A visa is not required. The passport must be valid for at least 6 months.
You can visit Ecuador throughout the year with constant temperatures. Bathing is possible throughout the year; the best time on the coast is from May until November.
There are no regulations for vaccination. The following are recommended: Tetanus, Diphtheria, Polio and Hepatitis A and B, a Malaria prophylactic measure for the Amazon basin and for the North West coast district.
The official currency is US-Dollar. Credit cards and common traveller's cheques are accepted nearly every where. Ecuador is a reasonable country for travelling.
Central European time (MEZ) minus 6 hours, Galapagos minus 7, and during the summer period (MESZ) minus 7 respectively minus 8 hours.