As posted earlier, I'm interested in the hobby. However, the best
temperature I can muster will range from around 70 deg. F in the
winter to around 76 deg F in the summer; unless there is a relatively
simple, inexpensive way to get the temperature lower. I've read a bit
about temperature in winemaking, but haven't been able to get anything
definitive (the temperatures are all over the place).

I'm really much more interested in reds than whites (I rarely drink
white wines). I don't want to jump into the hobby, only to find out
that I have very limited options as to what I can make and that the
quality of whatever I make will always be subpar. Is it worth