I am from NY and DH is from the Boston area. I have also lived in MD while going to college. We have lived in the Orlando area for a little over 3 years now. We have friends here from all over (CT, NJ, NY, CA, MA, etc..)
Pros Florida:
Nice weather from October-May
Lots to do (beaches, Disney, Universal, Sea World, boating, scuba, snorkeling, etc..)
Many restaurants to choose from (and yes some very good ones)
Many events going on year round
Many cruise ports close by
Good airports-clean!
Beautiful skys
Beautiful beaches
Many birds
Wildlife
Great/many golf courses
Flat for biking
No state tax (remember NH has no state tax AND no sales tax)
Homestead exemptition
Good seafood
Cleaner than up north but getting worse every day

Hour more of sunlight
Pros Northeast:
Better pay (big pro for life quality!)
Better benefits packages
More unions to protect workers
Much more culture (Broadway, Boston Pops, lectures at great colleges, ethnic restaurants, etc..)
Change of seasons
Lots to do
Better sports teams/venues
Better concert venues/more choice
Good seafood
Great restaurants
Better hospitals/doctors (FL Health is pretty good)
Older, quality homes and buildings (what has happened to building!? It
is all crap now)
Sking/snowshoeing
Great hiking
Close to many staes/Canada (can drive easily)
Wonderful schools (Harvard, Boston U, Fordham U, NY U, Johns Hopkins, Bronx Science, St Johns, Queens College, RISD, etc..)
Better public transportation
Cons Florida:
Awful pay!
Right to work state
High insurance
High property taxes and sales tax
Expensive electric (bad in the summer)
Expensive groceries
Awful produce, meat and fruit (yes I was shocked too-they must ship it all to other places)
Hurricanes
Weather from June-October
Many bugs
Humidity all the time
Poorly, quickly built homes (many issues with mold, roofs, etc..)
Strip mall sqwall
Drivers are God awful and scary
Red Tide-we are ruining the beaches- one of the staes strong points

Awful schools
Crime getting bad
Many pedefiles in the theme park area

Drug/gang problems
Bad public transportation
Some have lazy outlooks/attitudes towards work, etc..
Still a lot of racial prejudice in the south
Cons Northeast:
Weather from January-April (too long, too gray and dead)
Ice storms
Expensive to live
Expensive homes
Expensive rent
Dirtier
More people crowded into smaller spaces (not true in the more rural areas)
High taxes
Oil and gas very expensive to heat in the winter (use a wood stove?)
Pot holes/bumpy/older roads
Faster pased (have to be a quicker, smarter person)
Shorter days