A prefix is a word part added to the  beginning of a word to create a new word with a different  meaning.    Examples: refill, undo,  incomplete, precooked   â¦  (Letters added to the end of a root or word are a suffix.). + 213 others found this useful. Caroline Russell.
Its not uncommon to have above 90% relative humidity readings. I find it uncomfortable once the humidity is over 70%, but I'm really not a 'good' test subject as I have lived in Florida all my life and have gotten use to high humidities. I can tell you one thing with certainity, the insects love the high readings! 60% is a threshold in the summer.
Lower humidity can cause your heating system to work harder in the winter months. There must be a balance of humidity in your home to make it a comfortable place and preserve your interior as well as you heating and air conditioning systems. During summer months, homes should have between 30 and 45 percent humidity. During the winter, humidity levels should be kept between 45 and 55 percent humidity. How can I regulate my home humidity? The following are some ideas on how you can help to balance your homeâs humidity: Install an inside weather station that measures humidity in your home.