humidity

noun

hu·​mid·​i·​ty hyü-ˈmi-də-tē How to pronounce humidity (audio)
yü-
plural humidities
: a moderate degree of wetness especially of the atmosphere compare relative humidity

Examples of humidity in a Sentence

the humidity of the region It's not the heat that will get you—it's the humidity. The temperature is 67 degrees with humidity at 75 percent. an area of low humidity
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Its core instrument, the Infrared Sounder, collects temperature profiles and humidity profiles. Richard Tribou, The Orlando Sentinel, 13 July 2025 The blaze, fueled by extreme heat, low humidity, and fierce winds, forced evacuations, led to a hazardous chlorine gas release, and resulted in the seasonal closure of the North Rim for visitors and park staff, Inciweb shows. Hollie Silverman, MSNBC Newsweek, 13 July 2025 Temperatures are expected to soar past 100 degrees with humidity just reaching 15% on Sunday. Ishani Desai july 13, Sacbee.com, 13 July 2025 The fire, dubbed by officials as the Dragon Bravo Fire, had scorched over 5,000 acres as of Sunday morning and is being fueled by extreme summer heat, low humidity and strong winds. Leah Sarnoff, ABC News, 13 July 2025 See All Example Sentences for humidity

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of humidity was in the 15th century

Browse Nearby Words

Cite this Entry

“Humidity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/humidity. Accessed 18 Jul. 2025.

Kids Definition

humidity

noun
hu·​mid·​i·​ty hyü-ˈmid-ət-ē How to pronounce humidity (audio)
yü-
plural humidities
: moisture, dampness
especially : the amount of moisture in the air

Medical Definition

humidity

noun
hu·​mid·​i·​ty hyü-ˈmid-ət-ē, yü- How to pronounce humidity (audio)
plural humidities
: a moderate degree of wetness especially of the atmosphere see absolute humidity, relative humidity

More from Merriam-Webster on humidity

Last Updated: - Updated example sentences
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