Typical conditions in this Massachusetts island location during July include warm, sunny days with average high temperatures in the low 70s Fahrenheit (low 20s Celsius). Ocean breezes moderate the heat, creating a comfortable environment for outdoor activities. Rainfall is moderate, with brief showers possible. Sea surface temperatures are generally pleasant for swimming.
Understanding the prevalent meteorological conditions during this peak tourist season is essential for planning a successful trip. This knowledge allows visitors to pack appropriate clothing, choose suitable activities, and make informed decisions about accommodations and itineraries. Historically, the island’s temperate summer climate has made it a popular destination for those seeking respite from hotter mainland temperatures.