SAN FRANCISCO (KRON) -- Overnight showers arrive Monday night, especially for the North Bay, after a cool and cloudy day to start the work week. Rainfall totals will be much more significant north of the Golden Gate and Carquinez bridges.  Highs will stay cool in the 60s for most regions this afte rnoon. A quick change of pace is just around the corner with temperatures lifting noticeably into the end of the week and next weekend, into the 80s to even low 90s. Sunrise in San Francisco is at 6:14 a.m. Sunset is at 8:00 p.m. ...read more read less