Since you asked, I do think it is odd that your grandchildren sleep with you if you have other accommodation available for them. Also, a nine-year-old should be able to bathe or shower alone. I would worry more about lack of independence at that age than anything improper, but at age 9 I would expect a boy to be more modest than you are describing.
Free printable topographic map of Morro Bay (aka Moro Bay and Bernard's Bay) in San Luis Obispo County, CA including photos, elevation & GPS coordinates.
Hourly Forecast Detailed. 1  0am:The Morro Bay, CA forecast for Aug 23 is 62 degrees and Light drizzle. 2  3am:The Morro Bay, CA forecast for Aug 23 is 60 degrees and Light drizzle. 3  6am:The Morro Bay, CA forecast for Aug 23 is 60 degrees and Fog. 4  9am:The Morro Bay, CA forecast for Aug 23 is 63 degrees and Cloudy.