The next expected rain in the area around Boston, MA, and nearby places will likely occur on Monday, August 25, 2025. On that day, showers are expected before 3pm, possibly including thunderstorms in the afternoon, with a 60% chance of precipitation. There is also a chance of showers and thunderstorms extending into Monday night. After that, the weather is forecast to be mostly clear and sunny for the rest of the week. So, the rain will most likely start again on Monday, August 25, 2025.