Yes it can be. in summer low 30's c are common, and over 40 not unknown. Its cold in the winter (minus 5 - minus 20)
as per the record of 2011 by the National Meteorologican Instt:The July average temp was 27-28 deg C
Not really. September is the earliest of autumn here, so while still warm, it's by no means hot.
It is cold. Sometimes temperature may rise (above usual) in Winter, but it would never be 30-30-35 deg, C in Winter
The song "Hot, Hot, Hot" (Arrow song) was written by Alphonsus Celestine Edmund Cassell (or Arrow), and was originally done by Buster Poindexter (real name David Johansen).