Indonesia's seaborne coal exports rebounded sharply in July, rising from a low level a month ago to over 40 million tonnes, although they continued to decline year on year, showed vessel tracking data from Kpler.

The country exported 40.66 million tonnes of coal in the month, slipping 3.79% from a year ago while jumping 23.95% from a month earlier, according to Kpler.

Indonesia's coal exports to Asian countries reached 39.14 million tonnes in July, dropping 5.9% from the previous year but gaining 21.59% from a month ago, accounting for 96.3% of total exports, higher than June's 95.76%.

China's mainland remained the top destination for Indonesian coal in the month with the shipment at 15.83 million tonnes, falling 9.47% from a year earlier yet surging 52.21% on the month, data showed.

The country's coal exports to India amounted to 6.68 million tonnes in July, declining 25.74% year on year and 1.31% month on month. Exports to the Philippines decreased 12.07% from a year ago while ticked up 0.1% from the month prior to 2.92 million tonnes.

Exports to Japan grew 16.68% from a year earlier and 38.76% from a month ago to 2.81 million tonnes. Shipments to South Korea rose 19.38% on the year and 35.39% on the month to 2.69 million tonnes.

Indonesia's seaborne coal exports totaled 265 million tonnes in the first seven months this year, down 11.77% on the year, with Chinese intakes diving 22.51% to 96.05 million tonnes.