The Collaborative International Dictionary of English v.0.48:

Intemperately \In*tem`per*ate*ly\, adv.
   In an intemperate manner; immoderately; excessively; without
   restraint.
   [1913 Webster]

         The people . . . who behaved very unwisely and
         intemperately on that occasion.          --Burke.
   [1913 Webster]

WordNet (r) 3.0 (2006):

intemperately
    adv 1: indulging excessively; "he drank heavily" [syn:
           heavily, intemperately, hard] [ant: lightly]

Moby Thesaurus II by Grady Ward, 1.0:

21 Moby Thesaurus words for "intemperately":
   beyond all bounds, excessively, exorbitantly, high, immoderately,
   inordinately, outrageously, over, overly, overmuch, overweeningly,
   prodigally, to excess, to extremes, too, too much, too-too,
   unconscionably, unduly, unreasonably, without restraint