Boston weather forecast January 17, 2021 11:19 pm Forecast: Chillier Temps Coming This Week Today: Sun and clouds, mountain snow showers, highs near 40, wind from southwest 20-30 mph. Tonight: Partly cloudy, lows near freezing. Tomorrow: Sun and clouds, passing flurries, highs near 40. US & World Videos 2:51 Sunny Saturday morning followed by clouds in New England 3:01 Weather: Sunny start to weekend 2:38 Weather forecast: Clear, cool Friday night 2:50 Weekend forecast: It's going to be rather splendid in Boston 3:23 Weather forecast: Warm and mostly dry this weekend