Ecuador has four areas for climatic conditions. Subtropical or even tropical climate is significant for the western slopes of the Andeans. The rainy season is between January and May and the dry season lasts from June to December. The average temperature amounts to 25-30°C. The climate of the mountain valleys of the Sierra is temperate and it mostly rains heavily in the afternoon and it is cold in the nights – e.g. Quito has an average temperature of 8-21°C. The eastern slopes and the jungle are humid and warm. The average temperature of the Galapagos Islands is between 25 and 30° with high humidity and sometimes heavy rain falls. The most favourable weather conditions for swimming is from November until April. For those who love hiking in the highlands should travel during the time from June to November. The best time to travel to regions nearby the Amazon is between August and May.