As the weather warms up it's prime time for outdoor festivals. Head to Ghirardelli Square for sipping wine at the third annual Uncorked Wine Festival or to Golden Gate Park for shucking oysters at the ninth annual San Francisco Oyster Fest. Better yet, enjoy both!

Ghirardelli Square hosts Uncorked! in partnership with COPIA, the American Center for Wine, Food & Arts located in Napa. Uncorked provides an opportunity to taste, learn and experience wine and gourmet food from throughout Northern California. Highlights include a food and wine pairing seminar, sensory wine class and chef demonstration ($10 fee). Check out the schedule online.

What: Uncorked! Wine Festival
Cost: Tickets are $40 and include unlimited wine tastings from over 50 wineries and a souvenir glass
When: May 17th 1 - 6 pm
Where: Ghirardelli Square, 900 North Point St, San Francisco
How: Purchase tickets online

The San Francisco Oyster Fest celebrates that classic combination of oysters and stout and features a great selection of contemporary live music. A wide variety of other beverages will also be available, ranging from beers, wines to premium spirits and though oysters are the main focus of the festival many other culinary choices will be offered. Festival events including the Shuck and Suck Competition, Oyster History Exhibition and Oyster Cooking Demonstrations.

What: San Francisco Oyster Fest
Cost: Tickets are $20 for a 1 day pass or $35 for a 2 day pass
When: May 17th - 18th, 12 - 7, gates open at 11
Where: Great Meadow at Fort Mason, San Francisco
How: Purchase tickets online