Yes, it does seem early, but technically it's not. Hurricane season is considered to be between June 1 and November 30. So, they pack up and move for a storm that may hit every other year. Yes, it's a big storm ... but pack up and move to a place that has tornadoes and floods and blizzards? Seems like a lot to do to trade one natural disaster for another.
We surfed hurricane Gloria in Sept of 85. The cops were angry, but not enough to come out and get us.