The better solution to all of this is to have a working air-conditioning unit in your home. That is the best way to cool yourself down and to stay cool. It's certainly my preferred method. One option is to contact Peoria HVAC and talk to them about possible systems for your home. They can evaluate your home, suggest the best place for vents, and give you an affordable price to cool down your home.
This same company can continue to maintain your unit as the years go by. Proper maintenance is very important to keep your HVAC unit in tip-top shape. Check them out!