5 Things You Need to Know Today: May 28

1. Summer: The summer season has unofficially begun. Check here for JP summer updates.

2. O'Malley Office Hours: District 6 City Councilor Matt O'Malley announced last week that he will hold office hours at the Egleston Farmers' Market June 15 from 10 a.m. to 11 a.m.

3. Weather: The calendar thinks it's summer, but does the weather agree?

4. Open Market: The Greenway Open Market will launch its 2013 season this Saturday 11 a.m. to 5 p.m. along the Wharf District Parks on the Rose Kennedy Greenway. Shop a variety of handmade and locally produced fine art, jewelry crafts, ceramics, apparel and accessories as well as handmade imports that are fair trade or eco-friendly. The market is open on Saturdays, May through October. For more information, visit greenwayopenmarket.com.

5. Skin Cancer Screening: Brigham and Women’s Faulkner Hospital (1153 Centre St.) is offering a free skin cancer screening on Wednesday, May 29 from 5-7 p.m. The screening is open to all residents who have not seen a dermatologist in more than a year. Appointments are required and can be made by calling the Community Health and Wellness Department at 617-983-7451. Dr. Eva Balash, Dr. Christine Lian and Dr. Chrysalyne Schmults will be conducting the screenings.