July 4, 2015 6:35 am Fourth of July Weather Forecast: Spotty Showers Mostly cloudy, spot shower. Highs in the 70s. Overnight Saturday: Mostly cloudy. Lows in the 50s and 60s. Sunday: Mostly sunny, warmer. Spot shower north. Highs in the 80s. US & World Videos 3:48 Pleasant Sunday after rainy morning in New England 3:01 Weather: Sunny start to weekend 2:50 Weekend forecast: It's going to be rather splendid in Boston 3:27 Cold start Friday in New England, but a warmup is on the way 2:35 Weather forecast: Cold start Friday, temps warm up in the afternoon