Tronadora is a district of the Tilarán canton, in the Guanacaste province of Costa Rica.

[1][2] It is located on the west shore of Lake Arenal.

It is connected by road to Tejona and Tilarán along Route 142.

It is drier and cooler than the Pacific coast due to the elevation of 614 meters (2014 feet).

[7] The district is covered by the following road routes: This Costa Rican location article is a stub.