People at Pioneer Park in Novato left their shorts and t-shirts at home and brought their fleece jackets instead. The constant drizzle made for a rather boring day. One family waited for it to clear up in hopes of grilling, but finally left with several pounds of uncooked beef.
The wet weather slowed down a bicycle shop which had a scheduled outdoor demonstration of its newest bikes.
"Answering a lot of questions, having people ride around in the parking lot but because of the weather we can't send them out anymore unfortunately," Brustop's Ryan Soderberg said.
For many, Monday's weather hardly felt like the start of the summer season.