what is the best temperature to keep central air at?
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To stay comfortable and save money this summer, the U.S. Department of Energy recommends setting your thermostat to 78F (26C) when you are home. Setting your air conditioner to this level will allow you to stay cool and avoid an unusually high electricity bill.
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No, according to energy experts. The DOE recommends adjusting your thermostat by 10 to 15 degrees when you're leaving for several hours. (Also, for maximum savings, your thermostat should be set to 78 degrees in the summer and 68 degrees in the winter when you're at home.)
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What is a Reasonable Temperature For a House in Winter? When people are in the house during the day or evening, keeping the thermostat at 68 degrees F is a good temperature.
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Cool Place – Use air conditioning or a fan on its low setting to keep your baby's room at a comfortable temperature (70-74ºF). Also, try to avoid taking your child outside in the sun.
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Or better yet, “What is the most energy saving temperature to set my thermostat at?” According to ENERGYSTAR.gov, the ideal home temperature should be in between 70 to 78 degrees Fahrenheit.
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While there isn't any perfect temperature you should set your HVAC system to, there is an ideal temperature difference between the supply and return air, which should be between 16 and 22 degrees Fahrenheit. This difference in temperature is the evaporator Delta T.
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The average air conditioning temperature depends on a variety of factors, including geographic location, comfort levels, season, and cost of energy. Anywhere between 72° to 78°F is typically standard.
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Use your Mac notebook where the ambient temperature is between 50° and 95° F (10° and 35° C). Don't leave your Mac notebook in your car, because temperatures in parked cars can exceed this range. You should also use your Mac notebook where the relative humidity is between 0% and 95% (noncondensing).
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The Occupational Health and Safety Administration (OSHA) recommends employers maintain workplace temperatures in the range of 68-76 degrees Fahrenheit and keep humidity in the range of 20 to 60%. Most consider 70 to 73 as ideal for the office, but the Cornell study found temperatures as high as 77 to be optimal.
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But only the elderly or those with children need to keep their homes so warm. The ideal temperature is in fact a slightly cooler 18 or 19ºC - with 18.5C the perfect, constant household temperature.
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Each central air system works to cool air by 15 to 20 degrees at a time. As an example, if the indoor air temperature is at 80 degrees, the AC system takes that supply of air and subtracts 15 to 20 degrees of heat before releasing it back into the home air supply.
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For winter, the ideal thermostat temperature is 68 degrees Fahrenheit when you're at home. Energy.gov suggests setting the thermostat to this suggested temperature at home while you're awake and lowering it while you're asleep or away.
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You should set the temperature around 50 to 60 degrees fahrenheit (℉). Most of the time, dropping the thermostat to 50 °F to save some heating bill is fine.
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['Optimum temperature: 100.5 degrees Fahrenheit.', 'Temperature range: 99-102 degrees Fahrenheit. ... ', 'Relative humidity, day 1-17: 50-55 percent. ... ', 'Relative humidity, day 18-21: On day 18, raise the relative humidity to 70 percent.']
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Typically, room temperature is set between 20-21 degree Celsius whereas, as per standard comfort conditions, ideal temperature is 24-25 degree Celsius.
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You can save energy and keep your costs in check by keeping your thermostat at 68 degrees Fahrenheit during the daytime. Energy.gov reports that turning your thermostat lower by 10 to 15 degrees for 8 hours per day will help you see an energy usage reduction of 5 to 15 percent per year on your bill.
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If the AC system is operating correctly, then the air coming out of your vent should be about twenty degrees cooler than the regular temperature inside. So, if you're cooling it and the house is 80 degrees, then you would ideally want the air to be about 60 degrees.