There's No Such Thing as Bad Weather: A Scandinavian Mom's Secrets for Raising Healthy, Resilient, and Confident Kids (from Friluftsliv to Hygge)

by Linda Åkeson McGurk

A survey of a hundred preschools in Stockholm showed that the average time spent outside was one and a half hours per day—on a bad-weather day in the winter. On a nice day in the summer, the average was nearly six hours.