Planning for the weather is an important factor for making your trip to Magelang a success, especially when you’re splurging. The hottest months are usually October and September, with an average temperature of 23°C, while the coldest months are July and August, with an average of 22°C. The rainiest months in Magelang are January, February, March and December, with each month seeing an average of 623 mm of rainfall.