Indonesia

Archipelago

The flooding in North Sumatra highlights Indonesia's increasingly uneven weather patterns, with some regions experiencing heavy rainfall even as the dry season intensifies across much of the archipelago.

Residents affected by flash floods and landslides walk on Dec. 23, 2025, in the area of HKBP Ressort Tuka Church in Hutanabolon, Tukka District, Central Tapanuli, North Sumatra. Despite the recent disasters, the church continued to hold services ahead of Christmas. (Antara/Rivan Awal Lingga)

Several regions in North Sumatra were hit by floods in the past few days despite the intensifying dry season across much of the country.Thousands of homes in Binjai, Pematang Siantar and Simalungun were inundated by knee-deep floodwaters on Friday after torrential rain pounded the areas overnight on Thursday.