forecast May 24, 2021 4:23 am Forecast: Mostly Sunny, Cooler Temps Monday Today: Fair with pleasant spring air. Highs in the 60s. Tonight: Partly cloudy, cool. Lows in the 40s. Tuesday: Sun & clouds, highs in the 70s. US & World Videos 3:45 Afternoon rains expected on Sunday 4:04 Afternoon clouds over the region on Saturday 3:24 Weather forecast: Highs in the 50s 3:43 Look out for showers this afternoon in Boston 3:41 Cool air to linger over Boston into the weekend