Temperature doesn't become less important, but it's beneficial to raise the temperature as fermentation dies down to reach maximum attenuation and processing of fermentation by-products. In that respect, you're fine.
But you'll probably want to get yourself one of these to ensure that you want have any issues with temperature swings in future batches:
The Fiesty(sic) Goat Brewery est. 2007 & Clusterfuggle Experimental Ales est. 2009
Planned: sLambic II, Flanders Red II, Orange Blossom Mead, Fat Man Porter
Primary:sLambic I, Janet's Brown
Secondary: Toasted Caramel Port, Flanders Red
Kegged: Hefeweizen, Centurion Falcon IPA< Dark Saison
2013 dump volume: ~2 gallons