Thank you for your question!
Please be kindly informed that Vietnam visa, especially Vietnam visa on arrival (visa to be applied online and picked up at arrival aiport) is very easy to be obtained. What you need to do is very simple as follows:
- Complete the online visa application form on our website
- Pay service fee through online payment gateway
- Receive your visa approval letter after 1working day (urgent service), or 2 working days (normal service) via email
- Print the letter out and bring it together with your photos + passport to the arrival airport in Vietnam, pay stamping fee according to the rate regulated by the Government then pick up your visa there.
Regarding the weather in around Feb and March in Nha Trang, please inform that these months are almost perfect for you to swim with the beautiful waves in this coastal city.