No matter what time of year you visit Philly, you can easily wander the cobblestone alleyways of Philadelphia's Old City, stroll the Schuylkill River Trail, and book a table at one of the city's buzzy restaurants. The best time to visit the City of Brotherly Love is typically the fall when the temps are cooler, and the city is bathed in orange and red leaves. With great offerings throughout the year and a bounty of historic and cultural sites to explore, there's no wrong time to visit Philly. Here's a breakdown of the city's tourist seasons. High Season: June to mid-September Shoulder Seasons: March to May and mid-September to December Low Season: January to February SEN LI/Getty Images I'm a Philadelphia-based freelance journalist with more than a decade of experience covering travel, food, and culture at publications including Philadelphia magazine and Food & Wine . So if you want a local's take on the best times to visit, here's what you should know.…