The best time to visit Java is January through December. In this period you have a warm temperature and little precipitation. On the island of Java, the warmest month is September with 28°C and the coldest is June with 26°C.
In the table below you can quickly find the monthly average weather in Java, the monthly temperature or when it rains the most. Monthly averages are based on weather data from the last 30 years.
The island Java has a tropical savanna climate. It is warm every month with both a wet and dry season. The average annual temperature for Java is 27° degrees and there is about 387 mm of rain in a year. It is dry for 195 days a year with an average humidity of 84% and an UV-index of 6.
Climate Java by month
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Day temp. (°C)
27
27
27
27
27
26
26
27
28
28
27
27
Night temp. (°C)
21
21
20
20
20
20
19
18
19
20
21
21
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Precipitation (mm)
54
53
75
15
17
11
8
5
7
26
67
49
Days with rain
13
12
14
13
13
10
9
5
8
12
14
10
Dry days
18
16
17
17
18
20
22
26
22
19
16
21
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun hours per day
8
9
8
8
8
8
7
9
9
8
8
8
Wind force (Bft)
1
1
1
1
1
1
2
2
2
2
1
1
UV-index
6
6
6
6
6
6
6
6
6
6
6
6
Java weather by month
What is the average Java weather like in a given month? Let's find out! Click on a month to check all the monthly averages for sunshine, temperature highs and lows, percentage chance of rain per day, snowfall accumulation and number of rainy days.
The weather for Java over the next 14 days will be 19°C till 23° with every day chance of light rain showers or even quite a bit of rain. The water temperature will be 24°C.