forecast June 17, 2021 4:23 am Forecast: Mostly Sunny, Highs Near 80 Thursday Today: Sunny with delightful air. Highs 75-80. Tonight: Mostly clear. Lows in the 50s. Friday: Mostly sunny, mild. Highs 80-85. US & World Videos 3:14 Weather forecast: Highs near 70 degrees 0:35 Boston will have plenty of sun, warm air Thursday 2:44 Weather forecast: It'll feel like summer in our region 2:29 Weather forecast: Partly cloudy with highs in 60s 3:19 May 1 may be cloudy, but we have optimism for the rest of Boston's forecast