Karnataka receives heavy rainfall during the monsoon season and home to one of the largest rainwater harvesting projects in the world. Agumbe is one of the places with the highest annual rainfall in India and the state listed among the best places to visit in rainy season in India. Best places to visit in Karnataka during the monsoon season also includes Ranganathittu Bird Sanctuary,Nandi Hills,Brindavan Gardens,Nagarhole sanctuary,Coastal Karnataka along with Coorg region.
* Jungles of KabiniJungles of Kabini is one of the must visit place in Karnataka during the monsoon season. Kabini offers truly magical monsoon experience with amazing and unique wildlife sightings birds, reptiles and Black Panther.
* Jog WaterfallJog Falls is the second tallest plunge waterfall in India and a major tourist attraction in Karnataka during the monsoon season, formed by the Sharavati river in Sagara taluk. The state of Karnataka has few of the best water falls in India and The Jog falls is one of the most famous.
* Agumbe RainforestAgumbe is a small village in Shimoga district and received highest annual rainfall in Karnataka, sometime called as Cherrapunji of the South. Rainforest of Agumbe is home to tallest waterfalls,endangered mammals and plant species such as Lion-tailed macaque,Great Hornbil,giant squirrel and King Cobra.
* Mullayanagiri TrekMullayanagiri is the highest peak in Karnataka state and one of the best trekking places in Karnataka and South India. The peak is situated at an elevation of 6,330 ft in the Chandra Dhrona Hill Ranges of the Western Ghats and also the highest mountain between the Himalayas and the Nilgiris.
* Maravanthe VillageMaravanthe is a village on NH 66(Old NH-17) between Arabian Sea and Sauparnika river near Kundapura. NH 17 highway passes through Arabian Sea on one side and the Sauparnika river on other side, creating a spectacular scenery that is considered the only one of its kind in India.
* Gokarna BeachGokarna town is famous for Lord Shiva temple and the Om Beach, Located in Uttara Kannada district of Karnataka. Beaches at Gokarna are scenic with the rocky mountains at one side and the Arabian Sea other and are the chief tourist attractions in the holy town of Gokarna.
* Monsoon ThadiyendamolMonsoon trek to Thadiyendamol peak is one of the best treks in the state of Karnataka and,the highest peak in Coorg. Thadiyendamol and Mandalpatti monsoon trek passes through shola forests, open grasslands and rolling hills,streams and village trails.