WHEN TO CRUISE?
The cruising season runs from
March to October. The The Douro enjoys its own micro-climate.
Summers are typically sunny with average temperatures between 15 °C (59 °F) and 25 °C (77 °F) but can rise to as high as 35 °C (95 °F) during occasional heat waves. However, cool and rainy interludes can interrupt the summer season.
May and September are cooler but pleasant. Winters are mild and rainy with temperatures typically between 5 °C (41 °F) and 15 °C (59 °F) during the day and rarely dropping below 0 °C (32 °F) at night.