forecast July 3, 2024 4:31 pm Humid July 4 ahead for Boston, with a chance of storms Overnight Wednesday night: Dry. Increasing Clouds. Low: 64. Thursday (July 4) Sun & Clouds. Isolated Showers. High: 84. Friday: Morning Rain. Partly Cloudy. High: 83. US & World Videos 3:37 Forecast: More cold air, with snow in the forecast? 3:26 Chilly and Sunny Saturday in New England 3:47 Weather forecast: Cold weekend 3:45 Forecast: It's cold and getting colder 2:28 Forecast: Coldest air of the season