°
24°
25°
24°
23°
Temp
July
August
September
October
November
December
max
30°
30°
31°
34°
33°
33°
min
23°
22°
23°
24°
23°
23°

Rain
January
February
March
April
May
June
mm
340
270
230
90
90
50
Rain
July
August
September
October
November
December
mm
50
20
50
60
180
280

Jakarta (Capital of Indonesia)

Temp
January
February
March
April
May
June
max
29°
30°
31°
32°
32°
32°
min
24°
24°
24°
25°
25°
24°
Temp
July
August
September
October
November
December
max
32°
32°
32°
32°
32°
31°
min
24°
24°
24°
25°
25°
24°

Rain
January
February
March
April
May
June
days
19
14
14
11
8
5
Rain
July
August
September
October
November
December
days
5
5
5
8
11
14

Medan

Temp
January
February
March
April
May
June
max
31°
32°
32°
32°
32°
32°
min
24°
24°
24°
24°
24°
24°
Temp
July
August
September
October
November
December
max
32°
32°
31°
31°
31°
30°
min
24°
24°
24°
24°
24°
24°

Rain
January
February
March
April
May
June
mm
130
80
100
140
180
130
Rain
July
August
September
October
November
December
mm
140
180
220
270
240
200

Padang

Temp
January
February
March
April
May
June
max
31°
31°
31°
31°
31°
31°
min
24°
24°
24°
25°
24°
24°
Temp
July
August
September
October
November
December
max
30°
30°
29°
29°
29°
30°
min
24°
24°
24°
24°
24°
24°

Rain
January
February
March
April
May
June
mm
340
250
300
370
300
270
Rain
July
August
September
October
November
December
mm
270
320
380
480
510
460

Palembang

Temp
January
February
March
April
May
June
max
30°
31°
31°
32°
32°
32°
min
24°
24°
24°
25°
26°
25°
Temp
July
August
September
October
November
December
max
32°
32°
32°
32°
31°
31°
min
24°
24°
24°
24°
24°
24°

Rain
January
February
March
April
May
June
mm
240
240
280
270
190
110
Rain
July
August
September
October
November
December
mm
100
90
110
200
260
330

Semarang

Temp
January
February
March
April
May
June
max
30°
30°
31°
32°
32°
32°
min
26°
26°
26°
26°
26°
26°
Temp
July
August
September
October
November
December
max
32°
32°
33°
33°
32°
31°
min
25°
25°
26°
26°
26°
26°

Rain
January
February
March
April
May
June
mm
430
360
320
230
160
80
Rain
July
August
September
October
November
December
mm
80
60
100
160
220
330

Surabaya

Temp
January
February
March
April
May
June
max
31°
31°
31°
32°
32°
31°
min
26°
26°
26°
27°
27°
26°
Temp
July
August
September
October
November
December
max
31°
32°
32°
33°
33°
32°
min
25°
25°
26°
27°
27°
26°

Rain
January
February
March
April
May
June
mm
280
250
230
140
100
50
Rain
July
August
September
October
November
December
mm
20
10
10
40
120
230

Weather data (temperatures and precipitation) for Indonesia are derived from monthly averages established over the last twenty years.

 Quick facts 
Indonesia, a country located in Southeast Asia, is bordered by Timor Leste and Papua New Guinea to the east. by the Indian Ocean to the southwest, by Malaysia to the north and by the Pacific Ocean to the northeast.

Capital: Jakarta
Area: 2 000 000 km²
Population: 254 000 000 inhabitants
Language: Indonesian
Currency: Indonesian rupiah

Indonesia










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