forecast May 27, 2020 4:19 am Heat, Humidity Ahead of Weekend Cold Front Today: Becoming sunny and hot. Highs 85 to 90. Overnight Wednesday Night: Clouds fill in. Lows in the 60s. Thursday: Sun and clouds. Highs in the 80s. US & World Videos 2:55 Much cooler temps Tuesday, with scattered rain 2:44 Weather forecast: Scattered morning rain 3:21 Weather forecast: Partly cloudy, with calm conditions 2:27 Warm and humid Monday in Boston 2:43 Gorgeous start to the week with warm air over New England