The weather forecast for Boston, Massachusetts, shows a pleasant start to the weekend with mostly sunny skies and temperatures around 66°F on Friday. However, as Saturday approaches, expect cooler temperatures and increasing cloud cover, reaching a high of 62°F. The most significant change will occur on Sunday, when rain is anticipated throughout the day, making it a breezy and wet experience with highs only around 58°F. Early morning showers may carry over into Memorial Day Monday, but conditions are expected to improve by afternoon, allowing for partial clearing and a high of 70°F. Looking ahead, temperatures will warm up significantly by Tuesday, reaching 78°F, with a possibility of thunderstorms by midweek. Overall, while Friday offers a dry and sunny start, the weekend will bring a shift to cooler and wetter conditions, particularly on Sunday.