noun, plural ambiguities. 1. doubtfulness or uncertainty of meaning or intention: to speak with ambiguity; an ambiguity of manner. 2. an unclear, indefinite, or equivocal word, expression, meaning, etc.: a contract free of ambiguities; the ambiguities of modern poetry. Origin of ambiguity.
With four distinct seasons, Boston's weather is forever changing. Summer can be delightful with the ocean breezes helping keep the humid temps in control. Evening temperatures can be cool and may require a light sweater. And a pop up thunderstorm is not uncommon, so you may want to include an umbrella in your bag.
Average Weather in May in Boston Massachusetts, United States. In Boston, the month of May is characterized by rapidly rising daily high temperatures, with daily highs increasing by 10Â°F, from 61Â°F to 71Â°F over the course of the month, and rarely exceeding 84Â°F or dropping below 50Â°F.