Here's how warm Bay Area weather is going to get this week FacebookTwitterEmail A group of friends wear masks while walking along a trail at Joaquin Miller Park in Oakland, Calif. Tuesday, December 29, 2020. Rain is forecasted to gather over the Bay Area in later this week.Jessica Christian/The Chronicle Warmer temperatures and breezy conditions will persist through the week across much of the Bay Area, bringing coastal temperatures to the upper 60s, and 70-degree weather inland. Temperatures across the region will rise early in the week, with daily averages reaching the lower 70s before falling overnight into the 40s.