Don't know what to do about the odor. If the odor isn't transferring to the cigars, you might want to see if the cedar will absorb the cigar odor after a while. But that's your decision.

As for temperature you can

1. Get creative with an old NON-DEFROSTING (to keep the air from drying out too much) refrigerator or freezer and one of these

http://ceisites.com/9025.html or

2. Turn your heat down.