It's your imagination.
Or to put it more precisely, the imagination of a press hoping like hell for a deadly storm season after the whole thing fell flat last year on them.
According to the record, this is the 18th storm to form in May since 1851, and it's hard to find a major trend in the record. The natural cycles would be more obvious if the graph below extended further into the past, and included the 1930s and the late 1800s.