Central Java in Indonesia sees its peak temperatures in September (33°C (91°F)) and its coolest in February (29°C (84°F)). For a full breakdown of what to expect throughout the year, we've put together a climate overview based on data from Semarang, the region's most visited city. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.
In Central Java, particularly in Semarang, temperatures are consistently high throughout the year, with average maximum temperatures always above 29°C (84°F).
The peak of the heat usually falls in August, September and October.
Precipitation in Central Java varies considerably throughout the year. The wettest conditions occur in December with 433 mm (17 in) of rain, while August stays relatively dry with 27 mm (1.1 in). The region experiences its rainy season during January, February, March, April, November and December, when monthly rainfall can range from 232 mm (9.1 in) to 433 mm (17 in).
