Yes, digital nomads can open a local bank account in Costa Rica, provided you fulfil specific requirements such as address proof in Costa Rica, a minimum monthly income of $2,000-$3,000 (individuals and families), visa documentation, and a reference letter from your native bank. You can open a bank account in local banks like BAC, Banco Nacional, and Scotiabank by attending an in-person interview, wherein you will be required to carry your visa, sign the necessary documentation, and complete the registration process to activate your bank account.