Joined: Jan 2009
Posts: 44,126
Likes: 6,342
From: New York, NY, and High Falls, NY, USA
Bikes: 1962 Rudge Sports, 1971 Raleigh Super Course, 1971 Raleigh Pro Track, 1974 Raleigh International, 1975 Viscount Fixie, 1982 McLean, 1996 Lemond (Ti), 2002 Burley Zydeco tandem
Congratulations! You're going to be glad you made this change.
13 miles is pretty ambitious, but you made it, and in general, it gets easier over time. When the weather gets tough, you'll get a little tougher, but you may have some days when you don't want to brave it, and that's OK.