Travelers to Uruguay may be pleased to find that the country has a fairly uniform climate across its landscape; surprises are infrequent. However, the seasons here are definitely pronounced. Summer and autumn are beautiful times to visit Uruguay, as summers are warm and autumns are mild. The average temperature range is a pleasant 70-80F in the summers, and even warmer on the coast.
Winter cools the country down, with temperatures between 50 and 60F. Spring is cool as well, and usually damp and windy, although there is no pronounced rainy season in Uruguay. Overall, a Uruguayan cruise will see beautiful weather no matter the season.