Taking into account the local weather in Kota Sidikalang can help you maximize your time at the pool during your trip. The hottest months are usually June and May with an average temp of 69°F, while the coldest months are January and July with an average of 69°F. The rainiest months in Kota Sidikalang are November, October, December, and April, with each month seeing an average of 19 inches of rainfall.