Massachusetts July 10, 2024 4:54 pm When will Boston's streaming hot weather break? Overnight Wednesday night: Cloudy. Humid. Low: 73. Thursday: Scattered Showers or T-showers. Partly Cloudy & humid. High: 88. Friday: Morning Showers. Hot & Humid. High: 90. US & World Videos 3:36 Weather forecast: Extreme cold continues 3:51 Forecast: Dangerously cold temperatures overnight 3:47 Forecast: Dangerously cold weather for tonight 2:32 Blast of Arctic air making for a frigid start to work week 2:59 Frigid air making for a bitter cold start to the work week