forecast August 3, 2020 4:56 pm Partly Cloudy Monday Evening With Chance of Shower Monday night: Partly cloudy with chance of shower. Lows in the mid-70s. Tuesday: Inland showers and downpours develop, expanding east late. Breezy late. Highs in the 80s US & World Videos 0:35 Boston will have plenty of sun, warm air Thursday 2:44 Weather forecast: It'll feel like summer in our region 2:29 Weather forecast: Partly cloudy with highs in 60s 3:19 May 1 may be cloudy, but we have optimism for the rest of Boston's forecast 3:41 Sun will slowly chew away at the cloud cover this afternoon