Weather September 19, 2021 9:20 am Forecast: Week Starts With Beautiful Stretch of Weather Today: Mostly sunny. Low humidity. Highs in the low 70s. Tonight: Clear, calm and cool. Lows in the 50s. Monday: Sunny skies. Highs 70-75. US & World Videos 3:11 So how long is Boston's gorgeous weather going to last? 3:13 Weather forecast: Clear and sunny, with temps in the 70s 2:31 Another warm day in Boston with plenty of sunshine 2:18 Weather forecast: Sunny and mild 3:19 Partly cloudy, high temps reach near 70
