forecast October 1, 2021 4:27 am Forecast: Mostly Sunny, Highs in the 60s Friday Today: Fair and pleasant. Highs in the 60s. Tonight: Mostly clear. Lows in the 40s. Saturday: Fair, milder. Highs in the 70s. Sunday: More clouds than sun, chance PM shower. Highs around 70. US & World Videos 2:18 Weather forecast: Sunny and mild 3:19 Partly cloudy, high temps reach near 70 2:44 It's a cloudy but warm day in Boston 2:53 Monday starts off cloudy with lingering rain 3:45 Forecast: Showers, areas of fog