Wheeler served as state representative from Kittery for eight years, from 2002 to 2010, when he faced term limits. A World War II veteran, he is a retired machinist at the Portsmouth Naval Shipyard.
Monday’s picnic is sponsored by the Seacoast Democrats, and will take place from 1 to 4 p.m. at the picnic gazebo across the street from Fort McClary. Grilled foods, corn and beverages will be provided. Cost per person is $10. For information and to register, visit www.seacoastdems.com.